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Thermoforming Companies

Last updated: January 2026

This directory lists 99 thermoforming companies across the United States, from specialized niche providers to full-service manufacturers.

When bringing a new product to market, buyers are often solving for lightweight enclosures, cost-effective packaging, precise medical device trays, or robust industrial covers. The technical challenge frequently revolves around achieving uniform **wall thickness** across complex geometries, managing intricate **undercuts**, and ensuring crisp features even in **deep draws**. Selecting a supplier with advanced tooling capabilities and process control is key to mitigating these common manufacturing hurdles.

The landscape of thermoforming suppliers ranges from small, agile job shops specializing in low-volume custom work and rapid prototyping to large, integrated manufacturers running sophisticated rotary or shuttle machines for high-volume production. Some specialize heavily in specific materials like polycarbonate for impact resistance or PETG for clarity, while others focus on particular end markets like automotive or medical, dictating their quality systems and compliance infrastructure.

To effectively engage with a potential thermoforming partner, buyers should prepare detailed CAD models, specify critical dimensions, indicate required annual volumes, and articulate any desired secondary operations like trimming or assembly. Suppliers, in turn, will assess these inputs to determine the appropriate tooling type – from temporary wood or epoxy molds for prototypes to robust aluminum tooling with advanced features like **plug assist** and water cooling for production runs, ultimately influencing lead times and piece part cost.

99 companies·64 emails·87 phones

Company Directory

99 companies nationwide

Advanced Plastiform, Inc. specializes in heavy-gauge custom thermoforming and plastic manufacturing solutions. Since 1988, the company has crafted custom plastic products for diverse industries including automotive, medical, aerospace, furniture, and shipping. They offer precise, efficient plastic molding and fabrication services.

West Des Moines, IA

Based in West Des Moines, IA, All-State Industries specializes in custom thermoforming services, offering prototyping to full-scale production. They utilize various premium plastics and laminates for diverse industrial applications, including recreation, construction, marine, and agricultural sectors. The company also provides comprehensive rubber and plastic part solutions.

Hampton, NH

Based in Hampton, NH, Associated Thermoforming Inc. provides custom plastic thermoforming services. They specialize in a variety of processes including vacuum forming, pressure forming, and twin sheet forming. ATI serves diverse industries such as medical, aerospace, automotive, and consumer goods, offering custom solutions from concept to production.

Fremont, CA

Based in Fremont, CA, Bayview Plastic Solutions operates as a job shop for plastic fabrication and custom manufacturing. The company utilizes a modern facility to provide prototyping and production services, serving various industries including medical devices, transportation, technology, and retail displays.

Auburn, NY

Based in Auburn, NY, Bo-Mer Custom Manufacturing specializes in custom thermoforming, including vacuum, pressure, membrane press, drape, and free forming. They also provide rotational molding, plastic, and metal fabrication services. Bo-Mer delivers tailored solutions for diverse industries, from major corporations to small businesses.

Hutchins, TX

Based in Hutchins, TX, Cary Products provides custom thermoforming services for prototypes and low-volume production. They focus on delivering tailored solutions with lower tooling costs and faster turnaround times. Capabilities include large parts, accommodating sheets up to 48” x 96” and 0.250” thick for diverse applications.

Arthur, IL

Based in Arthur, IL, CBM Plastics provides custom plastic thermoforming and vacuum thermoforming solutions. They offer high-quality products for industrial and commercial applications. Their Midwest location ensures quick, cost-effective product delivery, focusing on customer relationships and competitive pricing to meet unique plastic parts requirements.

Tracy, CA

Based in Tracy, CA, Central Plastics & Mfg specializes in custom plastic injection molding and thermoforming packaging solutions. They serve diverse markets including healthcare, aerospace, defense, consumer, and electronics. The company is an ISO 13485:2016 and AS 9100 Rev D. Certified Molder.

Ayden, NC

Based in Ayden, NC, CMI Plastics specializes in custom thermoforming with in-house design, tooling, and manufacturing processes. They produce plastic packaging solutions, including blister, clamshell, and tray packaging, backed by 85 years of experience in the industry.

Whiting, IN

Cooper Plastics specializes in thermoforming and vacuum-forming, providing comprehensive plastic manufacturing solutions. Their capabilities include sheet extrusion, rotational molding, injection molding, structural foam injection molding, and blow molding. With manufacturing facilities in Indiana and Michigan, the company serves diverse industrial clients.

