Mary K. Tully

Ms. Mary K. Tully serves as a Contracting Officer within the W2SD Endist Baltimore office of the U.S. Army Corps of Engineers, Department of the Army, where she manages the acquisition of critical infrastructure and facility support services across military and federal installations. Her portfolio encompasses construction, engineering, and environmental remediation contracts essential to maintaining operational readiness and sustaining mission-critical facilities. She oversees the full lifecycle of procurements—from solicitation through award and contract administration—ensuring compliance with federal acquisition regulations and mission-aligned outcomes. Ms. Tully maintains consistent partnerships with established contractors including Grunley Construction Co., Inc., Great Lakes Dredge & Dock Co., LLC, and Matthews Group Inc., among others, reflecting a preference for experienced firms capable of delivering complex civil works and institutional construction. Her contracting approach emphasizes reliability, technical proficiency, and proven performance in heavy civil and commercial construction domains. She also engages with specialized vendors in maritime and environmental services, fostering long-term vendor relationships grounded in quality delivery and regulatory adherence. A strong advocate for small business participation, Ms. Tully prioritizes socioeconomic set-asides, with over half of her acquisitions designated as Total Small Business Set-Asides under FAR 19.5. She actively supports 8(a) competed contracts and demonstrates a deliberate commitment to expanding opportunities for small, disadvantaged, and historically underutilized businesses within the defense infrastructure sector. Her primary procurement focus lies in NAICS 236220 (Commercial and Institutional Building Construction) and 541330 (Engineering Services), reflecting deep expertise in facility modernization, structural upgrades, and design-build delivery models. She also procures landscaping, waste collection, and heavy civil engineering services, underscoring a holistic approach to infrastructure lifecycle management across diverse military environments.