About Us

Cornwall's specialist heating and renewable energy engineers — trusted by homeowners, holiday let owners, and property managers for over 25 years.

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Excellence in Every Job

We maintain the highest standards in all our work, ensuring every installation, service, and repair meets our exacting quality criteria.

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Genuine 24/7 Availability

We are the only heating company in Cornwall offering a genuine 24/7, 365-day emergency service — including bank holidays. When your heating fails out of hours, an engineer attends. Not tomorrow. Not when it's convenient.

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Local Cornish Business

As a proud Cornish business, we understand the unique plumbing & heating challenges in Cornwall and provide personalised service without the extra fees of dealing with middle men.

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Superior Materials

We exclusively fit copper pipes rather than plastic, ensuring better water quality and longer-lasting installations for our customers.

Our Story

Expert Plumbing & Heating Solutions Across Cornwall

5 Star Heating & Renewable Energy Limited has been serving Cornwall for over 25 years, providing comprehensive heating, plumbing, and renewable energy solutions. Our team of Gas Safe registered and OFTEC qualified engineers brings extensive knowledge gained from working with major companies including British Gas and boiler manufacturer Vaillant.

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Carrying out all aspects of plumbing, heating, natural gas, LPG, oil & renewables

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Fully insured with Safe Contractor and Trustmark accreditation

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No booking fee, no middlemen — we aim to attend within the hour

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25+

Years Of Experience

25+

Years Experience

365

Days Covered

200+

Five-Star Reviews

1hr

Response Time

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WHY CHOOSE US

The 5 Star Advantage

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True Emergency Service

We are the only heating company in Cornwall offering a genuine 24/7, 365-day emergency service. With over 25 years of experience diagnosing complex heating faults, we attend when others aren't available — with no booking fee and no call centres between you and your engineer.

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Holiday Let Specialists

Cornwall's holiday let owners trust 5 Star Heating & Renewable Energy Limited because we understand what downtime costs. We respond immediately, communicate clearly, and get systems back up and running fast — so your guests arrive to a warm, working property every time.

TESTIMONIALs

What Our Customers Say

"Notified mybuilder.com on the Saturday, Terry arrived to check out my boiler on the Sunday! Great prompt service and detailed explanation of what was wrong. Will definitely use Terry again."

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MyBuilder review

"Terry was very efficient and thorough. He was one part short of completion. He and his colleague Reece nipped into Penzance got the part had his dinner and was back in 25 minutes."

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MyBuilder review

"We found Terry to be tremendously helpful and professional. He came out for a weekend emergency cheerfully and quickly. He quickly diagnosed the problem and followed through."

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MyBuilder review

"Fantastic service from Terry. Very polite, friendly and knowledgeable. Explained exactly what the issue with my boiler was and what my options were. Would highly recommend."

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MyBuilder review

"Terry was brilliant. Really friendly guy, very professional. Dealt with the unforeseen issues well, went out of his way to get our water back on and kept cost down to meet our budget."

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MyBuilder review

"Excellent friendly service from the first phone call to Terry's visit at 7.30 next morning. Problem solved efficiently explaining each step. Even gave us a quick lesson on setting our central heating timer."

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MyBuilder review

"Terry was on time and was a very happy chap. He did the job in good time and charged exactly what he had quoted so 10 out of 10. We will definitely have some more work to send his way."

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MyBuilder review

"Ashley and colleague turned up on time were friendly and efficient, did a good job, didn't make any mess, and explained what they were doing in a clear manner. I would not hesitate to use them again."

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MyBuilder review

"Terry was excellent very quick to respond, excellent report send after investigation of the issue. He was so good I gave them another job at a different property on the same day, thanks Terry"

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MyBuilder review

"Very efficient and courteous tradesperson who we would use again. Good standard of work completed for us in removing radiator and ensuring pipe work was capped off properly."

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MyBuilder review