Compare buy-side M&A advisory fees by looking at the work committed, the cash payable during the search and the amount owed if a transaction closes. A retained engagement funds a defined ongoing assignment. A non-retained engagement may focus on selected opportunities without the same continuing resource commitment. The engagement agreement determines the actual scope and economics.
A buy-side mergers and acquisitions advisor may support sourcing, evaluation, negotiation and execution. Before comparing quotes, confirm which of those services are included. Our buy-side M&A advisory services provide an overview of the work a buyer may need.
How a retained buy-side engagement works
Under a retained engagement, the buyer pays an initial or recurring retainer for an agreed assignment. A dedicated search may include market mapping, ownership research, target screening, confidential outreach, follow-up and regular pipeline reviews. Execution support after an introduction should be defined separately within the scope.
At Northeastern Advisors, monthly retainers are credited against the success fee when a qualifying acquisition closes, subject to the engagement agreement. Retained search success-fee rates are generally lower than rates for non-retained assignments. First-look rights and any exclusivity are established in the agreement.
A fee credit does not mean the engagement has no cost if an acquisition does not close. Unless the agreement provides otherwise, amounts paid for work during the search remain payable. Buyers should understand whether unused credits expire and which transactions qualify for a credit.
How a non-retained engagement works
A non-retained arrangement can suit a buyer that wants to review selected opportunities as they arise. It does not necessarily include systematic coverage of a market, a fixed reporting cadence or exclusive access to targets. Those commitments should never be assumed from the fee label alone.
NEA’s non-retained acquisition advisory is opportunity-driven, with success-fee rates generally higher than under retained searches. Buyers should still check the agreement for expenses, minimum fees and any other charges. Non-retained does not automatically mean that every possible cost is contingent on closing.
Compare the models on the same basis
Resource commitment: Does the proposal fund a continuing search against your criteria, or introductions as suitable opportunities arise?
Payments before closing: Identify initial fees, recurring retainers, milestone payments and reimbursable expenses.
Payments at closing: Compare the success-fee formula, any minimum fee and the treatment of credits.
Access to opportunities: Confirm first-look periods, target approval procedures and whether the advisor may present an opportunity to other buyers.
Execution scope: Establish whether valuation, offer preparation, diligence coordination and negotiation are included or require additional fees.
What drives the total fee?
The quoted percentage is only one part of the calculation. Ask what value it applies to, whether the schedule is flat or tiered, and whether a minimum fee overrides the result. A tiered schedule should specify whether each rate applies only to its band or to the entire transaction value.
The agreement should address cash, assumed debt, seller notes, rollover equity, earnouts and deferred consideration where relevant. It should also explain when the fee attributable to contingent or deferred consideration becomes payable. Do not assume that every advisor uses the same definition of transaction value.
For an acquisition program involving several transactions, ask whether each closing is calculated separately and how retainer credits are allocated. Third-party legal, accounting, diligence and financing costs should be budgeted separately from the advisor’s fee.
A simple retainer-credit example
For illustration only, suppose a hypothetical engagement has a $5,000 monthly retainer and a $120,000 calculated success fee. If six monthly payments totaling $30,000 are fully creditable against that fee, the remaining advisory fee due at closing would be $90,000. The combined retainer and success-fee payments would total $120,000, excluding expenses and third-party costs.
If no qualifying transaction closes, the $30,000 may remain a cost to the buyer under a nonrefundable retainer arrangement. This example is not a quote, a standard market rate or a statement of NEA’s proposed terms. Actual fees, credits and payment obligations depend on the signed agreement.
Terms to review before signing
Minimum fee: Ask for a worked example at the lower and upper ends of your target acquisition range.
Termination and notice: Understand how to end the engagement, when recurring charges stop and which obligations survive.
Post-termination period: A fee tail may apply to specified targets acquired after the engagement ends. Clarify its duration, the covered companies and any conditions.
Existing relationships: Record targets already known to or contacted by the buyer and agree on their treatment.
Expenses: Specify which costs are reimbursable, whether prior approval is required and whether a cap applies.
Exclusivity and conflicts: Confirm restrictions on using other advisors, how overlapping mandates are managed and whether the advisor receives compensation from another party.
Which structure fits your acquisition program?
A retained proprietary acquisition search may be appropriate when you want a continuing effort against a defined thesis and can respond promptly to opportunities. A non-retained arrangement may fit a buyer supplementing its internal pipeline with selected introductions.
An identified-target assignment may call for a different scope from either sourcing model. The useful comparison is the full cost and responsibility for the work you actually need, together with the advisor’s relevant experience and capacity.
For a broader evaluation framework, read how to choose a buy-side M&A advisor.
Frequently asked questions
Are retained fees always credited against the success fee?
No. Credit treatment depends on the agreement. NEA’s retained searches provide credits subject to their engagement terms, but a buyer should confirm the mechanism in writing.
Is non-retained advisory always less expensive?
It may require less cash during the search, but the closing fee and service commitment can differ. Compare both a completed acquisition and a scenario in which no acquisition closes.
Is there one standard buy-side M&A fee?
A single percentage cannot describe every scope or transaction. Request a written proposal and worked calculations for your acquisition range rather than treating a general example as a quote.
About the author: Moses Shmueli, Managing Partner of Northeastern Advisors, advises strategic acquirers, private equity firms, family offices and business owners on mergers and acquisitions.
Request a proposal for your search
Northeastern Advisors works with acquisition clients in New York and nationwide. Review our buy-side mergers and acquisitions advisory services and contact our team at (646) 461-6630 to discuss the scope and engagement structure for your acquisition program.




