Onsen Energy Projects | Commercial GSHP Case Studies

Recent Projects

Campus-scale borehole array supporting ground source heating.

Project

Spring 2025

Delivering Low-Carbon Heat at Campus Scale Through Ground Source and Waste Heat Integration

49 boreholes installed
250 metres depth per borehole
Integration with recovered data centre heat

Borehole drilling for a care home GSHP system in Bedfordshire.

Project

Spring 2026

GSHP Drilling for Care Home Facility in Bedfordshire

12 boreholes drilled
90kW system capacity
Potential groundwater risk mitigated

Urban borehole drilling for a large-scale GSHP project in Central London.

Project

Winter 2025

Large-Scale Ground Source Heat Pump Project in Central London

76 boreholes
18,000+ meters of drilling
Overcame challenging access constraints in a dense urban environment

Drilling works for a school and college GSHP installation.

Project

Summer 2024

Sustainable GSHP Drilling Project for UK Secondary School & College

Over 1MW installed heating energy
Minimal disruption to the live learning environment
Maintained a clean site using specialist mud processing and ground protection equipment

New-build homes in Lewes served by a shared ground source array.

Project

Autumn 2024

32 Zero Carbon 'In Use' Homes with Ground Source Heat Pumps in Lewes

32 affordable rent and shared ownership homes
15 boreholes
Cheaper, greener and more secure energy for residents