D/E/F SERVICES GROUP, LTD

D/E/F SERVICES GROUP, LTD specializes in mission-critical electrical and data infrastructure installation for federal facilities, with deep expertise in structured cabling, fiber optic deployment, and secure wiring systems. The contractor delivers high-integrity data cabling solutions, including Cat 6 installations for Sensitive Compartmented Information Facilities (SCIFs), and performs fiber optic cable deployment to support secure communications networks. Their work extends to preventive maintenance of HVAC systems in federal buildings, demonstrating cross-disciplinary proficiency in building systems integration. Technical capabilities include compliance with government security standards for physical layer infrastructure, precise cable termination, pathway management, and adherence to TIA/EIA-568 and NIST guidelines for secure facility cabling. The contractor has established a consistent presence with the Department of Defense, delivering secure data cabling and fiber optic installations for classified and operational environments. They have also supported the Department of Agriculture with facility maintenance services and the General Services Administration through a Federal Supply Schedule contract, indicating experience with GSA procurement frameworks and federal facility modernization programs. Their work reflects a pattern of serving agencies requiring hardened, standards-compliant infrastructure with strict security and reliability requirements. Primarily operating under NAICS 238210, D/E/F SERVICES GROUP, LTD focuses on electrical contracting and wiring installation services tailored to federal building environments. Their market positioning centers on secure infrastructure projects requiring precision, compliance, and minimal operational disruption—particularly in government-owned or controlled facilities. They specialize in retrofitting legacy systems with modern, high-bandwidth cabling while maintaining continuity of operations. As a small business based in Griswold, Connecticut, D/E/F SERVICES GROUP, LTD operates as a 2L entity with no federal certifications on record. Their geographic footprint is regional but strategically aligned with federal infrastructure hubs in the Northeast, enabling responsive service delivery to nearby DoD, GSA, and USDA installations. The company positions itself as a nimble, technically precise contractor for mission-critical building systems.