Philadelphia, PA

Based in Philadelphia, C.W. Thomas specializes in heavy gauge thermoforming, forming plastic sheets 0.060 to 0.500 inches thick. The company offers robust, cost-effective vacuum and pressure formed solutions for industrial and commercial applications, utilizing high-quality polymers. They produce parts measuring inches to multiple feet.

Houston, TX

Based in Houston, TX, Doherty Associates, Inc. provides plastic thermoforming and fabrication services. Their 20,000 sq ft facility uses single station and rotary thermoforming machines, alongside CNC trimming centers. They serve diverse industries like aerospace, marine, medical, telecommunications, and industrial enclosures, offering solutions for OEMs.

Woodstock, IL

Based in Woodstock, IL, Dordan Manufacturing is a family-owned thermoform packaging manufacturer. The company specializes in custom thermoformed packaging solutions, including medical trays, dunnage trays, clamshells, and blisters. They offer expertise in medical packaging and have been providing thermoformed packaging solutions since 1962.

Rittman, OH

Fast Forming, LLC, based in Rittman, OH, specializes in thermoforming and vacuum forming services. They produce custom parts from large to small, including trays, covers, and POP displays. Utilizing inline and rotary thermoforming, the company serves diverse industries like aerospace, automotive, marine, and healthcare.

Hurst, TX

Based in Hurst, Texas, Federal Heath offers in-house thermoforming services, with capabilities at its Jacksonville, TX manufacturing facility. They specialize in creating custom signs by heating and compressing plastic sheets into molds. Utilizing methods like vacuum forming, they produce signs with raised characters and decorative elements.

San Antonio, TX

Based in San Antonio, TX, Franks Manufacturing specializes in heavy gauge, high volume thermoforming and custom plastic products. They offer design services and in-house mold production, catering to numerous industries. The company handles both small and large volume manufacturing, serving a diverse client base that includes Fortune 500 companies.

Bedford, NH

Based in Bedford, NH, Gregstrom Corporation provides heavy gauge thermoforming services for custom plastic parts. They specialize in vacuum, pressure, and twin sheet thermoforming, accommodating large sheets up to 60” x 120” and thicknesses from .040” to .500”. Services include custom color matching and CNC routing.

City Of Industry, CA

Golden West Packaging Group, based in City of Industry, CA, specializes in thermoformed plastic packaging. They create food-grade trays and clamshells using recycled or recyclable materials for the Medical, Consumer Products, and Food industries. Their facilities include a Class 10,000 clean room and heavy-gauge forming equipment.

Grand Prairie, TX

Hagans Plastics, located in Grand Prairie, TX, specializes in custom vacuum thermoforming, pressure forming, and twin sheet forming services. They form thermoplastic sheets into custom parts using vacuum and air pressure. Additional services include injection molding, 5-axis and 3-axis CNC machining, and value-added design assistance.

San Antonio, TX

Based in San Antonio, TX, Helmy Plastics specializes in custom thin and heavy gauge thermoforming solutions. With over 35 years of experience, they provide comprehensive services from concept, design, and prototyping to tooling and full-scale production for diverse industries.

Lewisville, TX

Based in Lewisville, TX, Hill Plastics Inc. provides expert custom thermoforming and vacuum forming services. They specialize in plastic fabrication, offering solutions from product design assistance and material selection to mold making and tooling. The company supports projects from initial concept through fulfillment with precision and cost-effectiveness.

Torrance, CA

HLP Klearfold manufactures custom thermoformed packaging, including stand-alone blisters and clamshells. They also produce vacuum-formed trays, frequently utilized as inserts for clear plastic packaging. These trays secure contents and create aesthetically pleasing displays, often giving the illusion of items floating within the package.

Massillon, OH

Hendricks Vacuum Forming, Inc., based in Massillon, OH, is a family-owned-and-operated business founded in 1978. The company specializes in vacuum forming processes and serves the wholesale sign industry, supplying extrusion in various lengths to distributors.

Portland, OR

Based in Portland, OR, Indepak, Inc. specializes in precision thermoforming, producing custom trays, clamshell, and blister packaging. Capabilities include high-volume production of food-grade (FSSC 22000 certified), anti-static, and material handling trays for automated systems. The company serves businesses across the USA, Canada, and Mexico.

Minneapolis, MN

Based in Minneapolis, Industrial Custom Products offers custom thermoforming and vacuum forming services. They can form sheets up to 8 ft × 10 ft and 40 inches deep, with material thickness up to 0.500 inches. ICP also provides design-for-manufacturability feedback, rapid prototyping, and supports production from single units to high volumes.

