Stelia North America

Stelia North America

Stelia North America Inc.

Lunenburg, Nova Scotia, Canada

Air SystemsSpaceNaval SystemsDual-use
Founded 1987Subsystem Manufacturer, Contract ManufacturerSupplies Air Forces, Defense Industry
Profile last updated: August 7, 2026

About

Founded in 1987, Stelia North America is a defense subsystem manufacturer based in Lunenburg, Canada working in air systems, space, naval systems.

Stelia North America designs, develops and manufactures advanced composite structures for aerospace, defence and space programmes. The company operates two production sites, in Lunenburg, Nova Scotia (headquarters, about 150,000 sq ft) and Mirabel, Quebec (about 32,000 sq ft). Its capabilities include design services, assembly, systems integration, manufacturing of complex composites, and metallic structures, sub-assemblies and components. Processes include hand lay-up, automated fibre placement, filament winding, autoclave and out-of-autoclave curing, resin transfer moulding, and 5-axis machining. Its defence work covers military aircraft and helicopter programmes and composite structures for space programmes, with a focus on North America and Five Eyes countries. The company is a wholly owned subsidiary of Airbus Atlantic and is formerly known as Composites Atlantic.

Location

Lunenburg, Canada

Founded

1987

Company type

Subsidiary

Legal name

Stelia North America Inc.

Focus areas

advanced compositesaerostructuresspace structuresmilitary aircraftNDTControlled Goods ProgramITAR

Languages

EN

Products & capabilities

Defense domains

Air SystemsSpaceNaval Systems

Supply-chain role

Subsystem ManufacturerContract ManufacturerComponent Supplier

What they offer

HardwareManufacturing ServicesEngineering Services

Markets

Also sells to civilian markets

Products

Composite Overwrapped Pressure Vessels

Pressure vessels

High-pressure composite vessels designed for space and propulsion applications.

Antenna Shells & Reflectors

Space antenna structures

Ultra-precise, low-thermal-expansion parabolic reflector dishes for space primes.

Satellite Structural Panels & Cones

Space structures

High-stiffness sandwich-core flat panels and conical structural adapters for launch vehicles and orbital payloads.

Nose landing gear doors

Aerostructures

Composite aerostructure doors for aircraft programmes.

Anti-Torpedo-Torpedo fan blades

Naval defense components

Precision-engineered fan blades for anti-torpedo-torpedo applications.

End users

Air ForcesDefense Industry

Standards, platforms & customers

Defense standards

AS9100Canadian Controlled Goods ProgramITAR compliant

Platforms & programmes

F-35 Lightning IIC-130J HerculesCH-53K King StallionE-2D HawkeyeSpace Launch System

Named customers

Lockheed MartinNorthrop GrummanSikorskyLeonardoL3HarrisAirbus AtlanticBoeingBombardierDe HavillandARDEMDA

Credentials & affiliations

Certifications

ISO 9001

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