Safety Training Systems Safety Training Systems (STS) is a custom engineering and manufacturing company that provides training equipment hardware to the aviation and defense industries. | ![]() Northrop Grumman Systems Northrop Grumman Systems is a company that designs, develops, and manufactures aerospace and defense electronics and systems. | ![]() GRiD Defence Systems GRiD Defence Systems is a manufacturer of rugged computers for harsh environments. | ![]() Frontgrade Technologies Frontgrade Technologies (formerly known as Cobham Advanced Electronic Solutions) is a provider of analog and radiation-hardened technology for the aerospace and defense industry. | ![]() Outpost Technologies Outpost Technologies is a company that provides engineering and manufacturing services to the defense industry. | |
Founding Date | Founding Date 1978 | Founding Date 1985 | Founding Date 1993 | Founding Date 2007 | Founding Date 2017 |
Type | Type Private | Type Subsidiary | Type Private | Type Subsidiary | Type Private |
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Locations | Locations Tulsa, US HQ | Locations Falls Church, US HQ Irving, US Mc Lean, US | Locations Wooburn Green, GB HQ | Locations Colorado Springs, US HQ Gothenburg, SE Carlsbad, US Exeter, US Hauppauge, US Plainview, US | Locations Huntsville, US HQ |
Employees | Employees 313% increase | Employees 685 | Employees 16 | Employees 894 | Employees 26 |

Northrop Grumman Systems is a company that designs, develops, and manufactures aerospace and defense electronics and systems.
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GRiD Defence Systems is a manufacturer of rugged computers for harsh environments.
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Frontgrade Technologies (formerly known as Cobham Advanced Electronic Solutions) is a provider of analog and radiation-hardened technology for the aerospace and defense industry.
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Outpost Technologies is a company that provides engineering and manufacturing services to the defense industry.
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