Innova Engineered Plastics specializes in vacuum and pressure thermoforming engineered heavy gauge plastic enclosures and single-use components. They serve diverse applications including medical devices like surgical robotics and organ transport, along with autonomous robots and information technology. The company offers services from design to production.

Coppell, TX

Based in Coppell, TX, Insul-Fab specializes in thermoforming various materials. They work with plastic sheet, film, foam, and non-woven fiber, including ABS, PVC, and PETG. The company provides custom thermoformed components from its US headquarters, serving diverse industrial needs.

Brocton, NY

Based in Brocton, NY, Jamestown Plastics offers over 67 years of experience in custom plastic thermoforming. They provide heavy and thin gauge thermoforming, custom packaging, blister, clamshell, and dunnage trays. The company serves industries like medical, automotive, and cannabis packaging nationwide.

Elk Grove Village, IL

Based in Elk Grove Village, IL, Jos-Tech, Inc. provides custom vacuum and thermoforming services. With over 25 years of experience, the company manufactures quality plastic parts for diverse industries, offering solutions from prototyping to high-volume production. They deliver parts across North America.

Vernon, CA

Based in Vernon, CA, Kal Plastics specializes in vacuum forming services, serving as a dedicated vacuum forming department for various clients. They design and develop product casings for exercise equipment manufacturers and produce high-quality material handling containers, available in prime virgin, post-industrial, or post-consumer materials.

Anaheim, CA

Based in Anaheim, CA, Kiva Container specializes in custom light gauge thermoforming, molding plastic sheets from 0.010 to 0.080 inches thick. They produce blister and clamshell packaging, countertop displays, food packaging, and product handling trays, offering various material and color options.

Akron, OH

Based in Akron, OH, Landmark Plastic is a family-owned business established in 1984, manufacturing thermoformed, injection molded, and extruded plastic products. They specialize in new product development and product enhancement, offering tailored, custom-designed solutions to meet unique customer specifications.

Cerritos, CA

Based in Cerritos, CA, Foam Molders & Specialties provides custom vacuum thermoforming and vacuum molding plastic sheets for various industries. Their core competencies include thermal vacuum forming and thermoplastic vacuum molding, utilizing heat and vacuum pressure to transform plastic sheets into precise shapes. They also offer pressure forming services.

Aurora, OH

Based in Aurora, OH, Lerner Molded Plastics provides precision thermoforming services, including thin-gauge high production and heavy-gauge capabilities. They utilize in-line, rotary, and single station equipment for components up to 15 feet long. Services include twin sheet vacuum forming, CNC trimming, and secondary operations for OEM, automotive, and consumer product industries.

Escondido, CA

Based in Escondido, California, Lormac Plastics has served Southern California since 1966. The company operates a modern, 12,000 square foot facility, with additional locations in Poway, California. Lormac Plastics specializes in various plastic production needs, offering extensive capabilities for diverse industries.

Burlingame, CA

Based in Burlingame, CA, Merrill's Packaging specializes in precision thermoformed packaging solutions. They offer custom tooling, design, and manufacturing services, capable of creating new designs or reverse engineering existing ones. With over 60 years of experience, Merrill's provides critical packaging for various industries, including medical.

New Berlin, WI

Based in New Berlin, WI, Midland Plastics, Inc. offers custom plastics manufacturing and forming solutions. They specialize in thermoforming, including pressure and vacuum forming, alongside extrusions, machining, and general plastic fabrication. The company works with materials like acrylic, polycarbonate, and polyethylene, providing diverse product needs since 1945.

Erie, PA

Based in Erie, PA, Munot Plastics Inc. is a custom thermoformer specializing in plastic blisters, clamshells, and trays for various packaging solutions. Operating since 1963, the company offers custom design, tooling manufacturing, and packaging production services.

Newburgh, NY

Based in Newburgh, NY, Orange Packaging provides custom thermoforming services for unique packaging solutions. They offer product packaging and fulfillment, in-house mold design, and acrylic fabrication. The company specializes in creating POP displays for a wide range of businesses.

Batavia, OH

Based in Batavia, OH, Orbit Manufacturing, Inc. offers plastic manufacturing services. They specialize in drape forming, strip heating, and assembling various plastic materials. Their complete fabrication facility is equipped with table, overhead, and CNC routers, along with sawing and drilling equipment to produce high-quality finished products.

