Zachary Liddy-Davis

Zachary Liddy-Davis serves as a key procurement lead within Navfacsyscom Southwest, supporting the Department of the Navy’s mission to deliver resilient infrastructure for naval installations across the Southwest region. He manages the full lifecycle of construction and civil engineering acquisitions, with a focus on heavy and civil engineering projects that sustain, modernize, and enhance military facility operations. His portfolio includes complex contracts for utility upgrades, site development, environmental remediation, and infrastructure modernization—all aligned with operational readiness and environmental compliance standards. Liddy-Davis ensures acquisitions adhere to federal contracting regulations while prioritizing mission-critical timelines and technical specifications. He maintains long-standing relationships with established contractors including MCKENZIE CONSTRUCTION & SITE DEVELOPMENT LLC, RSI AMENTUM ENVIRONMENTAL SOLUTIONS, L1 ENTERPRISES INCORPORATED, KIEWIT INFRASTRUCTURE WEST CO., and Boh Environmental, L.L.C. These partnerships reflect a preference for firms with proven expertise in heavy civil construction, environmental services, and large-scale site development. His contracting approach emphasizes performance-based outcomes, risk mitigation, and contractor capacity to execute technically demanding projects under stringent military standards. Liddy-Davis consistently awards contracts under the No Set-Aside category, indicating a procurement strategy focused on technical capability and full and open competition rather than socioeconomic set-asides. While small business participation is not formally prioritized through designated set-aside programs, his awards reflect a results-driven selection process that prioritizes contractor qualifications, past performance, and ability to deliver complex engineering solutions. His primary procurement focus is on NAICS 237990—Other Heavy and Civil Engineering Construction—encompassing projects such as road and runway reconstruction, stormwater management systems, bulkhead installations, and non-residential site development. He specializes in acquisitions requiring advanced geotechnical, structural, and environmental engineering expertise, ensuring naval infrastructure meets durability, safety, and sustainability benchmarks for long-term operational use.