Founded in 2005, CTSi (Coherent Technical Services) is a Maryland aerospace and defense engineering company known for tackling difficult technical problems through close customer collaboration. Its work supports the Department of Defense, NASA, and commercial customers, and the company became part of Aether Aerospace in 2025.
AS9100D
Registration
ISO 9001:2015
Registration
MIL-STD-810G
Compliance program
AES2Based in Aberdeen, Maryland, AES2 supports U.S. defense and federal missions by engineering, fabricating, integrating, and fielding C5ISR systems and related operational solutions. Its Systems Integration Lab and access to Aberdeen Proving Ground and the Army Futures Command C5ISR Center give the small business a practical base for rapid prototype design, fabrication, integration, and deployment. AES2 pairs tactical operators with engineers and technical specialists, extending that “Operations & Engineers” approach into training and global implementation support for U.S. agencies and partner nations.BELCAMP, MD
ARCTOS Technology SolutionsFor more than 60 years, ARCTOS Technology Solutions has provided applied research, engineering, and technology services for aerospace and defense missions. The Beavercreek-based company supports federal agencies and aerospace companies with work ranging from propulsion and advanced materials to launch safety, industrial innovation, and workforce development. ARCTOS is now part of DCS Corporation, joining two organizations with decades of experience in mission-critical aerospace and defense programs.PITTSBURGH, PA
Victory SolutionsFounded in 2006 by former Air Force maintenance specialist Kris McGuire, Victory Solutions is a service-disabled veteran-owned, woman-owned small business providing aerospace and defense engineering and technical services. From its Huntsville base, the company supports NASA, the Department of Defense and civil aerospace customers with digital engineering, mission operations and related technical work, while also developing proprietary aerospace products such as a portable small-rocket defense system. Its record includes NASA Agency and Marshall Space Flight Center Small Business Prime of the Year honors, along with three NASA Contractor Excellence Awards.COLUMBIA, MD
Resonant SciencesFounded in 2015 by six engineers frustrated with the slow pace of defense development, Resonant Sciences was built around a faster, more iterative way to solve difficult problems for warfighters. Based in Dayton, the company now has more than 250 team members across six locations and uses an integrated engineering and manufacturing operation to move aerospace and defense technologies from concept toward field use.BEAVERCREEK, OH