0203 617 4746

Founded over 40 years ago by Michael Stewardson a methodical and ethically strong electrician whose legacy continues to inspire the company to remain true to our ethos of always putting solutions ahead of problems and standards above financial boundaries.  These days the company is run by his son Edward Stewardson who has developed the company to achieve SDI 19 Certification and UKAS BSI ISO 9001: 2015 certification and continues to expand the Triangle brand to become an industry leader whilst keeping the small family personality that our staff and clients equally value.

 

The NHS, FM companies, Schools, Hotels, Developers, Main Contractors, M&E Companies and Surveyors all form our core client base that we support in and around Greater London and throughout the U.K.

 

We specialise in Life Safety Systems such as Smoke Ventilation, Fire Detection, Emergency lighting and General Electrical from Design to Handover and always remain enthusiastic to take on a challenge.

 

Maintaining the old ethic of provide solutions instead of problems, planning and flexibility is integral to the success of everything we do, we pride ourselves on offering design inspiration, budgeting tools and we are always available for free advice.

 

Our trusted team are selected not only for their expertise but also by their friendly and sincere character making all departments approachable and welcoming even first thing on a Monday morning pre-caffeine.

 

Quality is always prioritised over cost which is why Triangle only use branded equipment and materials with a minimum of 12-month warranty, in addition our workmanship is guaranteed for 6 years providing our clients the peace of mind they deserve.