Best Merger & Acquisition Consulting Services in the UK
UK Merger & Acquisition Consultants
In the UK’s fast-paced and globally connected market, bold acquisitions and strategic exits are more than financial decisions—they’re transformational moments. That’s why companies across the UK turn to outsourced, fractional, and virtual M&A consultants for expert guidance through every stage of the deal.
These professionals bring more than just advisory expertise. They deliver hands-on execution, local market knowledge, and the kind of insight that only comes from experience. From due diligence to integration, they help firms make informed moves that align with long-term goals and stakeholder value.
This guide highlights trusted UK-based M&A consulting firms known for delivering results. We’re spotlighting firms that blend strategic clarity with radical authenticity—backed by real-world case studies, industry credibility, and a track record of impact.
Looking to sharpen your broader business strategy? Don’t miss our spotlight on UK finance consultants and our latest feature on outsourced customer research partners driving innovation and insight.
Our Methodology: How We Chose These UK M&A Consultants
We know there’s no shortage of “Top 10” lists out there. But at Digital Reference, our curation is research-driven, client-reviewed, and grounded in local knowledge. Here’s what made each provider stand out:
- Proven client results backed by public case studies, testimonials, or reputable references.
- Clear specialisation - many serve specific sectors or transaction types.
- Transparent leadership - we verify each founder’s background through LinkedIn, official bios, and company statements.
Let’s meet the standout UK M&A consultancies shaping the future of strategic growth and dealmaking.
Merg Consulting
🔗 Website: https://www.linkedin.com/company/mergconsulting/
What they do:
Merg Consulting is a boutique M&A advisory that works with SMEs and growth-stage businesses across the UK, with an emphasis on exit planning, buy-side search, and strategic fundraising. Their team often steps in as fractional corporate development leads.
Who they work with:
Privately owned businesses, family enterprises, and venture-backed firms.
Operating model:
Flexible engagements: project-based or retained advisory, often embedded within the client’s leadership team.
💡 Why they stand out:
- Tailored exit readiness frameworks for SMEs.
- Notable track record of cross-border dealmaking.
- Strong focus on discreet, founder-friendly negotiation.
Andrew Scola, Founder, Merg Consulting
🔗 LinkedIn: https://www.linkedin.com/in/scola/
Andrew Scola brings over two decades of experience advising on mid-market M&A transactions. Known for his pragmatic deal structuring and calm approach to negotiations, Andrew frequently shares insights on how founders can maximise value while preserving culture.
Sigma Chartered Accountants
🔗 Website: https://sigmachartered.co.uk/
What they do:
Sigma Chartered Accountants offers end-to-end financial due diligence and transaction support for owner-managed businesses and PE investors.
Who they work with:
SaaS, manufacturing, and franchise operators.
Operating model:
Part-time FD services, outsourced deal teams, and virtual CFO oversight during M&A transactions.
💡 Why they stand out:
- Deep roots in financial forensics and valuations.
- Strong relationships with UK PE firms.
- Transparent fee structures with no surprise add-ons.
Jawaid Yakoob, Founder, Sigma Chartered Accountants
🔗 LinkedIn: https://www.linkedin.com/in/jawaid-yakoob-5261405/
Jawaid Yakoob is a seasoned chartered accountant with extensive experience in auditing, transaction services, and restructuring. His reputation for forensic-level diligence makes him a trusted partner for buy-side and sell-side deals alike.
Boxington
🔗 Website: https://www.boxington.com/
What they do:
Boxington specialises in mid-market M&A advisory for knowledge-led and technology-driven businesses.
Who they work with:
B2B services, tech consultancies, niche engineering firms.
Operating model:
Relationship-focused, often advising clients repeatedly through different transaction cycles.
💡 Why they stand out:
- Sector specialism in IP-rich businesses.
- International buyer/seller networks.
- Track record for securing premium multiples.
Tim Evans, Founder, Boxington
🔗 LinkedIn: https://www.linkedin.com/in/tim-evans-553b48/
Tim Evans has steered Boxington since its inception, leveraging his strong background in corporate finance and sector-focused dealmaking. He’s known for championing founder-led businesses that thrive on deep expertise.
Green Square Associates
🔗 Website: https://gsquare.co.uk/
What they do:
Green Square works exclusively with marketing and communications agencies on M&A and growth funding.
Who they work with:
Creative, media, and digital agencies.
Operating model:
Boutique and founder-led: hands-on support from pitch deck to deal close.
💡 Why they stand out:
- Unmatched sector focus in marcomms.
- Realistic, founder-first exit strategies.
- Strong buyer network in the UK and EU.
Tony Walford, Founder, Green Square Associates
🔗 LinkedIn: https://www.linkedin.com/in/tonywalforduk/
Tony Walford combines real-world agency ownership experience with deep M&A expertise. He’s known for straight-talking advice that balances creative ambitions with financial reality.
