Commercial Electrical


Commercial Electrical Specialists with 15 Years Experience
40+ Google reviews show local businesses trust our work across Crawley and the South East. D.Jones provides full commercial electrical services — from new installations and three‑phase upgrades to planned maintenance and data cabling — with NAPIT accreditation and 15+ years' hands‑on experience. We focus on compliance, minimal downtime and practical system design to keep sites operating safely and efficiently.
Why Choose us for Commercial Electrical?
NAPIT accreditation and Constructionline Silver mean installations meet industry standards and come with appropriate certification and test documentation.
How It Works
1. Site survey & compliance review
We inspect the premises, assess existing systems and record electrical loads, access and compliance risks — then produce a written proposal aligned to BS 7671 and client timescales.
2. Planned installation & testing
Our NAPIT‑accredited electricians complete installations or upgrades with staged handovers, fixed‑time works and full electrical testing, issuing certification and test reports on completion.
3. Maintenance & support
Choose a tailored maintenance programme or reactive cover. We provide scheduled PPM, emergency response and documented asset registers to keep insurers and landlords satisfied.
Frequently Asked Questions
Find answers to common questions about our services and process.
Yes. We plan commercial works to suit your operational hours and offer out‑of‑hours and phased shutdowns for critical systems. Before any job we agree a timetable and isolation plan to minimise impact on staff and customers.
What Our Customers Say
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