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On behalf of MacGregor Lyon
Quick Summary
The closing of a business sale is not the end of the relationship between buyer and seller. Post-closing disputes are common in M&A transactions, and many of them were predictable from the structure of the deal. Understanding what issues tend to surface after closing, and how deal documents address them, helps both buyers and sellers navigate the period after the transaction completes.
Purchase Price Adjustments
Many business acquisition agreements include a mechanism for adjusting the final purchase price based on the target company’s financial condition at closing compared to a reference date. Working capital adjustments are the most common. If the actual working capital at closing differs from the target, the purchase price is adjusted accordingly.
These calculations often lead to disputes because the parties may apply accounting methods differently or disagree about what is included in working capital. A purchase agreement that does not define the accounting principles to be used for the adjustment calculation almost always produces a dispute about methodology rather than facts. Sellers and buyers who agree on GAAP versus a specific non-GAAP methodology at signing reduce the likelihood of a post-closing fight about numbers.
The time period for raising a purchase price adjustment claim is typically short. Sellers who miss the window for disputing a buyer’s adjustment calculation often find the adjustment locked in regardless of merit. Understanding the notice requirements and dispute procedures in the purchase agreement before closing is essential for both sides.
The working capital adjustment process typically requires the buyer to deliver a closing statement with the calculated adjustment within a defined period after closing, followed by a window for the seller to review and object. Detailed purchase agreement drafting that specifies what line items are included in working capital, what accounting elections apply, and what the dispute resolution mechanism is for adjustment disagreements reduces the frequency and cost of these disputes.

Indemnification Claims
Sellers typically make representations and warranties in a purchase agreement about the business: its financial statements are accurate, there are no undisclosed liabilities, there is no pending litigation, and so on. If those representations turn out to be false, the buyer may have an indemnification claim.
Indemnification provisions define what is covered, the survival period for claims, deductibles and caps, and the process for making and resolving claims. Most post-closing disputes involve indemnification in some form. The basket, also called a deductible, determines how much loss the buyer must absorb before the seller has any obligation to pay. The cap sets the maximum amount the seller can be required to pay.
Representation and warranty insurance has become common in mid-market transactions. When an insurer is providing coverage, the parties negotiate around the policy terms, and claims go to the insurer rather than back to the seller directly. This changes the post-closing dynamic significantly: the buyer is dealing with an insurer’s claims process rather than negotiating with the seller, who typically retains only a thin sliver of liability under the indemnification provisions.
Earnout Disputes
When part of the purchase price is contingent on the business achieving future performance targets, the result is an earnout. Earnout provisions are a frequent source of post-closing disputes because the buyer controls the business operations that determine whether the targets are hit.

If the buyer makes decisions that affect the business’s ability to hit the targets , restructuring the sales team, changing the product line, shifting customer focus , the seller may argue the earnout was improperly undermined. An earnout agreement should include specific covenants about how the business will be managed during the earnout period and whether the buyer must operate the business in a manner designed to maximize the chance of hitting the targets.
Earnout disputes often end in litigation or arbitration because the parties have incompatible views of what the agreement required. Sellers who feel the buyer intentionally managed the business to avoid the earnout payout face a difficult evidentiary burden. Buyers who made legitimate operational decisions face claims that second-guess their business judgment. The drafting of the earnout, particularly the operating covenants and the definition of earnout targets, determines how these disputes play out.
Transition Period Issues
Many acquisitions involve a transition period during which the seller assists with the handoff of customer relationships, proprietary systems, or operational knowledge. Disputes arise when the seller’s obligations under a transition services agreement are not clearly defined, or when the buyer’s expectations about the quality of the transition differ from what the agreement actually requires.
Transition services agreements should specify what the seller is obligated to provide, for how long, at what cost, and what standard of performance applies. A seller who provides nominally compliant transition services while managing toward a clean departure creates the same practical problem as a seller who refuses to cooperate, the buyer cannot learn what they paid to acquire.
The specific facts of each post-closing situation determine which remedies are available. An attorney can evaluate the available options before time-sensitive deadlines affect the outcome. In some cases, renegotiation of the transition terms produces a better result than formal dispute resolution.
Escrow And Holdback Arrangements
Many purchase agreements set aside a portion of the purchase price in escrow or as a holdback to secure the seller’s indemnification obligations for a defined period. When the escrow is released, both parties should understand precisely what claims survive and for how long.

Disputes arise when the buyer submits claims against the escrow near the end of the escrow period and the seller disputes the validity of the claims. The escrow agreement typically specifies whether disputed claims can block the release of undisputed amounts, and how claims are resolved if the parties cannot agree. Sellers who fail to respond to notices within the required time periods sometimes find the escrow released against them by default.
How Deal Documents Shape The Post-Closing Relationship
The contracts that govern a business relationship after closing are not created at closing; they are the purchase agreement, the transition services agreement, the earnout provisions, and the ancillary documents that were negotiated and signed when the parties were still trying to complete the deal. The post-closing period tests whether those documents were carefully drafted.
An acquirer who reviews the master services agreements, independent contractor agreements, and vendor contracts they are inheriting as part of due diligence often discovers gaps that affect the post-closing period directly. A key vendor contract that expires ninety days after closing, or a contractor relationship that depends on the seller’s personal involvement, creates a post-closing transition problem that should have been identified before closing.
The M&A attorney’s role does not end at the closing table. Coordinating post-closing adjustments, managing indemnification claims, and addressing transition issues requires counsel who understands both the deal documents and the business context. Having that continuity from pre-closing through the post-closing period reduces the friction of these processes.
Working With A Business Attorney On Post-Closing Issues
MacGregor Lyon represents Georgia businesses in post-closing disputes arising from M&A transactions. If you are facing a purchase price adjustment dispute, an indemnification claim, or an earnout disagreement, an attorney can evaluate your position and identify your options before the claim windows close.
Post-closing disputes are shaped at drafting, not at the fight. Buyers and sellers who invest in careful deal documentation before closing are far better positioned than those who discover the ambiguity after the purchase price has been paid. Call us now at (404) 688-5964 to discuss how we structure acquisition agreements for Georgia businesses.

On Behalf of MacGregor Lyon
Principal Partner
Glenn M. Lyon is a distinguished business attorney recognized for his exemplary service to small and medium-sized, privately-held businesses, and start-up companies.