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Cornerstone

Ready the Stack Play: Tech Arbitrage Under Private Equity

Private equity isn’t just buying CPA firms. It’s rebuilding them—starting with the tech stack.

 By CPA Trendlines Research

From ERP systems to AI-powered audit tools, PE-backed accounting platforms are undergoing technology overhauls at a pace never before seen in the profession. The result is a widening gap between capitalized firms and traditional partnerships still running legacy software.

In CPA Trendlines’ benchmark dataset, independent firms average about 4% of revenue on technology, versus about 10% at PE-backed platforms.

MORE Cornerstone Reports | MORE Private Equity

The logic is clear: better technology means faster service delivery, lower costs, and more data-driven decisions. For private equity investors, that translates directly into EBITDA expansion—and higher exit multiples.

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BUSY SEASON MANAGEMENT

CPA Firms Show Signs of Profit Weakness, Even as Fees Strengthen

The Numbers Explain Why 2026 Feels So Difficult.

Revenue expectations held through the season, while profit expectations declined sharply, creating today’s widening margin gap. (CPA Trendlines Busy Season Barometer 2026)

By CPA Trendlines

Across every major metric, CPA Trendlines is finding the same pattern: Firms are doing more work and generating more revenue — but keeping less of it.

MORE Busy Season Barometer

The dynamic was unearthed in gory detail by the Busy Season Barometer. fron-inr \isteb=ning  from The Busy Season Barometer. The numbers through tax season didn’t break all at once. Instead, they had been drifting apart. READ MORE →

ARTIFICIAL INTELLIGENCE

K1x Secures $175 Million for Private Markets AI Tax Tech

With 41 million K1s a year, private markets tax reporting is now a $27 billion burden.

via Businesswire

K1x, an AI-native private markets tax data platform, is closing a $175-million growth investment led by Sumeru Equity Partners, with additional investment from current investor Edison Partners. Sumeru will become the majority shareholder as part of the transaction, while Edison’s participation marks its third investment in the business since 2022, as K1x enters the next chapter of its growth journey and accelerates its mission to digitize the K-1 ecosystem.

The deal was first reported by the Wall Street Journal, Sumeru Equity Buys Tax Tech Company K1x in $175 Million Private-Markets Expansion Bet

The investment comes at a pivotal moment as private markets expand beyond traditional institutional investors, driving a sharp increase in the volume and complexity of tax reporting—an estimated annual burden of $27 billion on the industry. The rapid growth of pass-through entities, including LLCs and S corporations, has intensified demand for Schedule K-1 creation and reporting, exposing long-standing infrastructure gaps. As expectations for timely, accurate, and compliant reporting rise, pressure is mounting across accounting firms, general partners, limited partners, and technology platforms alike.

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BUSY SEASON MANAGEMENT

Tax Season Leaves Accountants Drained, Disappointed

The 30-point swing: Accountants close the season feeling slightly negative, at minus 1.8, a collapse of more than 30 points.

The Busy Season Barometer Shows Exactly When—and Why.

By CPA Trendlines

After starting near historic highs, sentiment among tax professionals fell more than 30 points by April, as workload, client behavior and system failures overwhelmed expectations.

MORE Busy Season Barometer | Join the survey. Get the results

The 2026 tax season began with confidence.

By December, sentiment among tax professionals had climbed to a positive 29.8—the strongest reading in the CPA Trendlines Busy Season Barometer cycle. A majority expected better conditions. Few anticipated what came next.

By April, that optimism had vanished.

Accountant attitudes closed the season slightly negative, around -1 to -1.8, marking a swing of more than 30 points in four months.

It was one of the sharpest same-season reversals in the Barometer’s 24-year history, and it followed a pattern practitioners have seen before: expectations rising in the fall, then breaking under the weight of the season itself.

The difference in 2026 was the speed—and the causes.

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