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What's the difference between a business broker and an M&A advisor?

Published August 15, 2026

Business brokers typically handle transactions under $5 million — often called Main Street businesses — while M&A advisors typically work on deals above $5 million in the lower middle market and middle market segments.

Primary Distinction: Deal Size and Transaction Complexity

The $5 million threshold is the practical dividing line. Business brokers commonly work with owner-operators selling retail stores, restaurants, service businesses, and small manufacturing operations. M&A advisors typically work with established companies that have professional management teams, audited financials, and institutional buyer appeal.

Both types of engagements typically last 6–12 months from engagement to closing.

Fee Structure Differences

Business brokers in Canada typically charge 8–12% commission on the transaction value, with a minimum fee commonly set at $10,000–$25,000 to ensure compensation on smaller transactions. The fee is usually success-based — paid only when the deal closes.

M&A advisors typically charge a monthly retainer of $5,000–$25,000 during the engagement, plus a success fee that typically ranges from 2–10% of transaction value. Success fees are often structured using the Lehman Formula, which applies declining percentage rates across five tranches: 5% on the first $1 million, 4% on the second $1 million, 3% on the third $1 million, 2% on the fourth $1 million, and 1% on amounts above $4 million.

Scope of Services

Business brokers focus primarily on marketing the business, managing buyer inquiries, and facilitating negotiations between a single seller and prospective buyers. The engagement centers on finding a qualified buyer and closing the transaction.

M&A advisors provide comprehensive transaction services including valuation analysis, buyer identification and qualification, deal structuring, due diligence coordination, and complex negotiation support. The engagement typically involves managing a competitive process with multiple potential buyers and addressing sophisticated tax and legal structuring questions.

Regulatory and Professional Designations

In Canada, business brokers are not uniformly required to hold a real estate license — a real estate license is required only when the transaction includes real property. For business-only sales that do not include real property, no provincial real estate license is required, and professional conduct is governed primarily through CABB and IBBA membership standards. The International Business Brokers Association (IBBA) and Canadian Association of Business Brokers (CABB) are the primary professional associations for business brokers in Canada.

M&A advisors in Canada are not uniformly regulated and do not require a specific professional license, though many hold designations such as CFA, CBV, or CPA. The M&A Source and Alliance of Merger & Acquisition Advisors are primary professional associations for M&A advisors.

When to Work With Each Type

If you are selling a business valued under $5 million — a restaurant, retail store, or service business where you are the primary operator — a business broker is typically the right fit. The commission-based model aligns incentives without requiring upfront capital, and the broker's focus on marketing and buyer management matches the transaction's scope.

If you are selling a business valued above $5 million with professional management, audited financials, and potential appeal to strategic or financial buyers, an M&A advisor is typically the appropriate choice. The monthly retainer reflects the depth of work required to run a competitive process, and the advisor's experience with complex deal structures and institutional buyers becomes material to outcome.

This article is for informational purposes only and does not constitute financial, legal, or business advice. Every business sale is different. Before making decisions about engaging an advisor, consult a qualified professional familiar with your specific situation.


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