Hoare Worth & Co.
🔗 Website: https://www.hoareworth.com/
What they do:
Hoare Worth delivers classic M&A advisory and management buyout (MBO) support for owner-managed businesses.
Who they work with:
Longstanding family firms and generational businesses.
Operating model:
Traditional boutique approach, with partner-led deal teams.
💡 Why they stand out:
- Trusted reputation in family business succession.
- Flexible fee structures to align with client liquidity.
- Deep ties to regional finance networks.
June Finnigan, Founder, Hoare Worth & Co.
🔗 LinkedIn: https://www.linkedin.com/in/june-finnigan-607baa17/
June Finnigan has guided numerous UK firms through generational transitions and strategic exits. Her relationship-driven style and clear, jargon-free explanations have made her a favourite among owners seeking a dignified handover.
Excellion Capital
🔗 Website: https://excellioncapital.com/
What they do:
Excellion Capital focuses on M&A and corporate finance for real estate, hospitality, and renewable energy.
Who they work with:
Property developers, hotel groups, and clean energy firms.
Operating model:
End-to-end support from deal origination to post-merger financing.
💡 Why they stand out:
- Specialised sector knowledge.
- Creative deal structuring.
- Global reach with strong UK roots.
Robert Stafler, Founder, Excellion Capital
🔗 LinkedIn: https://www.linkedin.com/in/robertstafler/
Robert Stafler has over 20 years’ experience in corporate finance and real estate transactions. Known for orchestrating innovative capital structures, he’s a trusted advisor for large and complex deals.
Where Now Consulting
🔗 Website: https://wherenowconsulting.com/
What they do:
Where Now Consulting blends strategic growth advisory with buy-side M&A support for B2B firms.
Who they work with:
Mid-market professional services, manufacturing, and technology.
Operating model:
Hybrid consulting-retained advisory, often paired with growth consulting.
💡 Why they stand out:
- Combines strategy and transaction services.
- Practical frameworks for post-merger integration.
- Regional focus on Scotland and the North.
Mark Spragg, Founder, Where Now Consulting
🔗 LinkedIn: https://www.linkedin.com/in/mark-spragg-261a076/
Mark Spragg is a strategy and M&A veteran with a reputation for pragmatic advice. His passion lies in helping companies achieve sustainable growth through well-integrated deals.
Pura Advisory
🔗 Website: https://www.pura-advisory.com/
What they do:
Pura Advisory delivers fractional M&A leadership for scaling firms ready for strategic acquisitions or exits.
Who they work with:
SaaS, B2B, and tech-enabled services.
Operating model:
Flexible outsourced corporate development.
💡 Why they stand out:
- Founder-friendly approach.
- Hands-on leadership during negotiations.
- Bespoke buyer research.
Richard O'Donnell, Founder, Pura Advisory
🔗 LinkedIn: https://www.linkedin.com/in/odonnellrichard
Richard O'Donnell is an experienced corporate development professional with a background in private equity-backed growth. He’s known for his transparent, no-surprise style and clear communication.
Clayton Ventures
🔗 Website: https://claytonventures.com/
What they do:
Clayton Ventures supports ambitious founders with corporate finance, growth funding, and M&A execution.
Who they work with:
Startups, scaleups, and tech-enabled SMEs.
Operating model:
Fractional FD/CEO support, part-time deal leads.
💡 Why they stand out:
- Integrated funding and exit strategy.
- Strong venture ecosystem connections.
- Flexible on-demand team extensions.
Alistair Britton, Founder, Clayton Ventures
🔗 LinkedIn: https://www.linkedin.com/in/alistairbritton/
Alistair Britton has helped dozens of UK startups secure funding and navigate acquisitions. He’s known for practical, founder-centric advice and sharp financial modelling.
D'Angelin &Co.
🔗 Website: https://www.dangelin.com/
What they do:
D'Angelin & Co. is a London-based M&A and investment advisory with a global network.
Who they work with:
Family offices, UHNWIs, and boutique funds.
Operating model:
Highly discreet, relationship-driven mandates.
💡 Why they stand out:
- Global buyer network.
- Discretion and confidentiality.
- Bespoke, high-touch service.
Benoit d'Angelin, Founder, D'Angelin & Co.
🔗 LinkedIn: https://www.linkedin.com/in/benoit-d-angelin-9799a715/
Benoit d'Angelin is a seasoned financier with an extensive international track record in M&A and private investments. His personal network and tailored approach make him a go-to for high-value, off-market deals.
Why UK M&A Services Matters
When you’re planning your next acquisition or exit, you don’t want generic advice—you want local insight, radical authenticity, and trusted expertise. That’s exactly what these standout UK M&A consultants deliver.
At Digital Reference, we’re committed to helping businesses find the right outsourced, fractional, or virtual leaders—from M&A specialists to CFOs to CAIOs. For more research-backed lists like this, keep an eye on our upcoming features.
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