How Private Equity Buyers Actually Think About Your Business
Key Takeaways
- Private equity is the most common conglomerate-style acquirer in the middle market
- Platform deals and add-on deals are priced differently — often by a full turn of EBITDA or more
- Which one you are depends on your size, your management depth, and what the firm already owns
- Rollover equity can be worth more than the cash at closing, or it can be worth nothing
- The questions to ask about fund age, leverage, and the existing portfolio are entirely fair
A diagonal or conglomerate acquisition is a purchase outside the buyer's own industry. In the middle market, that description fits private equity almost perfectly. A PE firm buying a landscaping business, an HVAC contractor, and an accounting practice is not pursuing industrial logic. It is applying a financial model across sectors.
If your business produces somewhere between $500,000 and $5 million of EBITDA in a stable industry, you are inside the range a large number of firms actively search. Which means it is worth understanding how they think — not because they are adversaries, but because sellers who understand the model negotiate considerably better than sellers who do not.
The distinction that changes everything: platform or add-on
This single question determines more about your outcome than almost anything else, and most sellers have never heard it framed.
A platform is the firm's first investment in a sector. It becomes the base they intend to build on, acquiring smaller businesses and attaching them. Platforms need to be large enough to carry professional overhead, and they need management capable of absorbing other companies. In exchange, they command the highest multiples a PE buyer will pay.
An add-on (or bolt-on, or tuck-in) is a business acquired to fold into a platform the firm already owns. Your systems get migrated. Your back office is absorbed. Your brand may disappear. Because the buyer strips out cost, add-ons are typically bought at lower multiples than platforms.
The spread is not marginal. In many middle market sectors it is a full turn of EBITDA or more. On a business earning $1.5M, the difference between a 5x add-on and a 6.5x platform is $2.25 million.
Two things follow. First, you should know which you are before you negotiate — and the honest answer depends on your size, whether you have a management team that could run the business without you, and whether the firm already owns something in your space. Second, the same business can be an add-on to one firm and a platform to another. That is not a detail. It is a reason to run a process wide enough to find the buyer for whom you are the more valuable version.
What they are actually solving for
A PE firm is not buying your business to run it forever. The model is to acquire, improve, and sell again in roughly three to seven years, at a higher multiple or a higher earnings base, ideally both.
That timeline explains behaviour sellers often find puzzling. The intense focus on recurring revenue and customer retention is not about this year — it is about whether the business will be attractive to the next buyer. The insistence on management depth is not a comment on you. It is because a business that cannot run without its founder cannot be sold again in five years.
Their criteria are consistent: predictable cash flow, a defensible position in a market that is not shrinking, earnings that survive scrutiny, a business that runs on systems rather than one person, and a visible path to being worth more later.
Notice how much of that overlaps with what makes any business valuable to any buyer. Preparing for a PE buyer is not a special exercise — it is the ordinary exercise, done properly.
Rollover equity: the part that deserves real attention
Most PE offers to middle market owners include rollover equity — you keep a minority stake, typically 10% to 30%, in the business going forward.
The pitch is the "second bite of the apple." If the firm doubles the business and sells in five years, your retained stake could be worth more than your cash at closing. That genuinely happens, and for some sellers it has been the larger half of their total proceeds.
It is also the part of the offer sellers scrutinise least, which is backwards, because it is the part with the most variability. Cash at closing is cash. Rollover equity is a security with terms, and the terms decide what it is worth.
Questions worth asking before you value it at anything:
- Are you rolling into the same class of equity the sponsor holds, or something junior to it? If there is a preferred return ahead of you, your stake pays only after that preference is satisfied.
- How much leverage is being placed on the business? Debt service comes before equity value. A heavily levered deal makes your minority stake far more binary than it appears.
- What are your rights if they sell? Tag-along rights let you exit alongside them. Drag-along rights mean you can be compelled to. You want to understand both.
- Can your stake be diluted by later acquisitions or capital raises, and on what terms?
- What governance do you have — a board seat, information rights, anything — or are you a passive holder of a private security you cannot sell?
A useful discipline: decide whether the deal is acceptable on the cash alone. If the cash portion does not meet your needs, you are not selling a business — you are making a concentrated, illiquid investment in a company you no longer control, on terms someone else wrote. Rollover should be upside you are glad to have, not the load-bearing element of your retirement.
Fair questions to ask a PE buyer
Sellers are often reluctant to interrogate a sophisticated buyer. You should. These are ordinary questions and any credible firm will answer them.
Where is this fund in its life? A firm deploying a fresh fund behaves differently from one nearing the end of its investment period and under pressure to put capital to work — or one already past it.
Is this a platform or an add-on for you, and what happens to my team and brand? The answer shapes your employees' futures as much as yours.
What do you already own that touches my market? Sometimes an illuminating answer.
Can I speak with an owner who sold to you two or three years ago? A firm with good outcomes offers this readily. Hesitation is information.
The practical upshot
Private equity substantially widens your buyer universe, because these firms are not restricted to your industry. That is genuinely good news for owners who assumed a competitor was their only option.
But it is a professional counterparty running a repeatable model against an owner doing this once. The way that asymmetry is closed is preparation, competitive tension, and knowing what the terms actually mean.
Related reading: why a competitor may bid higher, how earnouts are structured and where they go wrong, and what makes a business sellable in the first place.
If a private equity firm has approached you, understanding whether you are a platform or an add-on is the first thing worth establishing. We can help you work that out.
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