![]() Precision Prototyping & Manufacturing Precision Prototyping & Manufacturing (also known as PPM Aerospace) is a company engaged in the production of aerospace products. | ![]() TechPrecision TechPrecision is a holding company that manufactures precision-fabricated and machined metal structural components and systems. | ![]() Ducommun Aerostructures Ducommun Aerostructures (DAS) is a company that manufactures and integrates complex structural components and assemblies for the commercial and military aviation industries. | ![]() Hartzell Propeller Hartzell Propeller is a company manufacturing aircraft propeller systems for general aviation sector. | ![]() Nassau Tool Works Nassau Tool Works (NTW) is a company that specializes in the fabrication of parts, sub-assemblies, and complete landing gear. | |
Founding Date | Founding Date 1996 | Founding Date 2006 | Founding Date 1999 | Founding Date 1917 | Founding Date 1959 |
Type | Type Private | Type Public | Type Subsidiary | Type Subsidiary | Type Subsidiary |
Tags | |||||
Locations | Locations St. Louis, US HQ | Locations Westminster, US HQ Los Angeles, US | Locations Gardena, US HQ | Locations Piqua, US HQ Piqua, US | Locations Bay Shore, US HQ |
Employees | Employees 4 | Employees 1526% decrease | Employees 1,300 | Employees 2502% increase | Employees 50 |
Operating ⚠ | |||||
Facility Space, sq. ft. | Facility Space, sq. ft. 23 k (Jul, 2023) | Facility Space, sq. ft. 328 k (FY, 2023) | Facility Space, sq. ft. N/A | Facility Space, sq. ft. N/A | Facility Space, sq. ft. N/A |

TechPrecision is a holding company that manufactures precision-fabricated and machined metal structural components and systems.
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Ducommun Aerostructures (DAS) is a company that manufactures and integrates complex structural components and assemblies for the commercial and military aviation industries.
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Hartzell Propeller is a company manufacturing aircraft propeller systems for general aviation sector.
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Nassau Tool Works (NTW) is a company that specializes in the fabrication of parts, sub-assemblies, and complete landing gear.
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