Law Firm Private Equity: What a CFO Must Know Before Taking ABS Capital

In England and Wales, outside ownership of a law firm runs through the alternative business structure, the ABS, which the Solicitors Regulation Authority defines as a structure allowing non-lawyers to own or invest in law firms. The SRA's own data show how far it has travelled. Firms with an ABS licence rose from 791, or 8% of all firms, in 2017/18 to 1,257, or 14%, in 2023/24. The growth is steady rather than explosive, and it has continued every year in the series.

The licence has many uses, and private equity is only one of them. That matters for a CFO because the regulatory machinery is familiar and the legal route is proven. Taking investment is a question of structure, governance and approval, not of whether it is permitted. The structure already covers roughly one firm in seven.

Internationally, the pattern is similar but later. Arizona's alternative business structure programme oversaw 152 active licensed ABS entities as of 31 December 2025, more than a decade after the England and Wales market opened. That the English and Welsh market is far ahead is a reason for confidence about the legal route, and also a reminder that investors are now looking at the next set of targets: the mid-sized, regional and specialist firms that have yet to convert.

For the finance leader, the first decision is therefore not whether an ABS is possible but what the licence is for. Some firms convert in order to reward employees, others to pay for central functions and a few to open the door to investors. The reasons differ, and so do the governance, tax and exit consequences. Map your own purpose, the people who will own the shares and the approvals needed, and treat the licence application as a project with a plan, a budget and a named owner.

Preparation for the licence is also an opportunity to review governance. An ABS must have a compliance officer for legal practice and a compliance officer for finance and administration, and the firm's owners and managers are subject to approval. Those requirements force clarity about who is accountable for what. Many firms find that setting them out clearly before an investor arrives improves decision-making, and that it shortens diligence because the answers are already documented.

UK law has become one of the more active professional-services segments for private equity, though the pattern is changing. Legal Futures reports that PE invested an estimated £250m into UK law firms in 2025 and around £80m in early 2026, compared with the record £534m of 2024. Global Legal Post, citing the same investor data, put 2023 at £377m, so 2024 was a 42% jump. Total investment since 2019 now exceeds £1.5bn.

The falling cheque size sits alongside rising activity. Fifteen PE-backed legal transactions had been completed in 2026 by early May, against 12 in each of 2024 and 2025 and just four in 2021. By May 2026, eight or more active PE platforms were competing for quality targets across all regions. The picture is of investors doing more, smaller deals, with 2024 standing as a record year, not of capital leaving the sector.

One notable absence continues. Since DWF became the first UK top 100 firm to take private equity in 2023, none has followed. Investors appear to have concluded that the partnership dynamics and governance of the largest firms make them difficult targets, and that value lies in the scalable mid-market. That has two consequences for a CFO of a mid-sized firm: you are inside the investors' hunting zone, and your competitors for capital are the other mid-sized firms that platforms are consolidating.

The implication is that timing and positioning matter more than headline market size. With more platforms than a few years ago, sellers have a choice of bidders, but each platform has an acquisition thesis, such as a region, a practice area or a consumer segment. Learn which platforms are active in your segment, what they have paid, and which parts of your business fit their thesis. A firm that fits a thesis will receive better terms than one that must be explained.

A CFO should also read the competitive signal. When a platform buys a regional rival, it gains scale, central functions and a currency in the form of capital. Firms that remain independent will compete with that for clients, talent and acquisition targets. This is not an argument for selling, but it is a reason to have a considered view of your position before your region becomes dominated by one or two consolidators.

The Law Gazette reports that investors favour firms with repeatable revenue, scalable operational structures and flexible ownership models. Private equity has moved beyond high-volume areas such as personal injury and conveyancing into specialist, scalable practices. The common thread is predictability: recurring instructions, fixed-fee or productisable work, and operations that do not depend on any one partner's diary. That is the lens through which a bidder will read your accounts, not the partnership profit that your owners are used to.

That distinction is the most common source of friction in a sale. Advisers quoted by the Law Gazette note that partners point to strong profitability, but this is partnership economics, not corporate earnings, and that once drawings are replaced by market-rate salaries, much of the profit disappears. A bidder will rebuild earnings on that basis. If your valuation expectation rests on distributable profit before partner remuneration, the gap will appear in the first meeting, and it can sour the process.

