FERROTHERM, LLC

Ferrotherm Corp specializes in the precision manufacturing and overhaul of critical aircraft engine components, with deep expertise in high-temperature sealing systems, turbine air seals, shroud segments, and compressor discharge pressure seals for military propulsion systems. The company delivers advanced metallurgical solutions for F100 engine platforms, performing complex repairs and replacements of turbine sealing rings and air seals under stringent military specifications. Their technical capabilities include high-precision machining, thermal barrier coating applications, and material qualification for extreme thermal and mechanical stress environments, positioning them as a trusted supplier for mission-critical propulsion sustainment. The company maintains a consistent relationship with the Department of Defense, providing engineered components and maintenance services for fighter jet engine fleets. Their work supports lifecycle sustainment of legacy and active-duty propulsion systems, with a focus on restoring operational readiness through reverse engineering, certified part replication, and non-destructive evaluation techniques. All work is performed to military technical data packages and quality control standards required for aerospace propulsion systems. Ferrot herm’s primary industry focus is in aircraft engine and engine parts manufacturing (NAICS 336412), with supplementary expertise in air transportation support activities involving seal repair and component overhaul. They serve a niche within the defense aerospace supply chain, specializing in the repair and manufacture of high-wear, high-temperature components that require exacting tolerances and material integrity. Their market positioning is that of a Tier 2/3 specialty manufacturer focused on engine sustainment rather than full assembly. Ferrotherm Corp is a small business headquartered in Cleveland, Ohio, with no federal certifications on record. The company operates as a 2L entity, indicating a limited liability structure, and maintains a geographically concentrated presence in the Midwest defense manufacturing corridor. Their capabilities are tailored to meet the specialized, low-volume, high-complexity demands of military propulsion sustainment programs.