We are barely past the dog days of summer, the kids have just settled back into school, and the calendar still says September. Yet, like clockwork, this is the exact time of year founders, executives, and owners begin asking the same urgent question: “Can we get a deal closed by year-end?” The better question is: “Why would you really need the deal closed by the New Year?”

Whether a deal that starts now could be closed by year-end depends on deal size, complexity, and how well the parties already know each other’s business. The decisive factor, however, is where you are in the deal process. A good place to start: do you have your deal team advisors: a tax CPA, an attorney, and an investment banker already in place? Have diligence and negotiations begun?

If you are not already under an NDA, well into management discussions, or reviewing a Letter of Intent (LOI), getting a substantial lower middle-market transaction closed before year-end is a challenge. With enough capital, dedicated deal teams, and round-the-clock stamina, anything is possible, but M&A is not day-trading hot tech stocks. Sound transactions are built on durable value: recurring historical revenue, defensible market share, or high-growth emerging opportunities. Rushing the calendar introduces real risks: sellers leave money on the table by short-circuiting competitive tension or overlooking prudent tax planning, while buyers risk assuming unvetted liabilities.

If a deal is worth doing in December, it will still make sense if it doesn’t close until February or March.

The Legal & Tax View: Why Deal Architecture Takes Time

From the legal and tax perspective, moving too quickly almost always forces founders to compromise in meaningful ways, such as:

• Tax Structuring & Net Proceeds: An asset purchase, stock sale, or hybrid structure requires detailed modeling to prevent painful tax surprises. Rushing to year-end often leaves little runway to optimize rollover equity, structure earnouts, evaluate IRC Section 1202 Qualified Small Business Stock (QSBS) eligibility, or negotiate state and local tax allocations.
• Corporate Housekeeping: Cleaning up corporate records, resolving potential litigation, obtaining missing assignment agreements for core intellectual property, reviewing customer contract change-of-control provisions, and standardizing employee classifications take time. If these aren’t clean before the purchase agreement is drafted, the buyer’s counsel will simply shift that risk back to the seller via heavier escrows, aggressive indemnities, or special holdbacks.
• Deal Accelerators Have Limits: Having pristine corporate records, a prepared data room, and an existing baseline of audit-ready financials can shave weeks off a timeline. But even Representation and Warranty Insurance (RWI), often assumed to speed things up, may work the other way: underwriters require comprehensive, independent due diligence reports before binding coverage, meaning RWI actually might require more diligence, not less.

The Advisory & Investment Banking View: The True Cost of Skipping the Process

From an advisor’s and investment banker’s seat, artificial urgency usually works against the seller. A transaction is often the single largest financial event of a founder’s life, and optimizing value requires running a deliberate, competitive process. Over the course of a negotiation under exclusivity, a seller still needs the space and time to consider deal terms and say “no” when prudent.

• Competitive Tension Maximizes Value: Single-buyer negotiations conducted under a self-imposed time crunch strip a founder of leverage. A full-market process introduces multiple qualified buyers whether they are strategic acquirers looking for synergies or private equity firms building platforms. Competitive tension is what drives purchase multiples higher, eliminates unfavorable deal terms, and forces buyers to put their best foot forward.
• The Power of a Sell-Side Quality of Earnings (QofE): Commissioning an independent sell-side QofE before going to market gives the founder control over their own EBITDA narrative. It identifies revenue concentrations, normalizes owner expenses, and defends against post-LOI price retrading. When a buyer runs their own buy-side diligence against a rushed, unverified financial set, every question mark turns into a dollar-for-dollar valuation cut.

“I often get asked at the start of a process if we can close by year-end. I’m usually very direct with new clients: all things are possible in a deal, but why? What is the driver here? And if we haven’t even started sell-side due diligence yet, I can’t give a realistic timeline. We may spend more time up front, but the value shows up on the back-end, no matter what month the deal closes.”

— Emily Harris, Managing Director, Wayfinder Strategic Advisors

• Strategic Fit Over Calendar Deadlines: A strategic buyer who truly values your customer relationships, team, and intellectual property in October will value them just as much in February. When a buyer demands a rushed close “by December 31 or the deal is off,” it is often a negotiating tactic designed to push deal terms past the seller before the seller fully understands the comprehensive terms.

Realistic Expectations

If your data room is populated, your financials are accurately presented, and both parties are already aligned on an LOI, an experienced deal team could guide you across the finish line before year-end.

If you are just starting the conversation today, take a beat. Give yourself and your team ample time to properly complete the process, consider the tax structure, and get to know the buyer. You will likely be dealing with them closely for a few months, or longer if the deal involves rollover interests.

About the Authors

Doug McCullough is a partner at McCullough Huddleston and Woo, advising middle-market business owners, corporate executives, and private investors on domestic and cross-border mergers, tax structuring, and corporate governance.

Emily Harris, CPA is the founder of Wayfinder Strategic Advisors, providing M&A strategic advisory, and ownership succession consulting for mid-market business leaders.

Investment Banking Services and Securities offered through Independent Investment Bankers Corp., a broker-dealer, Member FINRA/SIPC. Wayfinder Strategic Advisors is not affiliated with Independent Investment Bankers Corp.