Due diligence
Add-backs: where adjusted profit comes from and when to doubt it
An add-back is a claim about the future, not cash in the bank, and every pound or dollar of it is multiplied by the price you pay. Here is how to tell which add-backs are defensible and which ones a buyer should test before accepting them.
A Dispatch from the Republic
Add-backs are expenses a seller removes from reported profit, on the argument that a new owner would not have to carry them. The result is usually called adjusted or normalised earnings, and it is the figure most asking prices and valuation multiples are actually built on, not the line in the filed accounts. Some add-backs are straightforward and well evidenced. Others are the single biggest way an asking price gets inflated before a buyer has seen a document that proves anything.
What an add-back is supposed to do
A business accumulates costs in its accounts that have nothing to do with how it performs going forward: a one-off legal bill, an owner's personal insurance paid through the company, a bad debt that will not recur. Stripping these out is meant to produce what the profession calls normalised earnings. The American Institute of CPAs' own valuation glossary defines the term precisely: normalised earnings are "economic benefits adjusted for nonrecurring, noneconomic, or other unusual items to eliminate anomalies and/or facilitate comparisons" (AICPA, International Glossary of Business Valuation Terms). The same source treats these adjustments as pro forma, not as a restatement of the actual financial statements. That distinction matters: an add-back schedule is a proposed view of the business, sitting alongside the real accounts, not a replacement for them.
Our explainer on SDE versus EBITDA covers the specific add-back that assumes you will run the business yourself: the owner's own pay. This article is about the whole schedule, every other line that gets added back alongside it, and how to tell which ones deserve to survive contact with evidence.
The four categories a seller's schedule usually contains
Most add-back schedules sort into four kinds of claim, and they are not equally trustworthy.
- Owner compensation and benefits. Salary, pension contributions, a car, health cover, paid above or instead of a market wage for running the business. Usually genuine, and usually the largest single line.
- Genuine one-off and non-recurring costs. A legal dispute that has actually settled, relocation costs from a move that will not happen again, a bad debt tied to one customer who has since gone. Defensible when it is truly a single event and there is a document behind it.
- Related-party and family transactions. Pay to a relative with no real role, rent paid to a landlord connected to the owner at above or below market rate, a supplier contract on terms nobody arm's-length would get. These need independent evidence that the role or the rate was genuine, not just a family relationship.
- Discretionary and personal spending. Travel, a club membership, a vehicle used mostly for personal journeys, subscriptions with no business purpose. Often real spending, rarely a cost a buyer would actually keep, so legitimate to remove, but easy to pad with items that were never business expenses at all.
The first two categories are usually where the real adjustments live. The second two are where a schedule is most often stretched, because pay to a relative or a personal expense is simple to invent and hard for a buyer to disprove without asking directly for the underlying records.
The standard public companies are held to, and why it is a useful mirror
Private sellers do not answer to a regulator, but a close cousin of the add-back, the "adjusted EBITDA" that listed companies report to shareholders, does. The US Securities and Exchange Commission's own interpretive guidance sets out a test that is worth carrying into a private negotiation even though it does not legally apply there: excluding "a normal, recurring, cash operating expense" from a non-GAAP earnings measure can be misleading, and the SEC staff treats an expense as recurring if it happens "repeatedly or occasionally, including at irregular intervals," not only every year on the dot (SEC Division of Corporation Finance, Non-GAAP Financial Measures Compliance and Disclosure Interpretations, Question 100.01). The same guidance requires any EBIT or EBITDA performance measure to be reconciled line by line back to net income under GAAP (Question 103.02).
No private seller owes you an SEC-grade reconciliation. But the underlying question is exactly the one to ask of any add-back schedule: has this cost genuinely stopped recurring, or has it simply been relabelled as a one-off because that is more convenient this year? A cost that shows up most years, even irregularly, is an ordinary cost of running the business, not an add-back.
A worked example: the same profit, two very different prices
The figures below are an illustration built for this article, not a real business.
