There are 72 MCS-certified heat pump installers based in Essex. 59 of them (82%) are registered for the Boiler Upgrade Scheme and can deduct the £7,500 grant from your quote. Air source is universal; exhaust air installers are listed too. Basildon, Chelmsford and Colchester have the biggest clusters.
Grants in England
£9,000 for homes off the gas grid heated by oil or LPG, until 31 March 2027.
On a lower income? The Warm Homes: Local Grant is council-run and fully funded for homes rated EPC D to G where household income is usually £36,000 or less.
Boiler Upgrade Scheme registered first, then most reviewed
Where the installers in Essex are based. Towns with three or more firms have their own page.
What a heat pump costs, which grant applies and how to compare quotes, from the directory's own guides.
Check every BUS grant eligibility rule for 2026 — property type, tenure, EPC changes, listed buildings, park homes and more. Find out if your home qualifies.
Find out which UK government schemes you can stack with the £7,500 BUS grant in 2026 and which ones you can't. You could save thousands more.
The £7,500 BUS grant doesn't cover new builds. So what financial support CAN you get for a heat pump in a new home? Here's what's actually available in 2026.
The Boiler Upgrade Scheme changed drastically on 28 April 2026. Find out who gets £9,000, why air-to-air heat pumps now qualify, and what no EPC means for you.
Most installers travel 25 to 50 miles, so firms next door will often quote too.
Ready to get in touch?
Every firm listed above is MCS-certified with its own contact details. 59 are registered for the Boiler Upgrade Scheme and can take the grant off your quote.
All counties · Boiler Upgrade Scheme guide · Every UK heat pump grant · Heat pump guides