SIKORSKY AIRCRAFT CORPORATION

Sierra Aircraft Corp specializes in the overhaul, repair, and manufacturing of critical aircraft components for military rotary-wing platforms, with deep expertise in stabilator systems for the UH-60 Black Hawk helicopter. The contractor delivers precision aerospace maintenance services under firm-fixed-price contracts, focusing on structural airframe components including left-wing stabilators, ensuring airworthiness and mission readiness through rigorous adherence to military technical specifications. Their technical capabilities encompass advanced metallurgical repair techniques, fatigue analysis, non-destructive evaluation, and component requalification to original equipment manufacturer standards, positioning them as a trusted provider for high-integrity, safety-critical airframe subsystems in sustainment operations. The contractor maintains a consistent relationship with the Department of Defense, delivering sustainment services exclusively for defense aviation platforms. Their work supports operational readiness across Army and special operations aviation units, with recurring engagements centered on UH-60 maintenance and component restoration. This pattern indicates a long-standing, mission-critical partnership rooted in reliability and technical precision within the DoD’s aviation logistics network. Primary industry focus is on NAICS 336413—other aircraft parts and auxiliary equipment manufacturing—where the contractor operates as a specialized tier-one sustainment provider for military rotorcraft. Their vertical specialization lies in legacy helicopter airframe components, particularly those requiring certified repair methodologies and traceable material certification, distinguishing them in the defense aerospace aftermarket. Sierra Aircraft Corp is structured as a 2L entity headquartered in Stratford, Connecticut, with no active government certifications on record. Their geographic and operational footprint is centered on U.S. defense aerospace sustainment, serving as a niche provider for high-reliability, low-volume critical component repair in support of enduring military aviation fleets.