Katz, Sapper & Miller, a Top 50 Firm based in Indianapolis, has added an investment banking practice by acquiring Charter Capital Partners in Grand Rapids, Michigan.

Lucas Horsfall integrated Gettleson, Witzer & O'Connor of Encino, California. Wilson Lewis merged in Alexander, Almand & Bangs of Gainesville, Georgia.

Plus, Emburse announces Invoice Tax Validation; TaxStatus releases tax prep checklist, tax return history; and other accounting tech news and updates.

An increase in private equity acquisitions has made odd bedfellows of once-disparate, competing accounting firms.

The Top 25 Firm based in New York has merged in a digital marketing and growth advisory firm based in Metairie, Louisiana.

The merger will grow the Top 50 firm's footprint in the Atlanta metropolitan area.

Platform Accounting Group, based in Holladay, Utah, has added Riibner and Associates, based in Kensington, Maryland, in the latest of a string of M&A deals.

The Top 100 Firm based in Dallas acquired an Indianapolis firm that specializes in fractional CFO and financial advisory services.

The Top 25 Firm is buying an advisory firm based in Washington, D.C., that specializes in outsourced accounting solutions.

The Top 25 Firm based in New York is expanding its presence in the Sunshine State by buying a firm in Hollywood, Florida.

The Top 100 Firm based in Atlanta has acquired one of the largest locally owned public accounting firms in South Carolina.

SSC CPAs + Advisors in Kansas and Harrison Henderson in Oklahoma will merge.

The Top 50 Firm based in Troy Michigan, has acquired a firm in Key Biscayne, Florida, expanding its presence in the Sunshine State.

The Top 75 Firm has acquired Scheidel, Sullivan & Lanni CPA, while its subsidiary, Sax Wealth Advisors, acquired Sierra Financial Advisors.

The Top 25 Firm based in Atlanta is expanding into the Pacific Northwest by adding two firms in the Portland, Oregon, area.

Corporate performance management solutions provider OneStream has agreed to be acquired by Hg Capital, a technology investment firm.

Mauldin & Jenkins merged in the Prinzo Group; and Schell & Hogan joined Symphona.

Wolf & Co., a Top 75 Firm based in Boston, has acquired the Kafafian Group, a bank consulting firm in Bethlehem, Pennsylvania.

The PE-backed accounting platform has added Tyler, Texas-based Gollob Morgan Peddy, further expanding its footprint in the Southwest.

The Top 25 Firm has acquired a Regional Leader headquartered in Minneapolis, effective Jan. 1, 2026.