Leighton has been officially recognised as one of the UK’s top 100 fastest-growing businesses in the 2025 ORESA Growth Index, securing position 77 on this year’s list.  

Now in its fourth year, the ORESA Growth Index celebrates the UK’s most ambitious, innovative, and high-performing companies. Compiled through rigorous analysis of financial data – including compound annual growth rate in sales over the most recent two financial years – the index highlights those organisations that are not only achieving sustained commercial growth but also creating long-term impact through bold leadership and forward-thinking strategies.  

Leighton’s ranking reflects its exceptional business performance and continued momentum, standing out among industry peers for both pace of growth and ability to deliver consistent value. Beyond financial success, this recognition also acknowledges the company’s commitment to innovation, client-focused delivery, and a strong-internal culture that supports sustainable expansion.  

Speaking on the announcement, James Bunting, CEO at Leighton said: “Being named in the ORESA Growth Index for 2025 reflects the passion and dedication of our team and our commitment to helping our customers succeed. Growth for us isn’t just about numbers – it’s about building lasting partnerships and creating a business where our colleagues are excited to come to work every day.”

This announcement follows a period of continued success for Leighton and marks another proud milestone in the company’s ongoing growth journey.