JHNA Email Format
Defense and Space ManufacturingVirginia, United States51-200 Employees
John H. Northrop & Associates, Inc. (JHNA) is a privately owned defense-focused engineering firm founded in 2001. Headquartered in Alexandria, Virginia, the company is a Service-Disabled Veteran-Owned Small Business and also lists a Newport News location to reflect its footprint. It operates in the defense and space manufacturing sector as a digital engineering service provider serving the DoD's aviation communities. The firm emphasizes a warfighter-to-engineer interface, combining former military leadership with engineering and technical expertise to help clients navigate systems engineering and acquisition processes, while addressing platform security. In 2025, JHNA and its division TSA joined Aether Aerospace.