STEWART & STEVENSON FDDA LLC

Stewart & Stevenson FDDA LLC specializes in the repair, maintenance, and procurement of high-performance diesel engine systems and marine propulsion components for mission-critical government assets. Their technical expertise centers on commercial and industrial machinery repair—particularly diesel cylinder heads, fuel injection nozzles, and lubrication systems—as well as shipbuilding and repair services involving Rolls-Royce and MTU engine components. The contractor demonstrates deep proficiency in sourcing and integrating precision engine parts, including electronic control systems for the MTU 8V396 diesel engine, and supplying preformed hoses and other naval-grade hardware compliant with NSN standards. Their work requires exacting adherence to military and federal specifications, with a focus on maintaining operational readiness of maritime and land-based propulsion systems under demanding conditions. The company maintains a consistent and primary relationship with the Department of Homeland Security, delivering essential maintenance and parts procurement services for diesel-powered vessels, mobile command units, and auxiliary equipment critical to homeland defense and coastal security operations. Their contract history reveals a pattern of recurring support for engine systems used in Coast Guard and border patrol platforms, indicating a trusted role in sustaining mission-critical mobility assets. Industry focus is anchored in NAICS 811310 for industrial machinery repair and NAICS 336611 for shipbuilding and repair, with additional specialization in NAICS 333618 for engine equipment manufacturing. This positions the contractor as a niche provider of diesel engine lifecycle support, bridging maintenance, parts supply, and system integration for heavy-duty propulsion systems used in maritime and land-based government fleets. Stewart & Stevenson FDDA LLC is a 2L entity headquartered in Fort Lauderdale, Florida, with no government certifications on record. Their geographic presence and operational focus are aligned with U.S. coastal and maritime security infrastructure, enabling rapid response and logistics support for federal agencies operating in high-priority maritime domains.