PKF O'Connor Davies Acquires Topping Kessler & Company

PKF O'Connor Davies Acquires Rainer & Company

June 2, 2025

Accounting & Tax

PKF O'Connor Davies announced the addition of Philadelphia-area Rainer & Company into its national accounting, tax and advisory platform. The four-shareholder firm—with 25 staff—will expand PKF O'Connor Davies' regional presence and deepen capabilities across industries including construction, real estate, manufacturing and employee retirement plans.

PKF O'Connor Davies Acquires Wolf Maryles & Associates

January 1, 2026

Professional Services

PKF O'Connor Davies announced that Wolf Maryles & Associates will join the firm effective January 1, 2026. The integration adds a team of 11 professionals to PKF O'Connor Davies' New York City office and expands the firm's private client tax and wealth advisory capabilities, building on a recent strategic growth investment from Investcorp and PSP Investments.

Investcorp and PSP Investments Make Strategic Growth Investment in PKF O'Connor Davies

November 18, 2024

Accounting & Tax

Investcorp, in partnership with PSP Investments, made a strategic growth investment in PKF O'Connor Davies to provide capital for accelerated growth, increased M&A activity, technology investment and expanded service offerings. PKF O'Connor Davies will continue operating its attest and advisory practices through existing licensed entities while leveraging the strengthened balance sheet and investor resources to pursue expansion.

Doeren Mayhew Acquires TBK CPA, PLLC

November 17, 2025

Accounting & Tax

Doeren Mayhew has acquired Houston-based TBK CPA, PLLC, with the transaction effective Nov. 17, 2025. The acquisition adds nearly 35 employees and brings TBK partners into Doeren Mayhew's leadership team, strengthening Doeren Mayhew's Houston footprint and expanding its tax advisory capabilities.

Frazier & Deeter Acquires KMN CPA LLC

August 1, 2024

Accounting & Tax

Frazier & Deeter, a Top 50 accounting and advisory firm based in Atlanta, acquired KMN CPA LLC, a seven-person outsourced accounting and bookkeeping provider, effective August 1, 2024. The acquisition integrates KMN's team and capabilities into FD's service offering to expand outsourced accounting, bookkeeping and technology-driven financial solutions for clients.

Moss Adams Acquires Kurtz & Company, P.C.

September 28, 2022

Accounting & Tax

Moss Adams has entered into an asset purchase agreement to combine with Dallas-based Kurtz & Company, P.C. Under the agreement, Kurtz's founder David Kurtz and a team of 18 employees will join Moss Adams and Kurtz's client relationships will transition to Moss Adams effective December 1, 2022, strengthening Moss Adams' Dallas market presence and tax/accounting capabilities.