![]() Proper Group International Proper Group International is a manufacturer of tooling and polymer products. | ![]() Triangle Rubber Triangle Rubber is a company that manufactures mechanical rubber and plastic components. | ||
Founding Date | Founding Date 1971 | Founding Date 1947 | Founding Date 1930 |
Type | Type Private | Type Private | Type Private |
Tags | |||
Locations | Locations Warren, US HQ Anderson, US Piedmont, US Pulaski, US | Locations Somerville, US HQ Ciudad Apodaca, MX Ciudad Juárez, MX San Pedro Tlaquepaque, MX Tijuana, MX Albuquerque, US Duffield, US see more | Locations Bohemia, US HQ |
Employees | Employees 1291% decrease | Employees 2623% increase | Employees 3 |
Operating ⚠ | |||
Types of Materials Used | Types of Materials Used N/A | Types of Materials Used 13 (Jul, 2023) | Types of Materials Used 24 (Jun, 2024) |

Rogers Foam is a company that manufactures engineered foam materials.
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Triangle Rubber is a company that manufactures mechanical rubber and plastic components.
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