Top Boutique M&A Firms in Boston for 2026
April 22, 2026
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If you are a founder, CEO, or investor exploring a sale, acquisition, or recapitalization in 2026, Boston is one of the most active middle-market M&A hubs in the country. The region’s combination of tech, life sciences, fintech, SaaS, and payments companies has created a dense ecosystem of boutique advisory firms, each with a specific niche and a different approach to getting deals done.
This guide covers the boutique M&A firms serving the Boston and New England market in 2026. It is written for founders and operators who want to understand who does what, what each firm specializes in, and how to choose the right advisor for a transaction in the $2M to $350M enterprise value range.
What Counts as a Boutique M&A Firm?
A boutique M&A firm is a privately held advisory firm focused on a narrow set of industries, deal sizes, or transaction types. Unlike bulge-bracket investment banks (Goldman Sachs, Morgan Stanley, JPMorgan) or middle-market banks (Houlihan Lokey, William Blair, Raymond James), boutiques typically:
• Employ 5 to 50 professionals, not hundreds
• Focus on one or two industry verticals rather than covering every sector
• Lead deals in the $2M to $500M range
• Give clients direct access to senior partners, not a team of junior associates
• Operate on success-fee economics with smaller retainers
Boutiques often win on sector depth, speed, and partner attention. They lose to larger banks on brand prestige and international reach. For a founder selling a $20M payments company, a boutique is almost always the right choice. For a founder selling a $2B biotech to a global pharma buyer, the calculus shifts.
Criteria for This List
Firms included on this list meet the following criteria:
1. Maintain a physical presence or active client base in the Boston and New England market
2. Lead sell-side or buy-side M&A engagements as a primary line of business
3. Focus on middle-market deals (sub-$500M enterprise value)
4. Operate independently rather than as a division of a larger institution
Firms are listed alphabetically to avoid false precision in ranking. The right firm depends on your sector, deal size, and objectives.
The Firms
733Park
Focus areas: Payments, fintech, AI, SaaS
Deal size: $2M to $350M enterprise value, most commonly $2M to $80M
Services: Sell-side advisory, buy-side advisory, growth and exit-readiness consulting
733Park is a Boston-based boutique M&A and consulting firm led by founder Lane Gordon, whose 25-year M&A career began in merchant portfolio and ISO transactions. The firm represents companies for sale, helps acquirers source and close targets, and consults on exit readiness and growth strategy. 733Park is not a FINRA-registered broker-dealer, which limits the firm to M&A advisory rather than fundraising and keeps cost structures lean. The firm reports an 80% close rate on engagements taken to market and is known for senior-led deal execution with no handoff to junior associates. 733Park serves clients throughout Boston and the Greater Boston metro area, with active engagements across New England and nationwide.
Covington Associates
Focus areas: Healthcare, technology, industrial, consumer
Deal size: Middle market
Services: Sell-side and buy-side M&A, capital raising
Covington Associates is a Boston-based investment bank founded in 1987. The firm covers multiple verticals with a particular strength in healthcare and healthcare services. It is one of the longest-standing independent M&A firms in the region.
G2 Capital Advisors
Focus areas: Technology, industrials, consumer, business services
Deal size: Lower middle market
Services: M&A advisory, restructuring, capital markets
G2 Capital Advisors is a Boston-based firm with offices in multiple US cities. The firm is known for combining M&A advisory with restructuring and turnaround work, which gives it a distinctive position for founders navigating distressed or complex situations.
Mirus Capital Advisors
Focus areas: Manufacturing, distribution, business services, technology
Deal size: $10M to $300M
Services: Sell-side advisory, buy-side advisory, valuation
Mirus is headquartered in Burlington, Massachusetts, and has served the New England middle market for over 35 years. The firm has particular depth in industrial, manufacturing, and distribution sectors, areas often underserved by tech-focused boutiques.
Capstone Partners (Boston office)
Focus areas: Technology, healthcare, industrials, consumer
Deal size: $10M to $500M
Services: Sell-side advisory, buy-side advisory, debt and equity capital
Capstone Partners is a national middle-market investment bank with a Boston office that actively serves New England clients. While larger than a pure boutique, Capstone’s Boston team operates with boutique-style partner attention for regional engagements.
