About Pentalec

Offering fit-for-purpose and value for money solutions

Pentalec specialises in the delivery of electrical, mechanical and decarbonisation services across London and its surrounding localities. We are experts in Design and Build projects within multiple sectors and offer a collaborative approach to project delivery.

With engineering at our core, our mission is to create, develop and nurture a positive workplace in which our people can thrive. This approach has ensured the continued delivery of outstanding services for our customers.

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Business overview

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£9.5M

2023 Turnover

270+

Projects delivered

0

Reportable Accidents

87

Team members

94%

PAYE Employees

100%

Repeat customers

2025

Carbon neutral by

3

ISO Certificates

Building services

Our services capture the full lifecycle of our customers’ requirements for each project from design to installation, commissioning, and aftercare.

Our engineering roots enable us to deliver diverse contracts of variable scale and complexity to both private and public sector customers. With the support of a well-established and trusted supply chain, we are positioned to design and build with purpose to bring a building to life.

Electrical

Dedicated in-house professionals with considerable expertise in delivering a vast spectrum of electrical services. Our teams apply a wealth of industry knowledge and time-tested solutions that deliver technical compliance, outstanding quality, and value for money.

Mechanical

Mechanical installation services that flexibly suit the environment of each building we work in, meet our customer's specific requirements, and integrate seamlessly with our electrical services.

Decarbonisation

Supporting our customers in rising to the climate challenge by reducing carbon intensity, energy use, and energy waste through EV charging, Solar, ASHP, and LED lighting, and other low-carbon building services solutions.