H&Co
Electrical contractors powering companies of London
Electrical experts
Tailored solutions
Reassuring execution
H&Co Interiors Ltd are a specialist electrical contractor delivering CAT A and CAT B office fit outs across London and the South East. We work in close partnership with leading contractors, developers, and professional teams to deliver technically robust electrical installations for commercial environments.
Our team provides a fully managed electrical service, supporting projects from early-stage site validations, isolations, and temporary power through to final testing, commissioning, and certification. With a strong focus on programme certainty, coordination, and quality control, we ensure every project is delivered efficiently, safely, and in line with the highest commercial standards
Project snapshot
Specialising in bespoke lighting installations, full mains distribution & cable management systems
Our areas of expertise include:
- General power & lighting
- Emergency lighting
- Full cable management systems
- DALI lighting controls
- Full mains distribution
- Modular cable systems
- Data installations
- Testing & certification
One trusted partner from start to finish
We manage the entire electrical package in-house - from early site validations and temporary supplies through to testing and final certification. For our clients, that means fewer contractors to coordinate, clearer communication, and a smoother, stress-free project from day one to handover.
Projects delivered on time and on budget.
We understand how critical programmes and budgets are. Our experienced engineers plan works carefully, provide regular progress updates, and work closely with onsite teams to keep projects moving efficiently - without compromising on quality or safety.
A team that cares about your experience
We pride ourselves on long-term client relationships. Our engineers are reliable, proactive, and approachable, taking real ownership of every installation. Clients consistently tell us that what sets us apart is not just the quality of our work, but the way we work - professional, responsive, and solutions-focused
Your electrical partner of choice
Building strong, long-term partnerships with our clients is central to how we work. By collaborating closely with project teams and understanding each client's priorities from the outset, we are able to deliver electrical installations that run smoothly, meet programme demands, and consistently exceed expectations. Our projects reflect a shared commitment to quality, coordination, and reliable delivery at every stage.