Call Us: 0116 2704 686
Find out how we can help!
Call Us: 0116 2438 762
Find out how we can help!
Our core products are Solar PV, heating solutions, upgraded lighting, heat and electric batteries, power optimisation and energy monitoring.
Jonstar Sustainable Technologies is the sister company to Jonstar Energy Brokers who provide support to commercial enterprises on their energy supply.
Private Businesses
Whether large or small Jonstar can provide a site survey to assess the needs of any business and provide advice on what technologies may be suitable to improve energy efficiency and provide savings on bills.
Local Authorities
We can assist local authorities with implementing changes to their property portfolio and new build projects from concept and initial business cases, through the tender process and installation.
Principal and M&E Contractors
Jonstar can provide support during the tender process to ensure you have a compliant solar pv system at the best price and our competent and well-trained teams will meet the requirements of even the most demanding of principal contractors.
Energy Performance Contractors
Providing specialist support to companies looking to provide a wide range of energy saving solutions to larger organisations enabling them to deliver a range of measures to their clients.
Let us help with your energy comparisons, and test that your business is getting value from your investment.
Whether a small business or a large corporate firm you already dedicate significant business resources into utilities and energy procurement.
We research and compare the best deals from the leading suppliers. If you wish to proceed, we deal with any hassle and set everything up so you don’t have to. Furthermore, we are always on hand to assist you with any future queries or issues that may arise.
As well as comparing cheaper gas prices and cheaper electricity prices easily, we look at other considerations such as business energy efficiency, renewable energy, water audits, telecoms and much more.
Our service is built around you, we aim to find the best solutions for you, in the areas that matter to you!
What our Customers Say
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Feedback Friday
It’s #FeedbackFriday! This week we were sent a lovely review from a client whose 72kW system we installed nearly 3 years ago – and they’re still recomme
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Blue Card Award for Jonstar
We are proud of our Project Manager Ben, who was presented a Blue Card Award for Outstanding Performance from Britcon. Well-deserved recognition for his ex
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Jonstar invited to a Health and Safety (SHAD) event
On one of our current sites where Jonstar are installing over 300kWp of Solar PV across four new industrial units in Market Harborough, we were invited to a m
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Chapelfield Colts – Under 9’s Sponsorship
It’s been our pleasure to have sponsored Chapelfield Colts Under 9s this football season, supporting a local club close to one of our Project Managers.