Terry Harrelson

Terry Harrelson serves as a Contract Specialist within the FA4418 628 Cons Pk unit of the Department of the Air Force, responsible for managing the acquisition of mission-enabling services and infrastructure support at Joint Base Charleston and associated installations. His role centers on executing full lifecycle contracting for construction, facility maintenance, utility systems, and operational readiness initiatives aligned with Air Force installation resilience goals. He handles a diverse portfolio of contracts under FAR Part 13 and Part 36, including firm-fixed-price and cost-reimbursement instruments, with a focus on ensuring compliance with defense construction standards and environmental regulations. Harrelson maintains consistent working relationships with key contractors including MCKENZIE CONSTRUCTION & SITE DEVELOPMENT LLC for site and infrastructure work, PROTECT KITCHEN EXHAUST CLEANING, LLC for specialized facility hygiene services, ACCESS PORTABLE TOILETS INC for temporary sanitation solutions, and ML Armaments LLC for security-related equipment. His procurement approach emphasizes vendor reliability, performance accountability, and timely delivery of mission-critical support services, often coordinating with engineering and facilities teams to align contracting actions with operational timelines. He demonstrates a strong commitment to small business participation, with over half of his awards structured as total small business set-asides under FAR 19.5, complemented by a notable 6.7% allocation to service-disabled veteran-owned small businesses. His contracting patterns reflect a deliberate effort to foster economic opportunity within the defense supply chain while maintaining competitive rigor. Harrelson’s procurement focus is concentrated in NAICS categories including 541380 (testing laboratories), 811490 (facility maintenance and repair), and 325120 (industrial gas manufacturing), indicating expertise in environmental compliance, facility upkeep, and hazardous material handling. He also regularly procures services under 488119 (airport operations) and 423490 (professional equipment wholesale), underscoring his technical proficiency in airfield support systems and specialized supply chain logistics for military installations.