Sustainable Investments Ranks In North West’s Fastest 50

We’re proud to be part of one of the North West’s Fastest 50 companies, through our parent company Sustainable Investments Ltd, highlighting the impact of the businesses continued growth and innovation across the group.

Compiled annually by leading law firm Ward Hadaway, in partnership with the Greater Manchester Chamber of Commerce, the Fastest 50 recognises the region’s top-performing privately-owned companies based on turnover growth and profitability. The 2025 final rankings were revealed during a celebratory event on Friday 13 June in Manchester, which brought together business leaders from across the region.

We harness data-driven technology, real-time building intelligence, and actionable insights to improve lives, places and spaces. From monitoring mould, damp, and air quality, to tracking energy usage, performance and costs, we can help improve resident living conditions and wellbeing. Our approach is rooted in innovation and integration, providing a vital link between digital intelligence and on-the-ground impact.

Our group chair Derek Horrocks said: “SST plays a vital role in shaping how smart retrofit and energy performance are understood and improved, and the acquisition of SST will help the continued growth of the group. With Sustainable Investments being recognised through the Fastest 50 shows the impact of our collective efforts across the group – built on expertise, digital innovation and shared purpose. We look forward to building on this momentum and delivering even greater outcomes in the years ahead.”