71 Hall St, Lunenburg, Nova Scotia · 902.634.8448

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— AN AIRBUS ATLANTIC COMPANY · LUNENBURG, NS

OPERATING SINCE 1987

Your preferred composites partner in North America.

Stelia North America designs, develops, and manufactures advanced composite structures for aerospace, defence, and space programs. Our mission: innovate and partner to make the world’s most mission-critical systems stronger, lighter, and cleaner through advanced composites.

F-35

1987

FOUNDED IN LUNENBURG AS COMPOSITES ATLANTIC

182,000

sq ft

Across Lunenburg, NS and Mirabel, QC

2

sites

Operations across Nova Scotia & Quebec

AS9100

ISO 9001, Nadcap (Composites & NDT), CGP

— KEY CUSTOMERS

Sikorsky Northrop Grumman MDA Magellan Aerospace L3Harris Lockheed Martin IHI Elbit Systems De Havilland Bombardier Boeing ARDE Leonardo Airbus
A
An Airbus Atlantic
company since 2015 Formerly Composites Atlantic

— 01 — ABOUT STELIA

Designing and manufacturing advanced composites for aerospace, defence and space from Lunenburg , Nova Scotia and Mirabel Quebec.

Stelia North America specializes in the design, development, and manufacturing of composites. With a focus on the North American markets and Five Eyes countries, we innovate and partner to make the world’s most mission-critical systems stronger, lighter, and cleaner through advanced composites.

/01

Two facilities, one integrated team

A 150,000 sq ft headquarters in Lunenburg, NS and a 32,000 sq ft site in Mirabel, QC – design through delivery, in-house.

/02

Certified to aerospace standards

AS 9100 / ISO 9001, Nadcap (Composites & NDT), registered under Canada’s Controlled Goods Program, and ITAR Compliant.

/03

Cleared for the programs that matter

Key customers include Lockheed Martin, Northrop Grumman, Sikorsky, Leonardo, L3Harris, Airbus Atlantic, Boeing, Bombardier, De Havilland, ARDE, and MDA.

— 02 — Capabilities

Core technologies, built around composites.

Composite hand lay-up alongside advanced manufacturing methods – filament winding, AFP, hot drape forming, compression molding, and out-of-autoclave processes including resin transfer molding and liquid resin infusion.

/01
Automated Fiber Placement
AFP for high-rate, precision composite layup on primary aerospace structures.
/02
Hand Lay-up & Prepreg
Autoclave and oven cure on prepreg and dry-fabric/RTM - the foundation of our work.
/03
Filament Winding
CNC-controlled wet and towpreg winding for pressure vessels and ducting up to 1.2m diameter.
/04
Tooling Design & Build
In-house tool design for trim, drill and profile machining - including 5-axis processing.
/05
Assembly & Finishing
Sub-assembly, finishing, and integration of composite, metal and hybrid sub-assemblies.
/06
Non-Destructive Inspection
Level I, II and III NDI technicians on staff. 100% NDI on critical F-35 structures.

— 03 — Programs

From the F-35 to the International Space Station.

Composite hand lay-up alongside advanced manufacturing methods – filament winding, AFP, hot drape forming, compression molding, and out-of-autoclave processes including resin transfer molding and liquid resin infusion.

F-35 composite fuselage panel Defence
PROGRAM · F35

F-35 Lightning II

5-axisCNC machining
LayupPaper-thin plies
787 ECS ducting and Section 41 components Commercial
PROGRAM · B787

Boeing 787

96Components / ship-set
ECSECS ducting
Pressure vessel and filament winding Space
PROGRAM · SPACE

ISS

60ISS / Shuttle structures
1.2mMax vessel diameter
Q-400 nose compartment and ATR flap skins Regional
PROGRAM · REGIONAL

Q-400, ATR & Cargo Light

Q-400Nose & leading edges
ATR 42/72Flap and skins

— 04 — The Facilities

Two sites. Atlantic & Central Canada presence.

A 150,000 sq ft headquarters in Lunenburg, Nova Scotia, and a 32,000 sq ft site in Mirabel, Quebec. Over the past 35 years, Stelia has developed capability to build composite components for the aerospace side of the defence sector.

HEADQUARTERS
150Ksq ft
Lunenburg, NS - operations & administration
Composite hand lay-up, filament winding, AFP, hot drape forming, compression molding, RTM and LRI.
SECOND SITE
32Ksq ft
Mirabel, Quebec - engineering & manufacturing
Composite, metal and hybrid sub-assemblies for major aerospace players and global solutions.