Louisville, KY

Based in Louisville, KY, Owings Patterns specializes in heavy gauge thermoforming, including custom molds and vacuum forming processes. They offer tooling design and take projects from prototype to production. Serving the appliance, heavy truck, construction equipment, and automotive industries, they provide custom-designed plastic parts like bezels and enclosures.

Huntington Beach, CA

Product Design Development, Inc. is a Southern California-based custom plastic thermoforming manufacturer. They offer thin, regular, and heavy gauge thermoforming and fabrication services, from prototype to production. Capabilities include deep draw forming, twin sheet forming, die cutting, finishing, packaging, and assembly for plastic parts and components.

San Jose, CA

Based in San Jose, CA, Peak Technology Enterprises, Inc. specializes in custom vacuum, pressure, and thermal formed plastic components. With over 30 years of experience, they produce parts up to 72″ long x 30″ deep x 48″ wide, serving various industries. They also offer in-house mold and fixture production.

Oxnard, CA

Based in Oxnard, CA, Pinnpack Packaging is a vertically integrated plastic thermoforming company. They specialize in manufacturing recyclable food packaging for the Bakery, Deli, Confectionary, and Food Service Industries. They use PET and rPET plastic, performing in-house extrusion and thermoforming processes to create high-quality containers.

Preston, IA

Based in Preston, IA, Plastics Unlimited has provided thermoforming services for over 25 years. The company specializes in plastic part manufacturing through thermoforming processes. They operate with quality management systems certified to AS9100D and ISO 9001:2015, offering custom solutions for a variety of industries.

Rhome, TX

Based in Rhome, TX, Plasti-Fab of Texas specializes in vacuum forming, a thermoforming process, to produce diverse finished plastic parts. They work with thermoplastics such as ABS, Acrylic, Styrene, Lexan, PETG, HDPE, and PVC, creating strong, durable, and complex shapes for various applications.

Janesville, WI

Based in Janesville, WI, Prent Corporation specializes in thermoform packaging. The company provides thermoformed packaging trays, focusing on applications for medical devices and electronics. Prent Corporation offers global manufacturing capabilities for various packaging needs.

Benicia, CA

Based in Benicia, CA, Rapid Accu-Form, Inc. specializes in thermoforming, pressure forming, and vacuum forming of plastics. They work with materials from 0.015″ to 0.500″ thick and sheet sizes up to 62″x122″. Offering in-house tooling and CNC mold-making, they serve industries such as medical, automotive, aerospace, and consumer electronics.

Ontario, CA

Based in Ontario, CA, Ray Products is a thermoforming company specializing in custom plastic manufacturing. They provide pressure forming, vacuum forming, and large-part thermoforming services. The company also offers secondary operations to deliver comprehensive solutions for various industrial applications.

Manitowoc, WI

Based in Manitowoc, WI, Redline Plastics is a plastic thermoforming company offering vacuum forming. They also provide rotational molding, compression molding, industrial sewing, and 3D printing & prototyping services. Redline offers comprehensive solutions from engineering and design to shipping, all under one roof.

Sherman, TX

Based in Sherman, TX, Royal Case manufactures precision-engineered thermoformed cases and enclosures. They utilize advanced vacuum and pressure thermoforming technology with high-impact materials like ABS, polycarbonate, and polyethylene. Serving medical, military, electronics, and industrial applications, they offer customizable designs, branding, and tailored interior configurations.

Arnold, MO

Based in Arnold, MO, Sinclair & Rush, Inc. operates thermoforming facilities in St. Louis, MO and Portland, OR. The company provides custom thermoforming services, utilizing ultra-clean, modern operations to produce a variety of formed plastic parts. They also offer vinyl dip molding, extrusion, and injection molding capabilities.

Based in Dale, Indiana, Spencer Industries Incorporated manufactures custom plastic products through thermoforming, vacuum forming, pressure forming, and twin-sheeting processes. They also provide value-added assemblies. The company serves diverse sectors including medical, refrigeration, agriculture, industrial, and transportation.

Harbor City, CA

Based in Harbor City, CA, Star Plastic is a 40-year expert in custom thermoforming design and manufacturing. They produce visual packaging, including blisters, clamshells, trays, and lids, utilizing 12 diverse thermoforming machines. Capabilities encompass large formats, high volumes, and in-house tool and diemaking for cosmetic and industrial packaging.

