About from company website
Established in Grimsby in 1997, Wil-lec Group has nearly 30 years of experience providing integrated home energy and electrical solutions across North East Lincolnshire. They are North East Lincolnshire's first and only Tesla Powerwall 3 Certified installer and the area's oldest MCS-registered solar installer since 2010. Wil-lec Group specialises in Solar PV & Battery Storage, comprehensive residential and commercial electrical services, EV Charging Points, high-end bathrooms, and heating systems.
They also offer expert EICR electrical testing and safety certifications. Their commitment to a "Right First Time, Left Clean" service ensures quality and peace of mind for homeowners and businesses. With proven expertise in both public and private sectors, including work for Lincolnshire Housing Partnership, Humberside Police, Hull City Council, and the NHS, Wil-lec Group is NICEIC Approved and focuses on compliance and minimal operational disruption for commercial and industrial clients.
They pride themselves on being ranked among the UK's Top 20 Electricians on Trustpilot.
Services
Works as
Sectors
Accreditations from company website
- Tesla Powerwall 3 Certified installer
- MCS
- NICEIC
- OZEV-approved installer
Clients mentioned from company website
Lincolnshire Housing Partnership, Humberside Police, Hull City Council, NHS.
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Questions about Wil-lec Group from the record on this page
What does Wil-lec Group do?
Electrical & Renewable Energy Experts in Grimsby. Established 1997, Wil-lec Group offers Solar PV, EV Charging, Heating, Bathrooms & Electrical services. Their listed services include Electrical, Solar PV, EV charging, Heating & ventilation and Bathroom fitting.
Where is Wil-lec Group based?
Wil-lec Group is registered at 18-24 Kent Street, Grimsby, DN32 7DG, in Yorkshire.
What areas does Wil-lec Group cover?
Wil-lec Group states that it works across Grimsby, Cleethorpes, Scunthorpe, Hull, Lincoln and Louth.
How many people work at Wil-lec Group?
Accounts filed for the year to 2025 report 18 employees, which places the company in the 10-49 employees band.
What is Wil-lec Group's turnover?
Wil-lec Group does not disclose turnover: UK small-company accounts are not required to. Based on headcount and trade debtors in its filed accounts, turnover is likely to fall between £940k and £2.5m. This is an estimate, not a filed figure.
Is Wil-lec Group still trading?
Companies House lists Wil-lec Group as active, with accounts most recently made up to 2025-05-31.
What accreditations does Wil-lec Group hold?
Wil-lec Group displays Tesla Powerwall 3 Certified installer, MCS, NICEIC and OZEV-approved installer on its website.
What sectors does Wil-lec Group work in?
Wil-lec Group works in Residential, Commercial, Industrial, Public, Retail and Energy.
When was Wil-lec Group established?
Wil-lec Group was incorporated on 2006-05-08, though the company says it has traded since 1997.