Nelson D. Diaz

Nelson D. Diaz serves as a Contracting Officer at U.S. Coast Guard Base BOSTON (70Z024), where he manages the acquisition of critical infrastructure and operational support services essential to maritime readiness. His portfolio encompasses shipbuilding and repair, facility maintenance, environmental compliance, and logistical sustainment for coastal and port security missions. Diaz plays a pivotal role in ensuring the agency’s assets remain mission-ready through timely, compliant, and strategically aligned procurements that align with Coast Guard operational priorities and federal acquisition regulations. He maintains consistent working relationships with a core group of specialized contractors, including NATIONAL CRANE SERVICES INC, GRAVITEC SYSTEMS INC, Aerofleet Logistics LLC, MCKENZIE CONSTRUCTION & SITE DEVELOPMENT LLC, and JD TIERRA VERDE LLC. These partnerships reflect a focus on niche technical capabilities in heavy lifting, marine systems integration, facility modernization, and site-specific construction. Diaz cultivates long-term vendor engagement grounded in performance reliability, regulatory adherence, and responsiveness to the dynamic needs of Coast Guard stations and waterborne assets. Diaz demonstrates a strong commitment to socioeconomic contracting, with 86.7% of his awards structured as total small business set-asides under FAR 19.5, reflecting a deliberate emphasis on empowering small business participation. He also routinely utilizes service-disabled veteran-owned small business set-asides, reinforcing the agency’s dedication to veteran economic inclusion. His contracting patterns prioritize transparency, competition, and equitable access for qualified small businesses across diverse industries. His primary procurement focus lies in NAICS 238330 (flooring contractors), 336611 (shipbuilding and repairing), and 238990 (all other specialty trade contractors), underscoring expertise in facility rehabilitation, vessel maintenance, and specialized construction services. He routinely procures industrial supplies, marine equipment, and environmental remediation solutions, demonstrating deep technical familiarity with Coast Guard infrastructure lifecycle requirements and the regulatory frameworks governing federal maritime acquisitions.