![]() Minerals Technologies Minerals Technologies Inc. (MTI) is a specialty minerals company that develops, produces, and markets mineral and mineral-based products, related systems, and services. | ![]() ERG Aerospace Corporation ERG Aerospace Corporation is a company that designs and manufactures metal, carbon, and ceramic foam components. | HarbisonWalker HarbisonWalker (HWI, formerly known as ANH Refractories) is a supplier of refractory products and services. | |
Founding Date | Founding Date 1968 | Founding Date 1967 | Founding Date 1865 |
Type | Type Public | Type Private | Type Private |
Tags | |||
Locations | Locations New York, US HQ Brisbane, AU Pucking, AT São José Dos Campos, BR Pointe Claire, CA Beijing, CN Shanghai, CN see more | Locations Sparks, US HQ Oakland, US | Locations Pittsburgh, US HQ Acton, CA Smithville, CA Guadalajara, MX Salinas Victoria, MX Tlalnepantla De Baz, MX see more |
Employees | Employees 3,7823% decrease | Employees 592% increase | Employees 788 |
Operating ⚠ | |||
Trademarks (US) | Trademarks (US) N/A | Trademarks (US) 2 (Jul, 2024) | Trademarks (US) 82 (Jun, 2021) |

ERG Aerospace Corporation is a company that designs and manufactures metal, carbon, and ceramic foam components.
View companyHarbisonWalker (HWI, formerly known as ANH Refractories) is a supplier of refractory products and services.
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