Commercial Solar Case Studies

We're saving UK businesses

£629m*

Our client lifetime savings total over half of a billion pounds. We document all of our client results. You can view our case studies below in a searchable format featuring key data such as lifetime savings.

We're excited to share our featured case studies from throughout the UK

Explore our case studies page to see our successful commercial solar installation projects.

These studies showcase our expertise in delivering customised solar solutions for businesses across different industries.

From industrial facilities to office rooftops, our projects highlight our commitment to sustainability, efficiency, and cost-effectiveness.

See how we've helped businesses like yours leverage solar energy to meet environmental goals and achieve a strong return on investment.
Combermere Abbey generates enough energy to power 3,500+ homes per year
Combermere Abbey Solar Farm offsets 3,170,944 kg of CO2 each year. Over a 25-year period, this amounts to approximately 79 million kg of CO2 reduced. Additionally, the project provides significant financial savings of £1,451,974 annually, totalling £36 million over 25 years, showcasing its considerable environmental and economic benefits. ​​
Renewable Funder
Est. ROI
7.8
 years
Installation size
13968
Lifetime savings
36299340
Self sufficiency
100
%
Reducing lifetime energy overhead for Adidas Manchester by £4,782,386
We installed a 1,055 kW solar PV system at Adidas Trafford Park, in partnership with CBRE, to help reduce energy expenditure and dependence on grid electricity. With a high daytime energy demand and significant roof space, this type of commercial facility is ideally suited for solar energy providing long-term savings and reducing operational carbon footprint.
Adidas Manchester
Est. ROI
3.9
 years
Installation size
1055
Lifetime savings
4782386
Self sufficiency
25
%
Arthur House installs an East West system
Commercial 31.16kWp solar PV installation for Arthur House featuring 76 HT-SAAE panels mounted across northeast and southwest facing roof sections with a 10° inclination. The system will generate 25,099 kWh annually and avoid 5,190kg of CO2 emissions per year.
Arthur House
Est. ROI
5
 years
Installation size
31
Lifetime savings
120849
Self sufficiency
%
£455,610 in lifetime savings for the largest independent training provider in England
A 79.12 kW rooftop solar system with 172 panels at Baltic Training Services, Darlington, generates 66,713 kWh annually, saving 31,338 kg of CO₂ in the first year. It will provide £18,224.43 in first-year savings and £455,610.75 over 25 years, with a total generation of 1,667,825 kWh.
Baltic Apprenticeships
Education
Est. ROI
 years
Installation size
79
Lifetime savings
455610
Self sufficiency
%
£1,389,507 lifetime saving for Botwell Green Leisure Centre
The center's energy profile made battery storage a key component of the overall energy strategy. Leisure facilities typically experience fluctuating demand throughout the day, with significant electricity consumption occurring during early mornings, evenings and periods of high occupancy.
Botwell Green Leisure Centre
Est. ROI
5.7
 years
Installation size
205
Lifetime savings
1389507
Self sufficiency
%
BAT's system yields £6.64m in savings
We had the opportunity to collaborate with CBRE to install at British American Tobacco Southampton to enhance their sustainability efforts through a Solar PV installation.
British American Tobacco
Est. ROI
3
 years
Installation size
700
Lifetime savings
4704000
Self sufficiency
7
%
Combermere Abbey generates enough energy to power 3,500+ homes per year
Combermere Abbey Solar Farm offsets 3,170,944 kg of CO2 each year. Over a 25-year period, this amounts to approximately 79 million kg of CO2 reduced. Additionally, the project provides significant financial savings of £1,451,974 annually, totalling £36 million over 25 years, showcasing its considerable environmental and economic benefits. ​​
Renewable Funder
Est. ROI
7.8
 years
Installation size
13968
Lifetime savings
36299340
Self sufficiency
100
%
Cooper Parry has significantly reduced its reliance on imported grid electricity, improved energy resilience and protected the business from rising costs