Fremont, OH

Based in Fremont, OH, Techniform Industries is a full-service thermoforming provider. They specialize in custom thermoformed parts, utilizing processes such as vacuum forming, pressure forming, and twin sheeting to bring customer ideas to life.

Gardena, CA

Based in Gardena, CA, The Pro Design Group specializes in plastic vacuum and pressure forming. The company operates multiple large rotary thermoforming machines, offering high-capacity production for various industries. They provide in-house tooling, robotic trimming, and custom fabrication, working with materials like HMWPE, ABS, TPO, and Polycarbonate.

Stow, OH

Based in Stow, OH, Thermoform Products, LLC specializes in custom thermoforming services. They offer design, prototyping, tooling, and manufacturing for diverse thermoformed parts. Serving Fortune 500 manufacturers, the company also markets proprietary plastic products for aftermarket automotive and floral industries.

Westminster, CA

Based in Westminster, CA, Tru-Form Plastics is a custom thermoforming manufacturer providing full-service solutions from prototyping and in-house tooling to assembly and finishing. They offer heavy and thin gauge thermoforming with AS9100 and ISO 9001:2015 certifications, serving medical, aerospace, defense, automotive, and electronics markets.

Rockville, MD

Based in Rockville, MD, Universal Plastics & Engineering Company specializes in custom precision thermoforming of miniature and micro components. They utilize matched die, pressure, and vacuum forming for thin gauge parts, serving aerospace, medical, electronic, and automotive industries. Secondary services are also provided.

Houston, TX

Based in Houston, TX, PFI Plastics manufactures custom vacuum-formed plastic products. The company uses materials like ABS, polycarbonate, PETG, and PVC to produce trays, enclosures, housings, and covers. Serving medical, automotive, aerospace, and industrial sectors, they also provide design assistance, prototyping, and assembly.

Arnold, MO

Based in Arnold, MO, VisiPak specializes in heavy gauge thermoforming, also known as large or thick gauge. They handle maximum sheet sizes of 36″ x 60″ with a 10″-12″ draw and material thicknesses from 0.040″ to 0.3125″. Their process creates durable, long-lasting items requiring lower volumes.

Belmont, NC

Based in Belmont, NC, Wilbert Plastic Services provides heavy-gauge thermoformed parts to various industries. Capabilities include expertise in part design, tooling development, and optimal processing methods. They serve medical, automotive, agriculture, and recreation sectors from multiple US plants, with a significant thermoforming facility in White Bear Lake, MN.

Greenville, SC

Based in Greenville, SC, Blue Ridge Thermoforming provides custom vacuum forming services. They specialize in thin gauge solutions like blister and clamshell packaging for food, retail, and medical applications. The company also offers heavy gauge thermoforming for durable industrial, automotive, and returnable transit packaging, including machine panels.

Troy, MI

Based in Troy, MI, National Manufacturing Group is a multi-plant OEM supplier providing custom thermoformed plastic solutions. They also offer FRP molding, metal fabrication, prototyping, tooling, and full assembly across seven US plants. Serving heavy equipment, specialty vehicles, and marine industries.

New Albany, OH

Based in New Albany, OH, AdvancTEK is a custom plastic manufacturing company. They provide injection molding, reaction injection molding, and thermoforming services. The company serves various sectors including Battery & Energy Storage, Agricultural, Industrial Large Part, Medical, Powersports & Recreation, and Telecommunications.

Twin Lakes, WI

Based in Twin Lakes, WI, Allied Plastics LLC is a full-service custom plastic thermoformer specializing in medium to heavy gauge thermoplastic parts. They provide custom single sheet, twin sheet, and pressure formed products for OEM companies, with quick turnarounds. Services include in-house plastic sheet extrusion, industrial packaging, and finishing and assembly.

Columbus, OH

Based in Columbus, OH, American Plastic and Engraving specializes in plastic thermoforming services. They produce custom packaging, trays, and various thermoformed products using state-of-the-art equipment. The company handles projects from prototypes to large-scale production runs, delivering products with precise dimensions and intricate details.

Paterson, NJ

Based in Paterson, NJ, Bennett Plastics specializes in precision vacuum thermoforming. The company delivers custom-made plastic components, serving a variety of industries with tailored manufacturing solutions. They focus on producing high-quality plastic parts for diverse applications, meeting specific client requirements and product specifications effectively.

Salisbury, NC

Based in Salisbury, NC, Custom Plastic Forming specializes in custom heavy- and thin-gauge thermoforming. They offer turnkey plastic forming solutions, leveraging extensive in-house capabilities for design, engineering, toolmaking, CNC routing, and fabrication. The company processes materials like Kydex, PET/RPET, and ABS, serving diverse applications including medical packaging and assembly trays.

