What Is Entrepreneurship Through Acquisition (ETA)?

A plain-English guide to one of the most compelling and least understood paths in modern business.

Most people who want to run a business assume there is only one way to get there: build one from scratch. Find an idea, raise capital, hire a team, and hope the market wants what you are selling. It is a romantic notion, and for a small number of people it works spectacularly. For most, it does not.

Entrepreneurship through acquisition, or ETA, is a different path. Instead of building a business from nothing, you buy one that already exists. One that already has customers, revenue, staff, and a track record. You step in as the owner-operator, improve it, grow it, and eventually sell it. The risk profile is different. So is the nature of the work.

This article explains what ETA is, how it works, who it is for, and why it has attracted academic attention and a growing community of practitioners on both sides of the Atlantic.

The Core Idea

The central insight behind ETA is simple. Every year, thousands of profitable, well-run small and medium-sized businesses come to market because their owners are ready to step away. These are not failing companies. They are businesses with decades of operating history, loyal customer bases, and genuine cash flow. The owners are retiring, moving on, or simply ready to hand over the reins.

The problem is that most of these businesses are too small for private equity firms, who have minimum deal sizes to satisfy, and entirely uninteresting to venture capital, which is looking for exponential growth, not steady profitability. A business turning over £2 million a year with healthy margins and a full order book is, in most institutional eyes, invisible.

ETA exists to close that gap. A buyer with the right skills acquires the business, operates it professionally, and takes on the work of running and improving it. The seller gets a clean exit, and the buyer takes on ownership of an established business.

Why the Opportunity Exists: The Succession Gap

The opportunity is not a niche quirk. It is structural, and it is large.

In the UK alone, there are approximately 5.5 million SMEs. A significant proportion are owner-managed businesses founded in the 1970s, 1980s, and 1990s, whose owners are now in their 60s and 70s. Many have no natural successor within the family. Many have never engaged a broker or considered a formal sale process. Some do not know what their business is worth, or who might buy it.

This creates what practitioners call the succession gap: a large pool of profitable businesses that need a transition but lack a clear path to one. The demographic pressure behind this is not going away. It is, if anything, accelerating.

For buyers with the skills to identify, acquire, and operate these businesses, this is a sizeable market. The competition for deals at the lower end is a fraction of what it is in mid-market private equity. Sellers are often motivated by factors beyond price. And the businesses, precisely because they have not been professionally managed or modernised, frequently carry operational improvement potential.

The Main Models of ETA

ETA is not a single approach. There are several distinct models, each with different capital structures, timelines, and investor dynamics.

Traditional Search Fund

The traditional search fund model originated at Stanford Graduate School of Business in the 1980s. A searcher, typically an MBA graduate or experienced professional, raises a small amount of capital (the "search capital") from a group of investors to fund a dedicated search period, usually 18 to 24 months. During that time, the searcher identifies and evaluates acquisition targets. When a suitable business is found, the same investors are given the right of first refusal to fund the acquisition itself.

In return for their search capital and the risk they bear during the search phase, investors receive preferential terms at acquisition: a step-up on their initial investment and pro-rata rights in the deal. The searcher typically receives a salary during the search period and earns a meaningful equity stake in the acquired business over time, subject to performance.

This model has been extensively studied. Stanford's 2024 Search Fund Study, which tracks nearly 700 funds since 1984, reports an aggregate pre-tax IRR of 35.1% and an aggregate MOIC of 4.5 times across all funds. These are historic figures from the study population and are not a guide to the outcome of any individual deal.

Self-Funded Search

The self-funded (or independent) search model follows a similar process but without the institutional search capital. The buyer funds their own search period, which means they operate with more personal financial risk but retain more equity and autonomy. They are not beholden to a group of search capital investors and can move faster when they find a target.

Self-funded searchers typically work with smaller deal sizes and are often more focused on cash flow from day one, since they do not have a salary underwritten by institutional capital during the search. The 2023 Search Investment Group study of self-funded searches, a US dataset, reported a capital loss rate of 5%. One European nuance is worth noting. That figure reflects US deal structuring, where self-funded acquisitions rely heavily on government-backed SBA (Small Business Administration) loans. There is no direct UK or European equivalent, so self-funded deals here are typically financed through commercial bank debt, seller notes, and personal capital.