Interest is high. The Law Gazette reports that some 70% of mid-sized firms surveyed had been contacted by a PE investor, and four in ten of those approached said they would be open to acquisition into a PE model. A firm that is approached has not been valued; it has been noticed. The important discipline is to answer an approach with a prepared view of earnings, growth plan and use of proceeds, so that the conversation is on your terms rather than the bidder's template.

The CFO's task is to produce an investor-grade picture before any bidder asks. That means a normalised profit and loss account with partners on market salaries, work-in-progress and billing lock-up analysed by matter type, client concentration, recurring versus one-off instructions, and a view of fee-earner utilisation. A quality-of-earnings review by an independent adviser costs money but removes surprises. It also forces the partnership to accept the real earnings base before it negotiates a price.

Normalisation is not only about partner pay. Bidders will look at lock-up, meaning the time between doing work and collecting cash, at write-offs, at the mix between fixed-fee and hourly work, and at the proportion of revenue from the largest clients. They will ask about professional indemnity claims history, the cost of run-off cover and any unfunded obligations to retired partners. Surprises here reduce price or end talks, so a pre-emptive review is cheap insurance.

Global Legal Post reports that PE-backed law firms have increased revenue by 30% since 2022, double the 15% achieved by the UK's top 50 firms, with the 12 PE-backed firms in the study reaching £780m of revenue. That is the headline that attracts partners, and it deserves attention. It suggests that capital, central functions and an acquisition pipeline can accelerate growth in a sector where many firms have grown slowly.

The comparison has limits. Twelve firms is a small sample, and PE-backed firms are chosen for growth potential before they are funded. Acquisitions contribute revenue that an organically growing firm would not show, and revenue growth says nothing about profit, cash conversion or client outcomes. A CFO should read the figure as evidence that the model can produce growth, not as a forecast for any particular firm. The right question is what share of that growth was organic and what it cost.

Our view is that the quality of the use of proceeds decides whether outside capital is accretive. Capital that funds technology, central operations and productised services builds earnings that partners alone would not have financed, and it can raise the firm's margin and its sale value. Capital that finances retiring partners' exits provides liquidity without building anything. Investors understand the difference, and will price the first more generously than the second. The matrix below sorts typical uses of proceeds by dependence on partner time and by potential return.

In practice, investors will ask for the plan before they set the price. Prepare a short, costed investment case with three or four initiatives, a baseline for each, expected benefits, and a timetable. Include the risks: technology adoption is slower than forecast, and productised services can cannibalise higher-margin hourly work. A realistic plan inspires confidence, whereas a vague promise to invest in technology invites the investor to write its own plan for you.

It is worth testing the investment case against alternatives. Debt can fund some technology spending at lower cost than equity, if the firm's cash flows are stable. Partners can also contribute capital through retained profits, albeit at the cost of current distributions. Outside equity makes most sense where the required investment is large relative to what partners will put in, where the pay-back is uncertain, and where the firm benefits from an investor's experience in building central functions.

Axiom Ince was not a conventional private equity platform; it was an acquisitive firm of the kind regulators call an accumulator. Its collapse nevertheless shapes how ownership transactions are viewed. The Law Society, summarising an independent review, says that by the time the SRA intervened in October 2023, around £64 million had been taken from Axiom Ince's client accounts, and that the SRA authorised the sales of two supervised firms to Axiom without serious due diligence into Axiom or the source of its funds.

The consequences continue. The Law Gazette reports that the collapse is expected to cost the profession an estimated £39m in compensation-fund payouts, and that an independent review recommended prioritising rule changes requiring mandatory notification of firm acquisitions. In May 2025 the Legal Services Board used its powers under the Legal Services Act to direct the SRA to identify risks linked to law firms' corporate structures and to sales, mergers and acquisitions, reporting regularly on its progress.

For a CFO, this means that the approvals landscape is tightening around ownership change. Expect closer questions about who the investors are, where their funds come from, who controls the firm after completion, and how client money is protected. Investors are aware of this, and the more institutional ones will welcome rigorous diligence because it protects their own position. A firm whose controls are evidenced will move faster than one that has to build the evidence during a live transaction.

The practical response is to prepare a regulatory pack alongside the financial one. It should cover the ownership and control structure after the deal, the roles of the compliance officers, client-account reconciliation and sign-off controls, insurance arrangements, and the history of any regulatory contact. Test it with the firm's own compliance and legal advisers before bidders see it. If the investor's funding structure includes layers that are hard to explain, simplify it before applying rather than hoping the regulator will accept complexity.

