APRO INTERNATIONAL, INC

APRO INTERNATIONAL, INC specializes in the calibration, repair, and maintenance of precision measurement equipment for U.S. Department of Defense installations worldwide. The company delivers full-spectrum Precision Measurement Equipment Laboratory (PMEL) services, ensuring the accuracy and traceability of test, measurement, and diagnostic equipment critical to aerospace, missile systems, and space operations. Their technical expertise encompasses calibration standards compliant with ANSI/NCSL Z540 and MIL-STD-45662, metrology system validation, environmental testing, and equipment lifecycle management across diverse military platforms. APRO’s key differentiator lies in its ability to sustain high-volume, mission-critical PMEL operations across geographically dispersed and austere locations, including overseas RAF bases and remote space support sites, with strict adherence to performance work statements and DoD metrology protocols. The company maintains a consistent, long-term relationship with the Department of Defense, providing PMEL services at major Air Force bases such as Arnold, Wright-Patterson, Hill, Dyess, Barksdale, and Peterson, as well as international installations like RAF Feltwell and Pituffik Space Base. Their work supports air, space, and missile systems readiness through reliable calibration of electronic, optical, and mechanical test equipment used in flight testing, weapons systems, and satellite operations. APRO’s primary industry focus is in NAICS 811219—Other Electronic and Precision Equipment Repair and Maintenance—where they serve as a trusted provider of metrology infrastructure support within defense and aerospace sectors. They specialize in sustaining the calibration backbone of mission-critical defense systems, positioning themselves as a niche contractor with deep expertise in military-grade metrology. As a Women-Owned Small Business and Woman-Owned Business certified firm headquartered in Vienna, VA, APRO brings agility and compliance-focused execution to federal contracts. Their operational footprint spans U.S. and overseas DoD installations, reinforcing their role as a mission-critical enabler of defense readiness through precision measurement assurance.