A seller presents the following schedule, and a buyer tests each line against evidence before accepting or rejecting it.
| Line | Seller's claim | Evidence found | Accepted |
|---|---|---|---|
| Reported net profit | £180,000 | Matches the filed accounts | n/a |
| Owner's salary and benefits | +£60,000 | Payslips and P60s match the figure | Yes |
| Legal dispute, settled | +£15,000 | Settlement letter and invoice provided; no similar dispute in five years | Yes |
| Family member's salary | +£25,000 | No contract, no timesheet, no description of duties | No |
| Owner's personal vehicle lease | +£8,000 | Lease in the owner's own name; mileage log shows mostly personal use | No |
| = Seller's adjusted figure | £288,000 | ||
| = Buyer's normalised figure | £255,000 |
The seller's figure and the buyer's figure differ by £33,000, which looks modest next to either number. It stops looking modest once it is multiplied. At an illustrative multiple of four times earnings, that single disagreement is worth £132,000 of price. What a valuation multiple really means covers why the multiple itself depends on how durable the market judges the earnings to be, and a profit figure padded with weak add-backs is exactly the kind of earnings the market should discount hardest.
How to test each add-back before you accept it
Treat every line the same way, regardless of size.
- Ask for the primary document behind it: an invoice, a payslip, a settlement letter, a lease, a bank statement entry. A description is not evidence.
- For anything called one-off, check several years of accounts, not just the most recent one. A cost that recurs even occasionally is an ordinary cost of trading.
- For family pay or related-party deals, ask what the role or the rate would cost at arm's length, and get that from an independent quote, not the seller's estimate.
- Separate costs that have genuinely stopped from savings the seller only expects you to make after completion, such as a vendor contract you intend to renegotiate. A future saving is not an add-back; it is a plan, and plans fail.
- Keep the reported figure, the seller's adjusted figure and your own tested figure visible side by side, so the gap between them is never quietly forgotten once a price is on the table.
What to do next
Do not negotiate from the adjusted figure a seller hands you. Build your own schedule, line by line, and only carry forward what survives a document. A US accounting and advisory firm that works on mid-market sales, CLA, reports from its own transaction work that "the most frequent QoE issue in middle-market transactions remains aggressive or undocumented EBITDA add-backs," and that in owner-run businesses the adjusted figure "can differ from reported EBITDA by 30–50% or more" (CLA, How a Sell-side Quality of Earnings Can Help Close a Business Sale). That gap is exactly where an unprepared buyer overpays.
Bring in an accountant to build or test the schedule before you agree a price on the strength of it, not after. Our due diligence checklist for a first acquisition sets out where the add-back schedule sits in the wider list of things worth checking before you sign anything. It also helps to put a disputed schedule in front of people who have tested one before and have no stake in the deal closing. That is a large part of what the Republic of Investors community exists for.
Common questions
Is an add-back the same as cash in the bank? No. It is a proposed adjustment to a profit figure, supported by whatever evidence sits behind it. Until you have checked that evidence, treat the adjusted figure as a claim rather than a fact.
Which add-backs do buyers push back on hardest? In practice, pay to family members who have no active role in the business and personal expenses run through the company face the most scrutiny, because they are the easiest categories to overstate and the hardest for a seller to document convincingly.
Can expected future savings count as an add-back? No. A genuine add-back relates to a cost that already existed and has already stopped. A saving you expect to make after completion, such as renegotiating a supplier contract or cutting a role, is a plan for the future, not an adjustment to the past, and it belongs in your own forecast, not the seller's schedule.
Why does a disputed add-back change the price by more than its own value? Because the adjusted profit figure is multiplied by a valuation multiple to produce the asking price. A disputed £10,000 add-back is not a £10,000 question; at a multiple of four or five times earnings, it is a £40,000 to £50,000 question.
What happens if a buyer rejects add-backs after a price was agreed in principle? It commonly leads to a renegotiation, sometimes called a retrade, where the buyer asks for a lower price once formal diligence shows the earnings do not support the figure first discussed. It is an uncomfortable conversation, but a far better one to have before completion than after.
This article is information and opinion, not investment advice. Private company investing is high risk. Make your own enquiries and take independent professional advice. Read the disclaimer