Darlington & North YorkshireOpen 8am–8pm, 7 days info@greencoresolutions.co.uk07414 209357 Services Service Areas AboutOur WorkReviewsContact07414 209357Request Estimate Gas Safe No. 214402 · HETAS · MCS Renewables · Darlington & North Yorkshire # Eco-Friendly Heating Built for Darlington & North Yorkshire Homes Serving Richmond, Bedale, Thirsk, Northallerton & surrounding North Yorkshire areas Gas-Safe boiler installations, MCS air source heat pumps and full bathroom fit-outs — delivered by a 30-year time-served North Yorkshire heating engineer. 5.0· verified customer reviews| Gas Safe No. 214402 Get My Free Fixed-Price Quote 07414 209357 Free home survey · written quote in 48 hours · no salespeople - Gas Safe Registered - HETAS Registered - 30+ Years Experience - MCS Heat Pumps via Partner - Fixed-Price Quotes Get your free quote Get your free quote Gas Safe Registered HETAS Registered MCS Renewables 30 Years Experience 5-Star Local Reviews Darlington Based What we do ## One trusted engineer for every system in your home. Heating, renewables and bathrooms — designed, installed and signed off by the same person from the first call to the final commissioning. ### Boiler Installation & Servicing A-rated boilers, full system flush, 10-yr warranty registration. Learn more ### Renewables Installer Heat pumps, solar thermal and low-carbon heating. Learn more ### Air Source Heat Pumps MCS-grade installs with Boiler Upgrade Scheme guidance. Learn more ### Underfloor Heating Wet and electric systems, retrofit or new-build ready. Learn more ### Gas Safety Inspections Landlord & homeowner CP12 certificates, fast turnaround. Learn more ### Bathroom Installation Full design-and-fit by one trusted team, plumbing included. Learn more ### Wet Room Installation Tanked, tiled and finished — accessible and waterproof. Learn more ### Solid Fuel Installer Multi-fuel stoves and back boilers, HETAS standards. Learn more ### Wood Burning Stove Installer DEFRA Ecodesign stoves, chimney lining, HETAS-certified. Learn more ### Heating Engineer Diagnostics, repairs, power-flushes and system upgrades. Learn more Why Greencore ## A premium standard, delivered by one specialist. Every Greencore install is owned end-to-end by Stephen — so what you see in the quote is exactly what gets fitted. - 30 years on the tools Time-served plumber since 18, business owner since 22. Experience baked in, not bought in. - One engineer, start to finish Stephen surveys, quotes, fits and commissions every job personally. - Renewables specialists Heat pumps and low-carbon heating are core work — not a bolt-on to a gas business. - Tidy, respectful, on time Dust sheets down, boots off, site cleaned. Customers' homes treated like our own. See our services Service Areas ## Proudly serving Darlington & North Yorkshire. Based in Darlington and covering homes from Teesside to County Durham and across North Yorkshire. If your postcode isn't listed, just ask. Richmond Bedale Thirsk Northallerton Darlington Middlesbrough Stockton-on-Tees Durham City Hartlepool Sunderland How we work ## From first call to final commissioning — four straightforward steps. 01 Enquiry Call or send a quick form. We respond same working day. 02 Site Visit Free home survey at a time that suits you. 03 Fixed Quote Written, itemised price within 48 hours — no surprises. 04 Clean Install On time, dust-sheeted, commissioned and certified. What customers say ## Trusted by homeowners across North Yorkshire. 5.0 Google rating “Stephen replaced our old boiler and installed a smart thermostat in a single day. Clean, on time, fixed price. Couldn't fault the workmanship.” Sarah M. Darlington “We had Greencore fit an air source heat pump. They organised the install via their MCS partner and the house has never been warmer. Genuine specialists.” James R. Stockton-on-Tees “Full bathroom refit including all the plumbing. Honest quote, turned up when they said they would, finished to a really high standard.” Helen P. Middlesbrough Leave us a Google reviewRead more reviews Common questions ## Answers before you pick up the phone. Still unsure? Call Stephen direct on 07414 209357. - Are you Gas Safe registered?Yes — every gas installation, service or safety inspection we carry out is signed off under our Gas Safe registration. We can show ID on arrival. - Can you install a heat pump under the Boiler Upgrade Scheme? - How quickly can you replace a broken boiler? - Do you offer fixed-price quotes? - What areas do you cover? - What warranty do I get on a new boiler? ## Ready for a warmer, greener home? Book a free home survey with Stephen — and have a fixed-price quote in your inbox within two working days. Request Free Estimate 07414 209357 Gas-Safe heating, renewables and bathroom specialists for homes across Darlington & North Yorkshire. 30 years on the tools. 07414 209357 07789 505532 info@greencoresolutionsltd.co.uk11 Chelsea Court, Marlborough Drive,Darlington, DL1 5YE Services - Boiler Installation & Servicing - Air Source Heat Pumps - Gas Safety Inspections - Underfloor Heating - Bathroom Installation - Renewables Installer Service Areas - Heating engineer Darlington - Boiler installer Middlesbrough - Heating engineer Stockton-on-Tees - Gas Safe engineer Durham City - Heating engineer Hartlepool - All North Yorkshire service areas Company - All services - Our work gallery - Customer reviews - About Greencore - Contact us - Privacy policy - Cookie policy - Terms & conditions Looking for a trusted Gas-Safe boiler installer in Darlington, an MCS air source heat pump installer in North Yorkshire or a complete bathroom fitter in Teesside? Greencore Solutions LTD covers the whole region from a single accountable engineer. © 2026 Greencore Solutions LTD. All rights reserved.Gas Safe Registered·HETAS Registered·MCS Renewables Call now Request Estimate We use essential cookies to run this site and optional cookies to improve it. Cookie Policy AcceptReject