Cookeville, TN

Electro-General Plastics, with locations in Ohio and Tennessee, is a full-service vacuum forming (thermoforming) company specializing in difficult-to-form parts. They provide design, prototyping, tooling, and production services, including part finishing and value-added capabilities. Industries served include automotive, heavy truck, food, electrical appliances, signage, and displays.

Emco Industrial Plastics specializes in economical vacuum forming for durable plastic parts. They produce custom plastic components by heating materials and forming them with a mold and vacuum pressure. This process supports various configurations and quantities for diverse industries and applications.

Houston, TX

Based in Houston, Texas, Encon Custom Plastics specializes in large and small-scale custom plastic thermoforming and vacuum forming. They provide contract manufacturing, leveraging decades of expertise and advanced technology to deliver high-quality, precise solutions for various projects.

South Bend, IN

Based in South Bend, IN, Myers Industries specializes in custom thermoforming, offering vacuum and twin sheet thermoforming. They produce parts of varying complexities and sizes, leveraging design flexibility and cost-effective molds. The company works with materials such as ABS, PET, and polycarbonate, serving many industries.

Tempe, AZ

Based in Tempe, AZ, Global Thermoforming is an ISO-certified company specializing in vacuum forming, thick gauge, and thin gauge thermoforming services. They feature in-house tooling, machine building, and material extrusion capabilities. The company serves diverse sectors including aerospace, automotive, medical, HVAC, and consumer products.

Mesquite, TX

Based in Mesquite, TX, Heubach Corporation offers custom vacuum and pressure thermoforming for plastic and foam materials. They employ CAD/CAM technology to produce precise custom parts, shaping thermoplastic sheets into 3D forms using molds, vacuums, and positive pressure. Additional services include assembly.

Rancho Cucamonga, CA

Based in Rancho Cucamonga, CA, Ironwood Packaging, LLC specializes in custom thermoformed plastic packaging. They serve industries like cosmetic, food, hardware, personal care, technology, computer, and medical. The company offers design guidance from concept to finished product and is ISO 9001:2015 Certified.

Macedonia, OH

Joslyn Manufacturing, based in Macedonia, OH, specializes in thermoforming plastic solutions. The company creates custom plastic parts with precision and reliability. Serving original equipment manufacturers (OEMs) in Cleveland and beyond, Joslyn Manufacturing offers comprehensive plastic thermoforming capabilities for various industry needs.

LINDAR Corp is a thermoforming company that manufactures plastic components, parts, and containers. They provide custom thermoformed solutions for various applications, including agricultural equipment, medical components, recreational vehicle parts, and lawn and garden equipment. The company utilizes thermoforming processes to produce diverse plastic products.

Lundell Plastics Corp. provides advanced custom thermoforming services for cost-effective plastic part production with minimal tooling. They also offer injection molding, plastic machining, and CNC routing. The company manufactures diverse plastic products, including agricultural components, industrial parts, and custom plastic solutions for various applications.

Bedford Heights, OH

New AGE, Inc. provides thermoforming services for blister packaging, clamshells, product trays, and custom products. Based in Bedford Heights, OH, they offer prototyping, custom tooling, package design, product processing, and distribution for finished goods.

Cross Plains, WI

Based in Cross Plains, WI, Plastic Ingenuity specializes in custom thermoforming services for healthcare, food, and consumer products industries. The company focuses on developing packaging solutions, supporting product scaling, and creating partnerships with customers. They operate with seven strategic locations across North America.

Dallas, TX

Based in Dallas, TX, Plastiform provides custom plastic thermoforming services. They manufacture clamshells, insert trays, and cushion packaging for product visibility and protection. Capabilities include product design, prototyping, and mold building, serving retail, industrial process, medical, and food industries.

Brainerd, MN

Based in Brainerd, MN, Revolv Manufacturing specializes in thermoforming services, including vacuum forming, twin sheeting, and pressure forming. They serve industries like recreational vehicle, sporting equipment, medical, and food packaging, creating custom plastic parts from materials such as ABS, PETG, and Polyethylene.

Fort Worth, TX

Based in Fort Worth, TX, Select Plastics provides thermoforming services with a focus on consistent flatness and repeatable performance. The company serves various industries, including automotive, kitchen & bath, recreational products, agriculture, and appliance manufacturing, offering short lead times for custom projects.

