Heating Services Certas Energy Bewertungen 

Phillip Cooke quickly and effectively replaced faulty boiler valve in a very professional and efficient manner keeping me briefed every step of the way. Excellent Service from him.

Couldn’t ask for more- very knowledgeable, efficient, polite, and reliable. He left everywhere clean. Superb- we know we can trust him .

Very happy with the service. It was very efficient, professional and engineer was great.

On time, efficient, friendly and explained how everything worked to me clearly.
Will be booking in again next year for the annual service.

Mark Armstrong has serviced the boiler for around 25 years and has as usual, done the job with care and courtesy. He is a great asset to the company!

Boiler service easily arranged with a phone call.
Punctual, friendly service from the engineer, Gareth Thomas.
Thorough boiler service and he cleaned up after himself!

The engineer Mark Armstrong was prompt and very friendly in manner this combined with his skill and experience make him an asset to the company. CERTAS.

The engineer was very courteous and explained to me why he had made some changes
Riki Urquhart

Excellent service by Certas. Booking engineer was very easy and when he arrived, Mark Armstrong did a superb job in sorting me out. I know I can rely on him as he always is very efficient. I can thoroughly recommend him and his company.

Jake Winter carried out my annual service was very polite, friendly and informative I recommend him.
Certas Energy have been a good company to deal with.

The engineer David was very helpful, knowledgeable and professional. Kindly answering all questions in lay person terms.

The engineer, Phillip Davey, was polite and helpful. He was professional and provided all the information I needed. He completed the service to my satisfaction.

Mark Armstrong has excellent customer service skills. His knowledge regarding myvm boiler was outstanding. He has a wonderful manner, explains what he is doing and goes into detail re any recommendations. Thank you Mark for looking after me and making sure the boiler works.
Kind regards. Michelle

Excellent service as always. It’s like seeing an old family friend when Mark visits now!

Richard,the engineer was excellent. Both in the way he serviced the boiler and sharing his knowledge.

Gareth turned up on time his usual cheerful self.
Talked him through my problem and he fixed it and showed me what to do if it happened again. Then got on and did the annual service.
Gareth has been servicing my boiler for 16 years and has always looked after us well.
No hesitation in recommending him to anybody. He is always happy and helpful

Very thorough , knowledgeable and helpful.
Professional, tidy and could help with all problems.
Polite and cheerful. Would recommend highly Gareth
for a boiler service.

Always a great service. Easy to book a time convenient to me. I see the same engineer every year (Ronnie Brown) which is great for continuity.

Stephen was absolutely fantastic. He arrived punctually, which immediately set a professional tone. His expertise was evident throughout the job—he worked efficiently, explained everything clearly, and ensured all safety checks were thoroughly completed. Stephen was courteous, tidy, and respectful of the space, leaving everything clean and in perfect working order.

It’s rare to find someone so reliable and knowledgeable. I wouldn’t hesitate to recommend Stephen to anyone in need of a trustworthy and skilled gas engineer. A true professional!

I have booked Certas for all my Oil Boiler needs going forwards in particular I have asked that Stephen attends.

Phillip Davey was my engineer and he came out for my annual service he was very professional and informative! He suggested I needed a replacement and was helpful in arranging that and is very thorough and friendly ensuring all my questions were answered! Highly recommend