BDO wins multiple regional deal awards across the UK in 2025

Demonstrating market-leading deal advisory capability across the UK 

BDO’s regional deal advisory teams have been recognised with multiple award wins across Business Insider 2025’s Deal Awards schedule. The awards highlight the firm’s strengths across M&A, transaction services, capital markets, ESG due diligence, restructuring, valuations and corporate tax — demonstrating BDO’s position as a leading adviser in the UK mid-market. 

The successes underscore BDO’s dedication to providing solutions-focused, sector-specific, and commercially astute advice, supporting clients throughout every stage of the deal lifecycle and helping them realise their growth ambitions.  

The judges highlighted the following reasons for BDO’s award successes: 
  • Impressive number and quality of BDO's deals this year, together with the size and breadth of expertise within their team and a genuine South Coast focus - Southampton  
  • For being at the forefront of corporate transactions… and her leadership in advising private shareholders, private equity investors, management teams and even large corporates and charities, has powered a string of impactful deals – Helen O’Kane, Southampton  
  • For the scale, complexity and value of its deals – Thames Valley 
  • For exceptional performance, completing 17 deals … and reaffirming their leadership - Reading

Outstanding performance in the Thames Valley 

BDO secured several high-profile wins at the Thames Valley Deal Awards 2025, one of the UK’s most competitive regional markets for mid-market transactions: 
  • Due Diligence Provider of the Year – A direct recognition of the strength and consistency of our transaction services capability. 
  • Corporate Finance Team of the Year – Reinforcing the high regard our M&A practice holds within the region. This is the second time in three years that the team has been recognised for this award. 
  • Corporate Finance Adviser of the Year - Duncan Lamb – Recognised for market leadership and sustained client delivery. For being creative in finding solutions in complex transactions and delivering outstanding results for his clients. 
  • Deal of the Year (over £50m) – CBPE’s investment in Tetra Consulting, led by our M&A team, showcasing our ability to support complex, high-value transactions with multidisciplinary input. 

These awards and recognition showcase the depth of capability offered by BDO’s corporate finance and due diligence specialists, as well as the firm’s ability to support high-complexity, strategically significant transactions. 

Strong recognition across the South Coast  

BDO also secured wins at the South Coast Deal Awards, reflecting the firm’s continued growth and market influence across the Solent region: 
  • Transaction Services Team of the Year – BDO Southampton – Highlighting strong deal volume, technical quality and consistent client feedback. 
  • Dealmaker of the Year – Helen O’Kane – Recognising outstanding leadership and delivery across regional transactions. 
  • Mid-size Deal of the Year (Solent) recognised the pivotal role that BDO’s Transaction Services and tax due diligence teams played on this important local deal for Biffa Waste. 

These wins emphasise BDO’s ability to bring together experts to support investors, lenders, founder-owners and corporate acquirers. 

Award-Winning Transaction Services in the East Midlands 

BDO’s East Midlands Transaction Services Team was named TS Team of the Year, reflecting strong performance in a region experiencing meaningful growth in private capital–backed activity and owner-managed business transactions. 

Celebrating Our People 

These awards also shine a spotlight on the individuals and teams whose work has driven exceptional outcomes for clients. The recognition of Duncan Lamb, Helen O’Kane, James Buckingham, Sarah Pereira and Mitch Hill is testament to the high level of expertise and leadership across our firm.  

Gurpal  Ahluwalia, head of Deal Advisory, said, “BDO remains committed to supporting clients across the UK’s dynamic regional markets. As private capital, corporates and founder-led businesses continue to pursue strategic growth, our advisers will remain focused on delivering high-quality, insight-driven and commercially aligned support. 

“These awards acknowledge the collective efforts of all individuals involved—across our teams and our clients—whose work has underpinned outstanding results.” 

To learn more about our recent transactions or to discuss how our award-winning teams can support your growth or investment strategy, please contact us on here.