Client protection sits at the centre of the regulatory debate, so it should sit at the centre of your preparation. Reconciliation, segregation of duties, dual sign-off on transfers from client accounts, and prompt escalation of anomalies are basic controls, but they are also the points on which regulators and investors will test you. Internal audit evidence, not assurances, is what builds credibility, and a record of clean reconciliations is among the most valuable assets in any ownership discussion.

Headline price is the most visible term and often the least important. Partners who sell to a platform typically receive part of the consideration up front and reinvest part, so the value they eventually realise depends on the second sale as much as the first. The governance agreement determines who decides on budget, hiring, acquisitions and further borrowing, and how disputes are resolved. A strong price with weak governance protections can leave partners with the obligations of owners and the control of employees.

Law adds particular points. Fee-earners and partners are the firm's assets, so leaver terms, restrictive covenants and incentive plans need to be designed for retention without trapping people unfairly. Reserved matters should protect the firm's regulatory obligations, including the independence of professional judgement and the duty to the court, from commercial pressure. Client-money and conflicts policies must remain under the control of the compliance officers. These protections are partly regulatory requirements and partly negotiating positions, and the CFO should separate the two.

Investors also have legitimate interests in downside protection, reporting and exit rights. Expect a business plan with targets, monthly management information, covenants if debt is used, and a drag-along right when the investor eventually sells. Advisers quoted by the Law Gazette caution that private equity is predicated on business performance, which makes it a poor succession vehicle in itself. A partnership that wants a quiet retirement path should negotiate liquidity and timing with that in mind.

The table below summarises the terms we would examine first, what investors commonly seek, and what a CFO should protect. It is not legal advice, and each firm's position will differ. Use it to structure the instruction to solicitors and corporate finance advisers authorised by the Financial Conduct Authority where required. Insist that at least one adviser is paid for the quality of the deal rather than only for completing it, so that the incentives in the room are not all aligned with closing.

Incentives deserve the same care as price. After a deal, partners often become employees or shareholders in a more corporate structure, and their compensation shifts from sharing profit to a mix of salary, bonus and equity. If that shift is poorly designed, the firm can lose its best rainmakers or fee-earners at exactly the time the investor needs growth. Model the retention risk for the twenty people who matter most, and design incentives around them before the term sheet is signed.

The firms that obtain the best terms usually prepare for six to twelve months before approaching the market. They finish the financial normalisation, fix obvious control weaknesses, agree a strategy that partners genuinely support, and decide in advance what they will and will not accept. Starting the process with an unresolved partner disagreement is expensive, because investors read division as risk, and because the disagreement will resurface when the terms are hard.

The sequence matters. Begin with internal alignment on purpose and succession, move to a normalised earnings base and investment plan, and only then approach a small number of platforms and advisers. Test the regulatory route with the compliance team and take early advice on the ABS licence and the approval of new owners and managers. A competitive process with a limited number of well-selected parties usually produces better terms than a wide auction that signals desperation or a single negotiation that removes leverage.

Run the process like a project. Appoint a steering group with a CFO-led workstream for financial and regulatory evidence, a managing partner for the partnership and a corporate finance adviser for the market. Maintain a data room with version control, since bidders will ask for the same items repeatedly. Communicate with staff and clients at the right moments, and prepare for the most sensitive questions, such as what happens to partners' capital accounts, pensions and professional indemnity run-off.

Finally, keep options open. A firm that has done the preparation is better placed whichever way it decides, because the normalised accounts, investment plan and controls are useful for a bank loan, a partner buy-in or an internal succession scheme as well as for a sale. If the best conclusion is not to sell, the work will still have improved the business. If the best conclusion is to proceed, the firm will arrive at the table with evidence, alternatives and a clear view of what the capital is for.

Lastly, plan for life after completion. The first hundred days set the tone: a reporting rhythm, a budget process, a communication plan, and early wins from the investment programme. The CFO is usually the person who has to translate the investor's expectations into management information the firm can produce reliably. Agreeing the reporting pack and the definitions in advance avoids disputes later, and it shows the investor that finance is ready for the discipline that outside ownership brings.

Karter McKinley's Capital Raising work supports finance leaders in preparing the earnings base, investment case and regulatory evidence described here, and in running a structured process alongside FCA-authorised corporate finance advisers and SRA-regulated lawyers where required. This is information, not investment or legal advice, and we make no promises about valuation or outcome.