Heat Network Efficiency Scheme (HNES)

📢 Update on Round 12 Round 12 is now expected to open on 7th April, rather than 30th March as stated in the Guidance. Please note the closing date remains unchanged as Friday 22nd May. Stay tuned for updates and visit hnes.uk to learn about HNES.

Have you explored our new website yet? 🔍 hnes.uk is now live, bringing together everything you need to know about HNES in one place. Want to be the first to hear about scheme updates, new events and other announcements? Sign up: hnes.uk/contact-hnes/

Brilliant to meet so many passionate students and recent graduates at the Royal Holloway, University of London Careers in Sustainability Expo! It was encouraging to see such strong interest for low carbon heating. Learn about HNES on our new website: hnes.uk

We’re excited to launch the new Heat Network Efficiency Scheme (HNES) website! 🚀 Our new website, hnes.uk, has been developed to provide a clearer and more accessible home for information about the scheme. Check it out: hnes.uk

New case study! Southern Housing was awarded £200k of HNES funding to support efficiency improvements to their Vega building. Heating and hot water bills are down, comfort levels have improved and customer satisfaction is higher. Read the case study: gemserv.com/wp-content/upl…

Our recent webinar showcased two inspiring HNES‑funded projects in the South East, one supported through capital funding and the other through revenue funding. Gain insight into the impact HNES is having and watch the webinar here: youtu.be/tV1fDSMUUdg?si…

Through HNES Capital funding, the University of Liverpool has delivered key upgrades to improve the energy efficiency of its main campus heat network, which serves 30,000 students and 7,800 staff. Read the full case study: gemserv.com/wp-content/upl…

Share your views! @ofgem's consultation sets out proposals for how the costs of regulating heat networks will be recovered now that new consumer protection rules are in force. Find out more and respond by 2nd April 2026: ofgem.gov.uk/consultation/h…

We’re proud to celebrate three years of the Heat Network Efficiency Scheme! HNES is strengthening the performance of existing #heatnetworks by targeting support to underperforming systems where need is greatest. Explore some of the funded projects: gemserv.com/hnes-case-stud…

@ofgem is hosting a webinar on 5th March to help heat network operators, suppliers, and their representatives get ready for registration on the new digital service launching in April. Register: fra01.safelinks.protection.outlook.com/?url=https%3A%… #HeatNetworks #Regulation

Today, we have published an article explaining what the new heat network regulations mean for past, present, and future HNES applicants. Read our article which breaks down what these regulatory shifts mean: gemserv.com/our-thoughts/e…

Join us tomorrow for our webinar showcasing successful HNES-funded projects in the South East of England! ⭐ Discover how organisations in the South East are improving the performance of their heat networks with support from HNES. Sign up now: @6f07f79b-03b1-44e1-b221-7fa1001b22ac" target="_blank" rel="nofollow noopener">events.teams.microsoft.com/event/d2d33374…

As we head towards the end of the financial year, we’re reminding all HNES projects to submit their grant claims in good time to ensure smooth processing. If you have any questions or do not expect to spend your grant within this financial year, email us on HNES@gemserv.com.

One week until our next webinar! We’ll be spotlighting successful HNES heat network projects from across the South East of England. 📍 📅 Tuesday 17th February ⏰ 10am–11am Secure your space: @6f07f79b-03b1-44e1-b221-7fa1001b22ac" target="_blank" rel="nofollow noopener">events.teams.microsoft.com/event/d2d33374…

Our latest article takes a deeper look at the Government’s Warm Homes Plan, and what the additional £15 million per year for the Heat Network Efficiency Scheme (HNES) means for existing heat networks across England and Wales. Read the article: gemserv.com/our-thoughts/1…

Join us for our next HNES regional webinar, where we’ll spotlight successful heat network projects from across the South East of England! 📅 17th February ⏰ 10–11am Register now: @6f07f79b-03b1-44e1-b221-7fa1001b22ac" target="_blank" rel="nofollow noopener">events.teams.microsoft.com/event/d2d33374…

Yesterday, @ramboll_uk visited the Duffryn District Heat Network in Wales, which has been awarded £3.7 million through the HNES. The funding has supported major upgrades to the network’s pipework, helping to reduce heat loss. Find out more: newportcityhomes.com/your-community…

It's #EnergySaversWeek! Efficient heat networks can: ⚙️ Reduce wasted energy and improve overall system performance ⚙️ Improve reliability and comfort ⚙️ Lower operating costs ⚙️ Support the transition to low-carbon heating Learn about HNES funding: gemserv.com/heat-network-e…

Final reminder to request access to the online portal if you’re applying to Round 11! Request access by tomorrow, Friday 23rd January, by emailing us on hnes@gemserv.com. Round 11 application deadline: Friday 6th February 2026. #HNES #HeatNetworks

The Government's Warm Homes Plan published today confirms the continuation of the Heat Network Efficiency Scheme support at £15 million per year for two additional financial years through to 2030. View the #WarmHomesPlan: lnkd.in/emXXjueh