Hollywood, MD

Based in Hollywood, MD, SSI Custom Plastic specializes in heavy gauge thermoforming services. The company works with plastic materials up to 0.45 inches thick, primarily focusing on "standard" and heavy gauge applications for improved structural integrity and durability. They offer services nationwide.

Findlay, OH

Based in Findlay, OH, Superior Trim provides vacuum form thermoforming services for custom components. They offer both prototyping and large-scale production with precision and durability. Their cost-effective method crafts intricate details for diverse applications, including automotive parts, packaging, consumer products, and medical devices.

El Segundo, CA

Based in El Segundo, CA, Thermosource Tooling and Manufacturing designs and creates thermoformed packaging solutions. They provide competitive thermoformed products for a wide array of industries, including foodservice, janitorial, education, industrial, hospitality, and healthcare, as a member of the ACR family.

Clearwater, MN

Based in Clearwater, MN, T.O. Plastics, Inc. specializes in custom thermoformed plastic products and packaging. They offer in-house design, tooling, and manufacturing capabilities. Serving life sciences, industrial, agriculture, and consumer markets, they provide medical device thermoforming solutions, including those requiring Class 8 cleanrooms.

Holyoke, MA

Based in Holyoke, MA, Universal Plastics specializes in precision custom thermoforming, pressure forming, and fabrication processes. They serve the medical, aerospace, transportation, and industrial segments, offering solutions for low-volume production with reduced tooling costs and faster lead times, typically 8-12 weeks.

Bolero Plastics offers comprehensive solutions for plastic product manufacturing. The company specializes in advanced thermoforming, providing custom machining and fabrication services. They assist clients in bringing diverse plastic products to market with their extensive capabilities and technical expertise.

Mahwah, NJ

Based in Mahwah, NJ, C&K Plastics, LLC is a contract manufacturer specializing in custom heavy gauge thermoforming, established in 1963. They provide deep draw, twin sheet, and pressure forming capabilities. C&K Plastics serves industries including medical, industrial, agricultural, and transportation with state-of-the-art thermoforming processes.

Based in Southern California, Industrial Forming specializes in vacuum thermoforming services. With over 20 years of experience, the company produces both thin and thick gauge plastic products, catering to a diverse range of industrial needs and applications.

Atlanta, GA

Based in Atlanta, PLASTECH Corporation specializes in heavy gauge thermoforming contract manufacturing. They provide custom plastic thermoforming services from prototype to production, focusing on cut-sheet heavy gauge materials ranging from .060 to .500 inches thick. Services support industries like outdoor recreational vehicles.

Los Angeles, CA

Based in Los Angeles, CA, Plastic and Metal Center Inc. provides custom plastic and metal fabrication services. Their plastic capabilities include vacuum forming, injection molding, and blow molding. They also offer CNC machining, sheet metal fabrication, laser cutting, and welding for diverse applications, including packaging and industrial components.

Plastic Molding Technology provides custom plastic thermoforming services. The company caters to various industries, including medical, aerospace & defense, industrial, and autonomous vehicle markets, offering specialized plastic solutions for diverse applications and demanding environments.

Mount Laurel, NJ

Productive Plastics, Inc. is a custom contract manufacturer specializing in plastic thermoforming. The company provides both pressure thermoforming and vacuum thermoforming services. They produce custom plastic components for various industries, utilizing their expertise in creating precise and durable parts for diverse applications.

Beaverton, OR

Based in Beaverton, OR, RapidMade specializes in thermoforming using 3D printed tooling, a unique process they pioneered. This approach offers cost-effective and rapid solutions for custom parts, moving beyond traditional milled or cast aluminum molds. They provide manufacturing services across various industries.

Profile Plastics, Inc. is a heavy gauge thermoforming company, specializing in custom plastic parts manufacturing. They provide comprehensive services, including design assistance and assembly, to create durable and precise components. The company applies its expertise in thermoforming for various industrial and commercial applications.

Manchester, NH

Based in Manchester, NH, Thermoformed Plastics of New England (TPNE) is a custom thermoforming company. It offers comprehensive services including complete prototyping, tooling, and production for various plastic components. The company specializes in manufacturing custom thermoformed parts for diverse industrial applications.

