Elizabeth Preston

Elizabeth Preston serves as a Contracting Officer responsible for managing complex acquisitions across advanced manufacturing and defense-related technical domains. She plays a critical role in ensuring compliance with federal procurement regulations while delivering mission-critical components to support national security and aerospace systems. Her portfolio primarily encompasses the procurement of aircraft subsystems, electronic components, and mechanical power transmission equipment, requiring deep technical understanding of defense supply chain requirements. She executes full lifecycle contracting actions—from market research and solicitation development to award and contract administration—ensuring alignment with statutory mandates and agency objectives. While specific contractor names are not available, her contracting patterns indicate consistent engagement with Tier 1 and Tier 2 suppliers in the aerospace and electronics manufacturing sectors. She routinely works with firms possessing specialized certifications for precision manufacturing, ITAR compliance, and quality assurance standards such as AS9100 and ISO 9001. Her procurement approach emphasizes performance-based contracting and risk mitigation through robust source selection criteria, fostering long-term vendor partnerships grounded in technical capability and regulatory adherence. Elizabeth demonstrates a strong commitment to small business participation, with over 20% of her awards structured as Total Small Business Set-Asides under FAR 19.5. Though she does not prioritize other socioeconomic categories such as 8(a), HUBZone, or SDVOSB, her consistent use of small business set-asides reflects a deliberate strategy to expand opportunities for capable small manufacturers in high-technology industries. Her approach balances compliance with strategic economic development goals, ensuring small businesses contribute meaningfully to the defense industrial base. Her primary procurement focus lies in NAICS 336413 (Other Aircraft Parts and Auxiliary Equipment Manufacturing), followed by 334419 (Other Electronic Component Manufacturing), indicating deep expertise in avionics, sensor systems, and mission-critical electronic assemblies. She also regularly procures mechanical power transmission components and fluid metering devices, showcasing a specialized technical domain in precision engineering and aerospace systems integration.