What departments does Triangle Electrical Services have?

Triangle Electrical Services has employees across 1 departments including Entrepreneurship.

What is the largest department at Triangle Electrical Services?

The largest department at Triangle Electrical Services is Entrepreneurship with 1 employees.

Where are Triangle Electrical Services employees located globally?

Triangle Electrical Services has employees across 2 continents and 2 countries including United Kingdom Of Great Britain And Northern Ireland, United States Of America.

How has Triangle Electrical Services's team size changed over time?

Triangle Electrical Services's team has remained stable from approximately 10 to 10 employees based on available data.

Learn more at LeadIQ.com

Triangle Electrical Services Employee Directory

ConstructionEngland, United Kingdom11-50 Employees

Triangle Electrical Services is a London-based contractor in the construction sector that specializes in life safety systems and electrical services. Founded over four decades ago by Michael Stewardson, the company is now led by his son Edward Stewardson. It holds SDI 19 certification and UKAS BSI ISO 9001:2015 certification, signaling formal quality management and safety standards.

Its client base includes the NHS, FM companies, schools, hotels, developers, main contractors, M&E companies, and surveyors, with projects spanning Greater London and the broader UK. The firm emphasizes planning and flexibility, guiding projects from design through handover to ensure outcomes align with client needs. Quality is supported by using branded equipment and materials, a minimum 12-month warranty, and a six-year workmanship guarantee.

Triangle Electrical Services Global Highlights

North America
18

United States Of America
18

Europe
14

United Kingdom Of Great Britain And Northern Ireland
14

Triangle Electrical Services's Leadership

E. S.
Owner & Ceo
Mobile Phone
Email
D. T.
Manager
Mobile Phone
Email
B. G.
Electrician
Mobile Phone
Email
O. E.
Journeyman
Mobile Phone
Email

Triangle Electrical Services Employee Metrics

100%

50%

2026

2025

Civil Engineering & Construction
Community & Social Services
Program & Project Management
Accounting
Administrative
Other

Contact profiles from Triangle Electrical Services

Name

Title

Contact

Location

Last Update

E. S.
Owner & Ceo
Mobile Phone
Email
United KingdomEngland
Jun 28, 2026
D. T.
Manager
Mobile Phone
Email
Aug 02, 2026
B. G.
Electrician
Mobile Phone
Email
United Kingdom
Aug 03, 2026
O. E.
Journeyman
Mobile Phone
Email
Aug 04, 2026

Frequently Asked Questions

What is Triangle Electrical Services known for?

Triangle Electrical Services was founded in 2007 operates in the Construction industry; you can contact the main corporate office by phone at

+44-20-3617-****

. Explore Triangle Electrical Services's company overview page for more information.

What is Triangle Electrical Services's most common email format?

Triangle Electrical Services employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Triangle Electrical Services email formats with LeadIQ.

How many employees does Triangle Electrical Services have currently?

Triangle Electrical Services has approximately 17 employees as of August 2026. These team members are located across 2 continents, including North AmericaEurope.

Who are Triangle Electrical Services's key employees and leadership?

As of August 2026, Triangle Electrical Services's key employees include:

Owner & Ceo: E. S.
Manager: D. T.
Electrician: B. G.
Journeyman: O. E.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

Everything for prospecting,
in one platform.

What you can expect from LeadIQ:

B2B data verified in real-time
Sync data to your CRM, & add it to an outreach sequence in one click
Integrations with your tech stack for optimal efficiency
A patented AI cold email generator
Account & contact-level job change tracking

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

Triangle Electrical Services Employee Directory

Find Triangle Electrical Services employees' phone numbers or email addresses

Name search is limited — try advanced search instead