Independent Sponsor

The independent sponsor model is closer to private equity in structure. The buyer identifies an acquisition target first, then goes to investors to raise the capital needed to close the deal. There is no pre-committed pool of capital and no search salary. The buyer earns deal-by-deal economics: a transaction fee at close and carried interest on profits.

This model requires a strong existing network and considerable credibility with investors, since capital must be raised deal by deal. It is more common among experienced operators and former private equity professionals than among first-time buyers.

Fundless Sponsor and Buy-and-Build

A variant of the independent sponsor model, the buy-and-build approach involves acquiring a platform business and then using it as a vehicle for further acquisitions in the same sector. The goal is to create value through consolidation: combining multiple smaller businesses into a larger entity that commands a higher exit multiple. This model is closer to traditional private equity but is pursued by individual operators rather than fund structures.

The ETA Process: From Search to Exit

Regardless of the model, the ETA journey follows a broadly consistent arc.

1. Preparation. Most serious buyers spend time before beginning their search developing a clear acquisition thesis: what sector they want to focus on, what business characteristics they are looking for, and what they bring as an operator. A vague mandate produces a vague search.

1. Deal sourcing. Finding the right business is the hardest part of ETA. The best opportunities are rarely on a broker's website. They come through direct outreach to business owners, relationships with accountants and solicitors who advise SME clients, and platforms built specifically for the ETA market. Sourcing is a volume game with a quality filter: most buyers speak to hundreds of businesses before finding the right one.

1. Evaluation and due diligence. Once a target is identified, the buyer conducts detailed financial, commercial, and operational due diligence. In owner-managed businesses, this means looking beyond the headline numbers. Management accounts may not reconcile cleanly. Key relationships may be personal to the founder. Customer concentration may be higher than it appears. Understanding the true quality of the business, not just the reported numbers, is the central skill in ETA.

1. Deal structuring and financing. A typical SME acquisition is financed across multiple tranches: senior bank debt (usually 50 to 60% of the deal), a seller loan note (10 to 20%), and equity from the buyer and investors (the remainder). The precise structure varies by deal size, lender appetite, and negotiation. The equity layer is where investors participate and where outcomes, positive or negative, are ultimately felt.

1. Acquisition and transition. Closing a deal is not the end. The post-acquisition transition, particularly the handover from the founding owner, is one of the highest-risk phases of the entire process. Managing staff expectations, retaining key customers, and understanding the operational nuances of the business all require careful attention in the first six to twelve months.

1. Operations and value creation. The hold period, typically five to seven years, is where the real work happens. Professionalising management, improving margins, investing in systems, and in some cases pursuing add-on acquisitions are the primary levers of value creation.

1. Exit. Most ETA transactions exit via a sale to a strategic buyer or a private equity firm. The exit multiple relative to the entry multiple, combined with earnings growth during the hold period and the effect of leverage on equity, determines the ultimate outcome for investors.

Who Pursues ETA, and Why

ETA attracts a particular type of person. Not someone who wants to sit in a large corporate structure waiting for a promotion, but equally not someone who wants to build a startup from zero with all the uncertainty that entails. ETA buyers are typically operators at heart: people who want to run something, make decisions, and be accountable for the outcome.

The backgrounds vary. Former management consultants, banking professionals, and experienced operators from industry are all well represented. What they share is a combination of commercial acumen, interpersonal credibility (essential for convincing sellers and lenders alike), and the willingness to take on personal and financial risk in pursuit of ownership.

The appeal is straightforward. ETA offers a route to business ownership that does not require a breakthrough product idea or ten years of grinding through a startup. It offers a salary from day one post-acquisition, meaningful equity, and the chance to build on an existing foundation. It also carries real risk, including the loss of invested capital, and the demands of running a business day-to-day.

The Investor Perspective

ETA is also studied as an asset class, not only as a career path. The structure has particular characteristics that distinguish it from other forms of private investment. Because the businesses being acquired already have established revenues, customer relationships, and cash flow, the risk profile differs from that of early-stage investing. This does not remove risk: SME equity is illiquid, individual businesses can underperform or fail, and the use of acquisition debt increases the sensitivity of equity to changes in performance.

