M&A Advisors for Businesses Over $1B
21 firms with overlapping deal experience · Last updated April 7, 2025
Above $1B, the advisor universe narrows. Founders selling at this scale tend to choose senior partners with a long track record of running headline transactions in their sector.
What changes when your business is in the Over $1B range
At Over $1B, the buyer universe expands and so does diligence intensity. Strategic acquirers move from polite-listener mode to serious-evaluation mode, and financial sponsors with platforms in your category begin to model real synergies. Founders should expect a more demanding management presentation, more detailed financial scrubbing, and more layered legal negotiation than a lower band would attract.
Process design has to shift with size. A Over $1B sell-side process generally runs eight to twelve weeks from teaser to LOI, with twenty to fifty buyers approached in the first wave depending on sector. Advisors should be able to articulate, before kickoff, who lands in which buyer bucket, what the expected price-discovery cadence looks like, and how they will stage tension between strategic and sponsor bidders.
Advisor selection narrows. Not every boutique is built to run a Over $1B process; many are tuned to materially smaller deals. Founders here should ask directly how many deals the firm has closed in this size band in the last 24 months, who on the senior team will run the mandate, and what the firm's track record looks like with the specific kind of buyer most likely to acquire the company.
Boutique advisors active in the Over $1B band
Firms with stated deal-range experience that overlaps Over $1B.
Arma Partners
LockedTech boutique · London, UKTechnology, SoftwareFounded 2003 · $100M-$2BAtlas Advisors
LockedBoutique · New York, NYSponsor Coverage, GeneralistFounded 2015 · $100M-$2BCode Advisors
LockedTech boutique · San Francisco, CATech, InternetFounded 2010 · $50M-$1BDBO Partners
LockedTech boutique · San Francisco, CATech, Software, InternetFounded 2011 · $100M-$2BFenchurch Advisory
LockedIndustry specialist · London, UKFIG, InsuranceFounded 2003 · $50M-$2BFinanco Raine
LockedIndustry specialist · New York, NYConsumer, Retail, BeautyFounded 2018 · $25M-$1BFT Partners
LockedTech boutique · New York, NYFinTech, Financial Services TechFounded 2001 · $50M-$2BGP Bullhound
LockedTech boutique · London, UKTechnology, Software, Digital MediaFounded 1999 · $25M-$1BGreenwich Capital
LockedIndustry specialist · Greenwich, CTFIG, GeneralistFounded 1981 · $50M-$1BGuggenheim Securities
LockedMiddle market · New York, NYGeneralistFounded 2000 · $250M-$10BLeerink Partners
LockedIndustry specialist · Boston, MAHealthcare, BiotechFounded 1995 · $25M-$1BOakley Advisory
LockedTech boutique · London, UKTech, TMTFounded 2007 · $50M-$2BPark Hill Group
LockedBoutique · New York, NYSponsor CoverageFounded 2005 · $100M-$5BPeter J. Solomon Company
LockedBoutique · New York, NYGeneralist, ConsumerFounded 1989 · $50M-$1BPetrie Partners
LockedIndustry specialist · Denver, COEnergy, E&PFounded 2012 · $100M-$2BPJ Solomon
LockedIndustry specialist · New York, NYConsumer, RetailFounded 1989 · $50M-$1BSawaya Partners
LockedIndustry specialist · New York, NYConsumer, RetailFounded 2001 · $50M-$1BScotia Waterous
LockedIndustry specialist · Calgary, CanadaEnergy, E&PFounded 1979 · $50M-$1BSimmons Energy
LockedIndustry specialist · Houston, TXEnergy, Oilfield ServicesFounded 1974 · $25M-$1BTudor Pickering Holt
LockedIndustry specialist · Houston, TXEnergy, Oil & GasFounded 2007 · $50M-$2BUnion Square Advisors
LockedTech boutique · San Francisco, CATechnology, Software, FinTechFounded 2010 · $100M-$2B
Frequently asked questions
- M&A Advisors for Businesses Over $1B. How many firms are tracked?
- BankerNotes tracks 21 boutique M&A advisors with deal experience overlapping the Over $1B range. Each has a verified profile with senior dealmakers, sector focus, and founder reviews.
- Why does deal size matter when choosing an M&A advisor?
- Deal size drives buyer universe, process design, fee structure, and senior banker attention. A boutique that runs $500M mandates will price, market, and negotiate your deal very differently than one whose comfort zone is $25M, even if the firm name looks similar from the outside.
- Should I pick a generalist or a specialist boutique at Over $1B?
- Inside the Over $1B band, sector specialization typically beats generalist coverage. The buyer universe is narrow enough that pattern recognition matters, and specialists can articulate the strategic story more credibly than generalists running the same playbook across categories.
- What fee structures should I expect at Over $1B?
- Most boutiques in this range charge a retainer plus a success fee. The success fee is usually a percentage of total transaction value, often with breakpoints that scale up at higher prices. Read individual firm reviews on BankerNotes for what founders actually paid and how the breakpoints were structured.
- Are reviews of these advisors visible immediately?
- Each firm's reviews unlock publicly once five verified founders have submitted ratings. Until that threshold, placeholder reviews appear and the rating shows as locked.
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Last updated: April 7, 2025