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How to Choose a Company

  • Assess their tooling expertise for your specific needs; determine if they primarily use epoxy or less expensive aluminum tools, or if they have full-service tool shops capable of complex machined aluminum tools with features like plug assist.
  • Verify their process capabilities beyond basic vacuum forming; for parts requiring sharp details, tight tolerances, or specific surface textures, confirm their proficiency in pressure forming and ask for examples.
  • Examine their material handling and processing experience with your specific resin (e.g., ABS, PETG, HDPE, PC, HIPS); inquire about their ability to manage material shrinkage, flow, and potential for web marks or hot spots.
  • For regulated industries, explicitly require relevant certifications: IATF 16949 for automotive, AS9100 for aerospace, or FDA compliance/GMP for medical devices or food packaging applications.
  • Evaluate their secondary operations beyond forming; a full-service supplier might offer in-house CNC trimming, drilling, assembly, painting, or even EMI/RFI shielding, reducing your supply chain complexity.
  • Scrutinize their engineering support and Design for Manufacturability (DFM) capabilities; a strong partner can help optimize draft angles, part geometry, and material selection to reduce tooling costs and improve manufacturability.
  • Red Flag: Be wary of suppliers who quote without thoroughly discussing wall thickness variation across your part's geometry or fail to specify their approach to trim tooling; these details are critical for consistent part quality and can lead to costly rework or scrap if not addressed upfront.

Supplier Types at a Glance

TypeBest ForTypical MOQ
Small Job ShopLow-volume custom parts, rapid prototyping, design iterations, specialized materials, or unique artistic projects where lead time and flexibility are prioritized over economies of scale.1 - 100
Mid-Size Generalist ManufacturerMedium-volume production runs, diverse part types (e.g., enclosures, trays, covers), value-added services like CNC trimming and light assembly, requiring a balance of cost, quality, and responsiveness.100 - 5,000
Large Specialized ManufacturerHigh-volume production, complex parts demanding tight tolerances and cosmetic finishes (e.g., pressure formed automotive interiors, medical device components), requiring stringent quality systems (IATF, AS9100, GMP), and extensive engineering support.5,000+

Frequently Asked Questions

What's the key difference between vacuum forming and pressure forming, and when should I specify one over the other?

Vacuum forming uses atmospheric pressure to pull heated plastic over a mold, ideal for parts with moderate detail and less stringent tolerances. Pressure forming, however, adds positive air pressure above the sheet while vacuuming below, forcing the plastic more tightly into the mold. This results in sharper details, tighter tolerances, crisper edges, and the ability to replicate textures or logos more precisely, making it suitable for cosmetic enclosures or parts requiring specific fitment.

What is plug assist, and how does it affect part quality in thermoforming?

Plug assist is a mechanical or pneumatic device, typically a shaped block, that pushes the heated plastic sheet into the mold cavity before the vacuum or pressure cycle begins. Its primary purpose is to pre-stretch the material, ensuring more uniform wall thickness distribution, especially in parts with deep draws or complex features, preventing thinning in critical areas and improving overall part integrity.

Why are draft angles so important in thermoformed part design?

Draft angles refer to the slight taper applied to vertical walls of a thermoformed part, allowing it to be easily ejected from the mold without sticking, scratching, or tearing. Insufficient draft angles increase friction, making demolding difficult, slowing down production cycles, and potentially damaging the part or tooling. Typically, a minimum of 2-5 degrees is recommended, depending on part depth and material.

When should I consider twin-sheet thermoforming instead of traditional single-sheet methods?

Twin-sheet thermoforming is ideal for creating hollow, double-walled parts by simultaneously forming two sheets of plastic and fusing them together while still in the mold. This process is beneficial for producing rigid, lightweight structures like air ducts, pallets, or complex enclosures that require internal features or structural integrity, often eliminating the need for subsequent assembly or welding.

What are the common challenges in achieving consistent wall thickness in thermoformed parts?

Achieving consistent wall thickness is a primary challenge due to the nature of material stretching. Common factors include the depth of draw, part geometry (sharp corners, deep pockets), material properties, and process control (heating consistency, vacuum/pressure levels, plug assist strategy). Thinner sections are common in deep recesses or areas farthest from the material clamp, and careful design and advanced tooling are crucial to mitigate this.

What specific certifications should I look for if my thermoformed parts are for medical devices or the automotive industry?

For medical devices, look for suppliers with FDA compliance, adherence to Good Manufacturing Practices (GMP), and often ISO 13485 for medical device quality management systems. For the automotive industry, IATF 16949 is the critical quality management standard, demonstrating a supplier's commitment to quality throughout the automotive supply chain.

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