Infinity company history Key dates since 1982
Mid American Plastics began with a small group of molding machines in 1982. Infinity opened a dedicated medical facility in 2009, completed the transition to all-electric presses in 2023, and entered the Indiana Manufacturers Hall of Fame in 2026.
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Key milestones in company development
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Mid American Plastics is founded in Southwest Indiana.
The operation starts with four small molding machines and a compact German-made precision press.
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The first chapterMid American Plastics
Founded in Southwest Indiana as Mid American Plastics
Mid American Plastics was founded in 1982 in Southwest Indiana as a custom thermoplastic molding company. The operation began with four small molding machines and a compact precision press manufactured in Germany.
The long build1982–2008
A small molding operation developed into a connected manufacturing partner
Early production growth was reinforced by industry participation, a new company identity, and expanding technical support around the molding process.
- 1982Production begins
Four small molding machines and a compact German-made precision press establish the first production platform.
- 1995IMA membership begins
The company joins the Indiana Manufacturers Association and remains a member today.
- 1996MAPP charter member
The company joins the Manufacturers Association for Plastics Processors as a charter member.
- 2000The Infinity name
Mid American Plastics becomes Infinity Molding & Assembly, reflecting a broader manufacturing role beyond molding alone.
A new environmentMedical + healthcare
Medical facility opens in 2009 with ISO Class 8 cleanroom molding
Infinity opened the dedicated medical facility in 2009 after consulting customers on cleanroom best practices. The building added controlled molding and white-room assembly with shared campus leadership, engineering, and quality support.
Explore cleanroom molding- 01Customer input
- 02Purpose-built facility
- 03ISO Class 8 environment
- 04Shared campus support
The platform changesThe hydraulic era ends
Transition completed in 2023 to all-electric molding presses
The final hydraulic press was replaced in 2023, completing the company's transition to an all-electric fleet.
2026 recognitionOne campus / four decades of growth
Indiana Manufacturers Hall of Fame recognition marks the next company milestone
Infinity's 2026 induction recognizes a record that began in 1982 and now connects engineering, tooling, all-electric molding, automation, metrology, quality systems, assembly, and customer support across one Mount Vernon campus.
Established in 1982 / IMA member since 1995
Read the IMA announcement