May 7, 2026
For more than two decades, co-owners of a Midwest-based environmental demolition and remediation company built their reputation one handshake and project at a time. One of those owners immigrated to the United States to start a new life, spent years learning the industry, and then had the opportunity to become a partial owner in a company. Starting from the ground up, the two grew their firm into a trusted name in a demanding, relationship-driven industry. Theirs was the kind of business that wins repeat work because they consistently delivered.
By 2025, 26 years after they started this journey, they were ready for the next chapter. But they weren’t just looking for a clean exit. They wanted liquidity, recognition of what they’d built, and a partner who would carry the business forward with the same commitment they had brought to it every day.
That’s what they ultimately achieved in this transaction.
The transaction closed in March of 2026 at a total potential value of up to $20.5 million, including contingent earnout consideration and before transaction expenses and taxes. The structure was thoughtfully designed to balance immediate liquidity with long-term upside for the sellers:
The buyer was a long-term hold private equity firm — not a strategic acquirer looking to integrate and rationalize, but an operator-focused investor that explicitly intended to grow the business and hold it indefinitely. The new company was structured as a clean asset purchase, giving both parties a fresh start with no inherited liabilities.
The deal structure tells an important story about what sellers may be able to achieve when they approach the process strategically.
The cash at close gave the sellers meaningful financial security and a genuine liquidity event. The equity rollover kept them invested in the upside they believed was still ahead, and the earnout created an additional potential $4.3 million opportunity subject to the terms and conditions of the earnout, tied directly to the performance of a business they know better than anyone.
Importantly, both sellers retained employment agreements with the company. This wasn’t a handshake goodbye deal. It was a structured transition that keeps their expertise in place while the new ownership team prepares for the next phase of growth.
Perhaps the most instructive element of this deal isn’t the dollar figures; it’s the buyer selection. The acquiring firm is a self-described long-term hold investor. They were explicit about their intention: they bought this business because they believe it’s something special, and they want to help it grow moving forward.
That posture — patient capital, operational partnership, emphasis on preserving culture and customer relationships — is exactly what the sellers were looking for. They weren’t optimizing purely for price. They were optimizing for fit.
The result is a true partnership: the sellers retained a meaningful ownership stake, continue to contribute to the business they built, and have a clear path to additional financial upside through the earnout structure.
This transaction highlights several themes we see consistently in well-structured exits:
Rollover equity creates alignment. Retaining a minority stake alongside a PE buyer isn’t a concession, it’s a feature. It signals seller confidence and creates shared incentive to grow the business post-close.
One major factor that can differentiate a $10 million transaction from a potential $20 million one in a service-based business is the presence of contracted recurring revenue. Buyers, whether private equity groups, strategic acquirers, or long-term holding companies often pay a premium for predictable cash flows. A business with a book of multi-year service contracts or master service agreements is fundamentally more valuable than one that relies on one-off project work, even if the revenue looks the same on paper.
Here’s why buyers care so much about contracts:
For owners of service-based businesses, the window before a sale is the time to renew expiring agreements, formalize verbal relationships, and push for multi-year terms wherever possible. Even a 12- to 24-month runway of contracted work can meaningfully move the needle on your valuation.
Earnouts can extend value. When structured carefully, earnout provisions allow sellers to participate in near-term growth that the business was already positioned to achieve. The key is ensuring the mechanics are clear and the measurement period is well-defined.
Cultural fit matters as much as valuation. The sellers in this deal found a buyer whose philosophy matched their own. Long-term hold investors operate differently than firms planning a quick flip, and for many founder-operators, that distinction is worth real money.
Environmental services is a specialized industry that demands deep expertise, strong customer relationships, and operational discipline. The owners of this business built all three over many years. This transaction validated that work — and set the stage for the next chapter of growth.
At Mariner, our job is to help business owners find not just a buyer, but a buyer aligned with their goals and priorities. Deals like this one show what’s possible when structure, terms, and partnership philosophy come together.
Interested in exploring what your business could be worth? Contact our team to request a confidential consultation by emailing us or calling 203-285-6190
Disclosure: This case study is presented for illustrative purposes only and does not constitute a guarantee of future results. Past transaction outcomes are not indicative of future performance. Each transaction is unique and subject to a variety of factors, including market conditions, business characteristics, buyer dynamics, and timing. Accordingly, there can be no assurance that a disciplined M&A process will result in a completed transaction or achieve any specific valuation, structure, or outcome. Some engagments may result in lower valuations, restructured terms, or no transaction at all.
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