We design, manufacture and certify emergency exit marking and cabin lighting systems for the Aerospace industry.

We provide full cabin lighting systems capability for OEMs (Original Equipment Manufacturers), Tier 1 & 2 and over 300 airlines worldwide.

Heads-Up technologies, STG’s parent company, offers a full range of lights, switches and cabin management solutions to the business aviation industry. ALTO Aviation joined the Group in 2023, to add their audio expertise.

Full Cabin Systems Offering


Trusted by Boeing since 2000


Rapid concept iteration


Designed for reliability

Core Technologies

Photoluminescent and LED lighting technologies provide our two core system offerings. In combination, this enables us to offer a unique and optimised solution to positively impact the lighting experience of airlines and passengers.

Capability core technologies.jpg

Emergency Exit Marking Systems

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  • Photoluminescent
  • Electrical

Cabin Lighting Systems

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  • Photoluminescent
  • Electrical

Certifications and Approvals

  • AS9100 / ISO9001 / ISO14001
  • DO-160, DO-178 and OEM
  • FAA PAH, Texas, USA
  • EASA Part 21 Subpart J DOA (EASA 21J.727)
  • UK CAA Part 21 Subpart G POA (UK.21G.2540)

Full Through Life Capability

Whatever your requirements, we work in close partnership with you through the New Product Introduction process, from product requirement definition to ongoing through life support.

Concept and Design
Engineering Certification
Customer Support

Concept and Design

  • In-house Design Team
  • Rapid concept iteration
  • Full mock-ups

Engineering Certification

  • On-site Flammability Testing (CS/FAR/FAR 25.853).
  • Environmental Testing (DO-160)
  • Optical design and full photometric measurement


  • World class facilities
  • Assembly, finishing and testing all on-site
  • Complete NPI & in-house ATE design & build

Customer Support

  • 24/7 AOG support
  • Technical support
  • Dedicated team
  • On-wing support

We are trusted lighting advisors for the Aerospace industry. So, whether you have a specific aircraft lighting challenge or want to create the best possible atmosphere in your cabin, our know-how will deliver a tailored lighting solution for your unique requirements.

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