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Plastics & Packaging Manufacturers

Reliant Worldwide Plastics

4430 US-82, Gainesville, TX 76240, United States

  • Founded 1968
  • ISO 9001:2015, AS 9100D

About Reliant Worldwide Plastics

Reliant Worldwide Plastics has operated from Gainesville, Texas, since its founding in 1968. What began as a regional molding shop has grown into a multi‑building, 13‑acre campus in the Dallas‑Fort Worth metro area. The company provides end‑to‑end plastic injection molding services, including design for manufacturability, tooling engineering, in‑house tool building and maintenance, rapid prototyping, and secondary operations such as CNC machining, sonic welding, heat stamping, pad printing, and sub‑assembly. Its press range spans 38 to 950 tons, supporting prototype runs through high‑volume production. Reliant produces more than four million parts annually across 8,000 active SKUs. Reliant serves OEMs and contract manufacturers in aerospace (including Airbus and Boeing platforms), agriculture, automotive, consumer products, military and defense, oil and gas, industrial equipment, lawn and garden, recreation and sporting goods, telecommunications, and urban traffic systems. The firm’s expertise with engineered thermoplastics and tight‑tolerance molding makes it a supplier for mission‑critical applications. Reliant’s stated mission is to deliver high‑quality plastic components with exceptional service, on time, and at a fair cost. The company emphasizes its ISO 9001:2015 and AS9100D certifications, Six Sigma and lean manufacturing practices, statistical process control, advanced product quality planning, and an FAA‑approved burn lab as differentiators that ensure consistency and traceability for demanding sectors.

Manufacturing capabilities

Industries served

  • Aerospace
  • Agriculture
  • Appliances
  • Automotive
  • Business Machines
  • Consumer Products
  • Defense
  • Industrial
  • Lawn & Garden
  • Recreation & Sporting Goods
  • Telecommunications
  • Urban Traffic
  • Military & Defense
  • Oil & Gas

Materials

Thermoplastics · Engineered resins · Advanced composites

Equipment

  • 38- to 950-ton injection molding presses
  • CMM inspection equipment
  • FAA-approved burn lab

Company details

Location
Gainesville, Texas
Founded
1968
Production volume
Prototype to high-volume production; >4 million parts annually across 8,000 SKUs
Lead time
Tooling in as little as weeks
Certifications
ISO 9001:2015, AS 9100D

Frequently asked questions

Where is Reliant Worldwide Plastics located?

Reliant Worldwide Plastics is located at 4430 US-82, Gainesville, TX 76240, United States.

What does Reliant Worldwide Plastics do?

Reliant Worldwide Plastics is listed under Plastics & Packaging Manufacturers, and its listed capabilities and products include Plastic Injection Molding, Metal-to-Plastic Conversion, Injection Mold Design, Rapid Prototyping, Design for Manufacturability (DFM) and Material Selection Guidance.

What industries does Reliant Worldwide Plastics serve?

Reliant Worldwide Plastics lists Aerospace, Agriculture, Appliances, Automotive and Business Machines among the industries it serves.

What certifications does Reliant Worldwide Plastics have?

Certifications on file for Reliant Worldwide Plastics: ISO 9001:2015 and AS 9100D.

When was Reliant Worldwide Plastics founded?

Reliant Worldwide Plastics was founded in 1968.

How do I request a quote from Reliant Worldwide Plastics?

Use the Request a quote button on this page to send Reliant Worldwide Plastics your requirements through FirmsLedger, or call (214) 382-9641 and visit reliantplastics.com.

What companies are similar to Reliant Worldwide Plastics?

Other Plastics & Packaging Manufacturers in Texas listed on FirmsLedger include Aire Plastics, Gplastics and Am-Tex Plastics & Box, LLC..

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