The contrast with venture capital is often drawn. In venture capital, a large majority of investments fail to return capital, and the model depends on a small number of exceptional outcomes to drive portfolio returns. In ETA, the starting point is a functioning business with existing cash flow. Growth can improve the outcome, but the model does not depend on exceptional growth in the same way.

Historically, the main barriers to investor participation have been access and scale. Deal flow is relationship-dependent, minimum commitments in direct transactions are high, and building a diversified position across multiple deals requires significant capital. Platforms and co-investment structures have emerged in response, though the characteristics and risks of any individual opportunity vary considerably.

ETA in the UK and Europe

ETA originated in the United States and remains more developed there in terms of infrastructure: institutional search capital, dedicated lenders, broker networks, and alumni communities. Stanford and Harvard Business School have engaged with the model for decades, and the academic literature is extensive.

In the UK and Western Europe, the ecosystem is less mature but growing quickly. The succession gap is at least as large as in the US. The underlying business quality is comparable. But the infrastructure, the networks of capital providers, specialist advisers, and deal sourcing platforms, has lagged behind.

The European model is now well documented. Since 2011, IESE Business School in Barcelona has tracked search funds outside the US and Canada in partnership with Stanford, publishing its own biennial study. The 2024 edition covers 320 international search funds across 40 countries and reports an aggregate pre-tax IRR of 18.1% and an aggregate ROI of 2.0 times. These figures sit below the US numbers, largely because the model is younger outside North America and holding periods are shorter, with relatively few exits recorded so far. As the European cohort matures, the data will give a fuller picture. As with all such figures, they describe a historic study population and are not a guide to any individual outcome.

Search fund activity in Western Europe has grown over the past five years. A number of dedicated capital providers have emerged. Business schools are beginning to engage with ETA as a serious career pathway. And the deal flow has historically been priced more keenly than in the US, partly because competition is lower and partly because European sellers have had fewer acquisition channels to choose from.

The Bottom Line

Entrepreneurship through acquisition is not a shortcut. It requires real skills, genuine risk tolerance, and the ability to operate a business day-to-day. It is a model with a four-decade history and an extensive academic literature behind it.

For operators who want to own and run a business, it offers an alternative to building from scratch. For the many business owners who need a succession solution, it provides a route to a transition. And for those studying private markets, it is a well-documented part of the landscape.

The businesses exist in large numbers. The academic record is established. What the market has needed is better infrastructure to connect buyers, sellers, and capital, and that infrastructure is now being built.

Sources

UK SME population: Department for Business and Trade, Business Population Estimates for the UK and Regions 2024, published 3 October 2024. Reports 5.5 million private sector businesses at the start of 2024, of which 99.8% are SMEs. www.gov.uk/government/statistics/business-population-estimates-2024/business-population-estimates-for-the-uk-and-regions-2024-statistical-release

Traditional search fund returns (35.1% aggregate pre-tax IRR, 4.5x MOIC, funds tracked since 1984): Kelly, P. and Heston, S., 2024 Search Fund Study, Stanford Graduate School of Business, Center for Entrepreneurial Studies, 28 June 2024 (Case E-870). www.gsb.stanford.edu/faculty-research/case-studies/2024-search-fund-study

Self-funded search capital loss rate (5%, US deals): Search Investment Group, 2023 Self-Funded Search Study, 2023. searchinvestgroup.com/study

International and European search fund returns (2.0x aggregate ROI, 18.1% aggregate pre-tax IRR, 320 funds across 40 countries outside the US and Canada): Kowalewski, A-S., International Search Funds 2024: Selected Observations, IESE Business School International Search Fund Center, in collaboration with Stanford Graduate School of Business, 2024 (Ref. ST-658-E). www.iese.edu/media/research/pdfs/ST-0658-E

Past performance is not a reliable indicator of future results. The value of investments can fall as well as rise and you may get back less than you invest.

Alexander Kalis is the Founder and CEO of Archimax Global Solutions (archimax.solutions). Archimax is an information and deal-discovery platform for the entrepreneurship-through-acquisition and search fund community, at archimax.io.