Proven on real roofs

Case studies: our installs, their numbers.

Every project below is a real system with real specifications, from competitive public tenders for the NHS and three councils to commercial rooftop rollouts. This is what fourteen years of installing solar in the North East looks like. The people we installed for have also left customer reviews.

Aerial view of the 198 kWp solar array on the North East Grains grain drying site in Northumberland

Northumberland · March 2026

North East Grains: 198 kWp grain drying site installation

430 panels on a trapezoidal roof at a major Northumberland grain drying site, cutting bills by over £25k a year and reducing carbon for a high-consumption agricultural cooperative.

Drone view of the 366kWp solar array on the DHL warehouse in South Shields

South Shields · April 2025

DHL, South Shields: 366 kWp warehouse installation

804 panels on a trapezoidal warehouse roof, won at competitive tender, cutting energy costs and carbon for one of the world's biggest logistics operators.

Damian Cronin Ltd joinery and shopfitting factory in Benton, Newcastle, where GTP installed a 113.4 kWp system

Benton, Newcastle · March 2025

Damian Cronin, Benton: 113.4 kWp factory system

252 panels powering a joinery manufacturing and construction business, with a 100kW Solis inverter, full bird protection and real-time monitoring.

Solar array across the roof of Woodyfuel's biomass production facility at Winterton

Winterton, Scunthorpe · December 2024

Woodyfuel, Winterton: 123.54 kWp biomass facility system

284 panels saving around £22-23k a year at Woodyfuel's biomass production facility, the first stage of a multi-site rollout that has since won GTP the Alnwick and Cramlington projects.

Solar panels installed on the NHS Bluchers Ambulance Station roof in Newcastle

Newcastle upon Tyne · September 2024

NHS, Newcastle: 128.76 kWp at Bluchers Ambulance Station

296 high-efficiency panels delivering over £20k of annual savings for a critical ambulance station, won through competitive public procurement.

Aerial view of solar panels on Your Homes Newcastle social housing blocks

Newcastle upon Tyne · 2015 & 2023

Newcastle City Council: St Ann's and the Walker housing rollout

850 modules on the St Ann's flat-roof ballast system in 2015, followed by 425 modules across 85 social housing properties in Walker in 2023, cutting bills for tenants.

Solar panels across the Horsley Hill Campus school roof for South Tyneside Council

Horsley Hill, South Shields · 2023

South Tyneside Council: bespoke curved-roof school system

A 103.75 kWp system engineered for a curved TPO membrane roof at Horsley Hill Campus, one of three council schools GTP completed in 2023.

Aerial view of the 750-module ground-mounted solar array at Tanfield Business Centre for Durham County Council

Tanfield, County Durham · 2019

Durham County Council: 750-module ground-mounted array

A ground-mounted system at Tanfield Business Centre complementing an earlier rooftop installation, appointed through competitive tender for large-scale ground-mount expertise.

Solar panels installed across the Henry Colbeck site roof by Green Team Partnership

Newcastle & Glasgow · 2015 & 2019

Henry Colbeck: 1,000+ panels across Newcastle & Glasgow

A decade-long partnership: the 2015 Newcastle installation performed so well that a second system followed in Glasgow in 2019, with GTP providing monitoring and maintenance throughout.

Your roof could be the next case study.

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