Objective Investment Banking & Valuation (Boston presence)
Focus areas: Technology, healthcare, consumer, industrials
Deal size: Lower middle market
Services: Sell-side M&A, valuation, ESOP advisory
Objective is a national firm with a growing Boston team serving the lower middle market. The firm complements M&A with valuation and ESOP advisory, which can be useful for founders exploring non-traditional liquidity paths.
BerkeryNoyes (serves Boston from NY)
Focus areas: Information and media, software, healthcare data
Deal size: Middle market
Services: Sell-side M&A, buy-side M&A
BerkeryNoyes is a New York-based boutique with a strong presence advising Boston-area SaaS, information services, and healthcare data companies. While not headquartered in Boston, the firm frequently leads engagements for New England-based technology and data-driven businesses.
How to Choose the Right Boutique for Your Deal
Choosing an M&A advisor is not about picking the biggest name. It is about fit. Founders should evaluate firms across five dimensions:
1. Sector depth.
Has the firm closed three or more deals in your specific niche in the last 24 months? If you run a payments ISO, a firm that closes primarily healthcare services deals will not have the right buyer rolodex. Sector specificity matters more than general reputation.
2. Deal size fit.
A firm built for $200M deals will treat a $15M deal as filler. A firm built for $10M deals may not have the buyer coverage to run a competitive process for a $100M asset. Ask for a list of closed deals in your size range specifically.
3. Who actually runs the deal
In many firms, the partner you meet in the pitch is not the person managing your process. Ask upfront: who is my day-to-day contact, how many other deals are they running, and how often will I speak with the lead partner?
4. Process approach. Will
Will the firm run a broad auction, a targeted buyer outreach, or a direct-negotiation approach? Each has trade-offs for speed, confidentiality, and price. Make sure the firm’s default process matches what you want.
5. Fee structure.
Most boutiques charge a monthly retainer plus a success fee that ranges from 1% to 8% of transaction value, with the percentage rising as deal size falls. Ask for the full fee waterfall, including any breakup fees or tail provisions, before signing.
Frequently Asked Questions
What does a boutique M&A firm actually do?
A boutique M&A firm represents one side of a transaction — the seller or the buyer — and manages the full process: valuation, preparing marketing materials, identifying and contacting counterparties, negotiating terms, and coordinating due diligence and closing.
How much does it cost to hire a boutique M&A firm?
Most boutiques charge a monthly retainer ($5,000 to $50,000 per month depending on deal size) plus a success fee tied to the closed transaction value. The success fee typically ranges from 1% on very large deals to 8% on smaller deals.
How long does an M&A process take?
A typical sell-side process runs 6 to 9 months from kickoff to close. Buy-side engagements often take 9 to 15 months because the target search adds time. Complex carve-outs or regulated industries can extend further.
What is the difference between a boutique and a middle-market investment bank?
Middle-market banks (Houlihan Lokey, William Blair, Raymond James) typically handle deals from $100M to $1B+. Boutiques often lead sub-$500M transactions and offer more partner-led attention for founder-owned businesses.
Do I need a boutique that specializes in my industry?
Strongly recommended. Sector specialists know the active buyer universe, typical valuation multiples, and deal structures for your vertical. Generalist firms often take longer and achieve weaker outcomes on specialized assets.
Are Boston M&A firms FINRA-registered broker-dealers?
Some are, some are not. FINRA registration is required for firms that raise capital or take success fees on certain securities transactions. Many M&A-only firms operate outside FINRA, which is legal for pure M&A advisory. This is a firm structure choice, not a quality signal.
Contact 733Park Today!
If you are considering a sale, acquisition, or recapitalization of a payments, fintech, AI, or SaaS company in the $2M to $350M range, 733Park is available for confidential conversations. Based in Boston and serving clients across New England and nationwide, 733Park works with founders and operators at every stage of the exit journey. Reach out at info@733park.com or visit 733park.com to learn more.
