Mergers and Acquisitions January 8, 2026
Doeren Mayhew Acquires Lancaster & Reed in Florida
The top 50 accounting firm announced Wednesday that it added Key Biscayne, FL-based CPA firm Lancaster & Reed as of Dec. 17, 2025.
Mergers and Acquisitions January 8, 2026
HoganTaylor Merges in Hawthorn, Waymouth & Carroll in Louisiana
The top 100 accounting firm has expanded its footprint in Louisiana through a merger with Hawthorn, Waymouth & Carroll, a CPA firm based in Baton Rouge that provides audit, tax, and accounting services, effective Jan. 1.
Mergers and Acquisitions January 8, 2026
FustCharles Adds Stephen J. Flood CPA PLLC in New York
Syracuse, NY-based FustCharles, an INSIDE Public Accounting top 400 firm, has completed an M&A deal with Stephen J. Flood CPA PLLC, an accounting practice based in Latham, NY, effective Jan. 1.
Technology January 7, 2026
OneStream Acquired by Hg in $6.4 Billion Deal
London-based private equity firm Hg is buying enterprise finance management platform OneStream in an all-cash transaction valued at $6.4 billion, it was announced on Jan. 6.
Mergers and Acquisitions January 7, 2026
Aprio Merges in Two Oregon-Based CPA Firms
The top 25 firm has kicked off the new year by making its foray into the Pacific Northwest, announcing Jan. 7 that it has merged with two CPA firms in the greater Portland area: Delap LLP and Hoffman, Stewart & Schmidt PC.
Mergers and Acquisitions January 7, 2026
Sax Adds Scheidel, Sullivan & Lanni CPA and Sierra Financial Advisors
The top 75 accounting firm said Jan. 7 it has acquired Scheidel, Sullivan & Lanni CPA, while its subsidiary, Sax Wealth Advisors, acquired Sierra Financial Advisors, SSL's wealth management arm, effective Jan. 4.
Mergers and Acquisitions January 7, 2026
Mauldin & Jenkins Merges in The Prinzo Group in Georgia
The top 60 firm is expanding its Governmental Advisory practice through a merger with The Prinzo Group, a government-focused technology firm that specializes in system modernization, procurement, and policy implementation.
Mergers and Acquisitions January 7, 2026
SSC CPAs + Advisors Combines with Harrison Henderson in Oklahoma
Topeka, KS-based SSC CPAs + Advisors, an INSIDE Public Accounting top 400 firm by revenue, has merged with Harrison Henderson, a public accounting firm with offices in Oklahoma.
Mergers and Acquisitions January 6, 2026
Stephano Slack Combines with CL Rotz and Associates in Pennsylvania
The Wayne, PA-based accounting firm closed out 2025 by announcing it has merged in CL Rotz and Associates, an accounting firm based in Oreland, PA, effective Dec. 15.
Mergers and Acquisitions January 6, 2026
Capstone Adds North Star Tax & Accounting in Washington
Bend, OR-based Capstone Accounting and Tax said Dec. 29 it has added North Star Tax & Accounting, further expanding its presence in Washington state with locations in Snohomish and Lynden.
Mergers and Acquisitions January 6, 2026
Armanino Adds New York-Based Sales Tax Defense
Deer Park, NY-based Sales Tax Defense, a firm specializing exclusively in sales and use tax matters, has joined Armanino, the top 20 accounting firm said on Jan. 6.
Mergers and Acquisitions January 5, 2026
PKF O’Connor Davies Merges in Bowman & Co. in New Jersey
The top 30 accounting firm has expanded its presence in the greater Philadelphia metro area after merging with Bowman & Co., a CPA firm with three offices in southern New Jersey, effective Jan. 1.