Innovative.
Proven.
Responsive.
At Signia Aerospace, our capabilities span the full spectrum of mission-critical systems from thermal regulation in next-gen aircraft to certified rescue gear and payload mounts. We engineer, manufacture, and support integrated solutions that enhance performance, ensure compliance, and keep fleets mission ready.
Whether it’s a high-efficiency heat exchanger in orbit or a hoist system in active SAR operations, every component reflects our commitment to precision, reliability, and readiness.
Evolve
As aerospace platforms evolve to meet new demands for efficiency, safety, and mission adaptability, Signia Aerospace helps customers stay ahead of what’s next.
Our integrated capabilities and future-ready systems support emerging technologies across short-distance air mobility, next-gen rotorcraft, and advanced drone operations. From modular thermal systems to mission-configurable equipment, we deliver solutions built for the frontier of flight across commercial and defense sectors.
We design, engineer, and manufacture high-performance environmental control systems (ECS) and precision thermal components including bleed-air heaters, air conditioners, fans, sensors, and control valves. Leveraging in-house FAA/EASA certification and testing, ACE Thermal Systems addresses the needs of helicopter, fixed-wing, and next-gen eVTOL operators with efficient, reliable cabin environment solutions.
Cleveland Wheel and Brake Systems (CWBS) provides aircraft braking systems and key system components including wheels, brakes, and hydraulic components for the general aviation, turboprop, business jet, rotorcraft and military markets. For over 85 years, airplane manufacturers, landing gear manufacturers, mechanics and pilots have relied on the innovative and reliable Cleveland brand of products, making them one of the world’s most experienced, recognizable, and respected brands in the aircraft industry. CWBS was founded in Northeast Ohio, USA and continues to manage all aspects of the product lifecycle including concept, design, qualification, testing, and manufacture. Our team further supports customers by offering product repair, and over-hauls at their FAA and EASA certified repair station.
Hartzell Aviation, encompassing Hartzell Engine Tech and Hartzell Aviation Welding, provides propeller systems, engine component overhauls, precision welding services, and STC-based performance upgrades. Serving general aviation, business aviation, and special mission aircraft, Hartzell delivers dependable power solutions backed by decades of innovation.
Global leader in advanced aircraft propeller design and manufacturing technology for general aviation applications – both piston engine and turboprop – as well as custom propulsion solutions for electric, hybrid-electric aircraft, and advanced air mobility programs. As an FAA Organization Designation Authority (ODA), Hartzell has 60+ Type Certifications, 400+ Supplemental Type Certifications and 1,000+ Foreign Validations.
Proven Solutions
When safety, performance, and mission success are non-negotiable, Signia Aerospace delivers. Backed by decades of engineering expertise and specialized manufacturing, our systems are built to meet the exacting standards of modern aviation.
From thermal management to mission-specific equipment, our solutions help operators optimize aircraft performance and achieve operational readiness across every flight profile.
provides solutions for:
- Fixed Wing
- Rotocraft
- eVTOL

Explore Our Markets
Our technologies operate in complex environments across aviation, defense, and industrial operations. Discover how Signia delivers reliable performance for mission-ready platforms worldwide.
We leverage more than 40 years of proven product development with the best emerging technology, crafting customized solutions that ensure our customers experience next-generation performance.
About Us
At Signia Aersospace, our teams are knowledgeable, focused and driven to design solutions that enhance aircraft safety, performance and comfort. Our tenured experts understand how thermal management solutions and specialized mission equipment integrate into larger, complex systems and are dedicated to building long-term partnerships.

Support
We offer worldwide support and service for the products and systems we design, providing quick-turn maintenance and repair solutions that result in lower total cost of ownership for our customers.
