ENSEK is a leading software supplier to UK energy providers.

Investment type
  • Management buyout
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Having a strategic partner like LDC on board has given us greater firepower both operationally and financially, enabling us to further strengthen our market proposition, while continuing to deliver high quality solutions to both existing and new customers.”

Jon Slade, CEO

In 2018 ENSEK announced plans to collaborate with Centrica, one of the UK’s largest gas and electricity suppliers to both domestic and business customers. Leveraging ENSEK’s software platform and Centrica’s expertise, Centrica has been working closely with ENSEK over the past year in the development of a new solution for SME energy suppliers, ‘British Gas Lite’.

ENSEK has more than doubled its revenues in the past two financial years following an increase in contracted recurring software revenue as well as increasing its headcount substantially from 65 people to more than 120.

Well placed for ongoing success

In 2019 ENSEK was awarded Best Performing Company and Top Performer – Industry Specific Software at the Megabuyte Emerging Stars awards.

In August 2020 ENSEK announced the acquisition of NrgFin, a Benelux-based consultancy and data analytics company. The deal is part of ENSEK’s growth strategy to expand into new international territories within Western Europe, as well as pursuing wider growth opportunities in the UK. With this acquisition, ENSEK will set foot on the European continent for the first time.

Ensek appeared for the third consecutive year in The Sunday Times Tech Track 2020, the business was recognised as experiencing a 68% average 3 year sales growth.

Watch CEO Jon Slade discuss why he took on private equity investment and the impact it has had on his business.

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We decided to take investment in 2017 partly to support the scaling of the business and to put in place the right structure, people and governance. It has had a really positive impact over the last two years enabling us to scale and move from a start-up mentality to a growth business.”

Jon Slade, CEO


Best Performing Company Overall

Megabuyte Emerging Stars Awards 2019

Best Performing Company (Industry Specific Software)

Megabuyte Emerging Stars Awards 2019

The Sunday Times Top Tech Track 100

2018, 2019 & 2020

Northern Tech Awards Top 100


Growth Management Team

National BVCA Management Team Awards 2019