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Keystone Foam

Foam cut and combined for packaging and functional components

Since 1983 · Owned by Valley Ridge Investment Partners and Tecum Capital

Representative illustration of a shaped packaging insert on a foam cutting table

About Keystone Foam

Keystone Foam converts foam materials into custom shapes for packaging, cushioning, bedding, upholstery and other applications. Its advertised fabrication methods include CNC profile cutting, die cutting, convoluting, lamination and vertical or horizontal cutting. The material range spans polyethylene, polyurethane, EVA, neoprene and other foam families, allowing customers to discuss geometry and material requirements together. The company is based in Derry, Pennsylvania. Its service-region pages describe markets served and are not represented here as additional physical facilities.

  • Medical devices
  • Defense

Ownership from a page about the company, Nov 6, 2026 · Founding year from the company's own website, Nov 6, 2026 · Industries from the company's own website, Nov 6, 2026

Services

AI illustration of foam fabrication.

Foam fabrication

Foam inserts, cushions and other custom components made to specified shapes through CNC profile cutting and sheet conversion.

AI illustration of die cutting.

Die cutting

Repeated custom foam shapes, inserts and gaskets produced through die cutting.

AI illustration of lamination.

Lamination

Combining foam types or adhering additional materials to foam surfaces for layered components.

Locations

Company sources