Energy storage formed the foundation of this project, allowing Cooper Parry to maximise the value of every unit of renewable electricity generated on-site.
Cooper Parry Advisory
Est. ROI
5.5
 years
Installation size
224
Lifetime savings
507118
Self sufficiency
%
Dorset Council generate £341,880 worth of energy per year
Dorset Council effectively reduces CO2 emissions by 477,907 kg per year, while also delivering impressive financial savings of £341,880 annually, contributing significantly to both environmental and economic sustainability. ​​
Renewable Funder
Est. ROI
4.6
 years
Installation size
2200
Lifetime savings
8547000
Self sufficiency
30
%
CBRE reached out to Sustain to design and install a Solar PV system across four buildings at King George Hospital
Tight deadlines, a heavy focus on safety due to the sensitive nature of the site, minimising disruption and a Lifetime savings of £4,155,207
King George Hospital
Est. ROI
3.4
 years
Installation size
775
Lifetime savings
4155207
Self sufficiency
%
£6,077,440 lifetime savings for Linear Plastics
We installed a 543.51 kW solar PV system at Linear Plastics. The system delivers an estimated 483,870 kWh of clean electricity annually, covering approximately 333,214 kWh of the site’s yearly self-consumption.
Linear Plastics
Est. ROI
3.2
 years
Installation size
561
Lifetime savings
6077440
Self sufficiency
%
Reducing energy overhead for Moss Electrical by £168,720 per year
The Moss Electrical Dartford project effectively reduces CO2 emissions by 256,489 kg per year. Additionally, it generates significant financial savings of £168,720 annually, contributing to both environmental sustainability and economic efficiency. ​​
Moss Electrical
Est. ROI
5.8
 years
Installation size
1200
Lifetime savings
4218000
Self sufficiency
16
%
129 panels installed at Oakland Grange
A rooftop solar PV installation at Oakland Grange, with a capacity of 52.89 kW and 129 panels, generates approximately 46,399 kWh annually, saving an estimated 9,600 kg of CO₂ in the first year. Over 25 years, the system is projected to save £303,647, generate 1,159,975 kWh, and offset 260,983 kg of CO₂, equivalent to planting about 10,439 trees.
Oakland Care
Est. ROI
 years
Installation size
52
Lifetime savings
303647
Self sufficiency
%
3.2 year lifetime return on investment for Porsche
Explore how Porsche Centre Norwich achieved a 6.1x ROI with Sustain Commercial Solar, saving £991,363 over the system's lifetime by reducing carbon emissions.
Porsche
Est. ROI
4.1
 years
Installation size
174
Lifetime savings
991363
Self sufficiency
55
%
ThermoFisher reduce energy costs by 15% via PPA
Custodian Capital, a commercial property asset manager, were able to secure a forecasted £4,792,281 in lifetime savings and reduce the energy costs of their tenant, ThermoFisher, by 15%.
Thermo Fisher
Est. ROI
3.3
 years
Installation size
830
Lifetime savings
4792281
Self sufficiency
34
%

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We can give you extensive projections on various commercial solar options with some basic usage data and a video call.

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Sustain were brought into the project at short notice and quickly demonstrated the technical knowledge, organisation and professionalism required to deliver a complex installation within a live NHS hospital environment.

Julio Roldao

Senior Project Manager

King George Hospital

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The system is helping us apply for tenders. A lot of tenders now ask you how you are working towards Net Zero. Solar has been great in helping us demonstrate that.

Andy Kidger

Facilities Manager

Baltic Apprenticeships

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We have made enormous savings on our costs. We now make a 6 figure income on the energy generated by our system.

Robert Moss

Founder

Moss Electrical

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Sustain's ongoing support has been amazing. They've delivered on all projects in a timely manner and caused minimal disruption to our tenants.

Javed Sattar

Portfolio Manager

Custodian Capital

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FAQs

We’ve created an extensive library of frequently asked questions from our prospects, customers and general public.

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