
Gas Safe registered plumbing and heating specialists — from new installations and system upgrades to ongoing maintenance and repairs.
Our Track Record
200+ five-star reviews
Our Gas Safe registered engineers deliver complete plumbing and heating solutions for residential and commercial properties. From a single tap to a full heating overhaul, we bring the same standard of care and certified workmanship to every job.
We design, install and maintain plumbing and heating systems that are efficient, reliable and built to last. All works are carried out by certified, in-house engineers — no subcontracting — and backed by a written workmanship guarantee for total peace of mind.
A selection of completed projects that demonstrate our standard of quality and craftsmanship.

A proven, transparent delivery process that keeps you informed and in control at every stage.
We assess your existing system, discuss your needs and recommend the most suitable solution.
A clear, itemised quote covering parts, labour, warranties and timeframes.
Our Gas Safe engineers install your system efficiently, cleanly and to the highest standards.
Full system testing, commissioning, demonstration and warranty registration.
"Taisei delivered our project on time and on budget. The quality of finish is exceptional — we'd use them again without hesitation."
"From the initial consultation to final handover, the Taisei team was professional, communicative and genuinely passionate about getting it right."
"We've used Taisei on three projects now. Their attention to detail, site safety and programme management are second to none."
Everything you need to know before getting started.
Yes. All our gas engineers are Gas Safe registered, and we hold the necessary certifications for all heating and plumbing works.
Yes. We provide 24/7 emergency callouts for leaks, boiler breakdowns and heating failures for both residential and commercial clients.
Either. We supply at trade rates from leading manufacturers (Worcester, Vaillant, Ideal) or fit a unit you've sourced — both options come with full installation warranty.
A standard combi swap typically takes one working day. A full system change or relocation can take 2–3 days. We confirm timelines at quotation stage.
Taisei delivers across all construction sectors — explore our full range.
Contact Taisei today for a free, no-obligation quote. We respond within 24 hours with a detailed, itemised proposal.