Engineers You Can Trust
We started Centra because we believed the renewables industry could do better — better quality, better advice, and better service. A decade of experience later, that belief still drives everything we do.
Get in TouchWhat Sets Us Apart
Honest Advice
We only recommend what genuinely makes sense for your property and budget. No upselling, no pressure.
Quality Installations
Every job is carried out by our own directly employed engineers. We stand behind every installation.
Genuine Sustainability
We care about the energy transition. Our work helps households and businesses reduce their carbon footprint for the long term.
Local Knowledge
We understand the UK housing stock — from Victorian terraces to modern new-builds — and tailor every solution accordingly.
Accreditations & Certifications
Our accreditations aren't just badges — they're the reason your installation qualifies for government grants and the reason you can trust the quality of our work.
MCS Certified
Microgeneration Certification Scheme — required for solar and heat pump installations to qualify for government grants and the Smart Export Guarantee.
TrustMark Registered
Government-endorsed quality scheme for home improvement work. TrustMark registration means we meet rigorous standards for technical competence and customer service.
NAPIT Registered
Registered with NAPIT, one of the UK's leading building services competency schemes, demonstrating our technical competence and commitment to safe, compliant installations.
EVPS Certified
Certified by the Electric Vehicle Power Switch scheme, qualifying us to install EV charging infrastructure to the highest safety and quality standards.
ISO 9001 Quality Approved
Accredited to ISO 9001, the internationally recognised standard for quality management systems, ensuring consistent, high-quality service delivery on every project.
RECC Member
Renewable Energy Consumer Code — an industry code of practice that protects consumers buying small-scale renewable energy systems.
PAS 2030 Certified
The industry standard for energy efficiency retrofit installations. Required for insulation work funded under ECO4 and the Great British Insulation Scheme.
Ready to Work With Us?
Get in touch to discuss your project. We'll give you honest advice and a detailed quote — no pressure, no hard sell.