Blackstone Majority Stake Acquisition of CMIC Co

SGS Acquires CMIC, INC. to Expand Bioanalytical Testing Capabilities in North America

June 3, 2026

Healthcare Services

SGS, a testing, inspection and certification company, has acquired CMIC, INC., a Chicago-based provider of bioanalytical testing services. The deal expands SGS’s North American capabilities for supporting pharmaceutical and biotech manufacturers across pre-clinical and clinical phases, including complex modalities such as biologics, gene therapies and oligonucleotides. Financial terms were not disclosed.

Tigermed Acquires Japanese Imaging CRO Micron, Inc.

July 29, 2025

Healthcare Services

Tigermed has completed the acquisition of Tokyo-based imaging CRO Micron, Inc., integrating Micron into Tigermed Japan to strengthen medical imaging capabilities. The acquisition expands Tigermed's coverage across Japan and the Asia-Pacific region and adds Micron's imaging expertise, client relationships and clinical trial services to Tigermed's global network.

Blackstone to Invest in Citrin Cooperman in Definitive Deal

January 9, 2025

Accounting & Tax

Citrin Cooperman Advisors announced a definitive agreement for a significant investment from private equity funds managed by Blackstone. Blackstone will acquire its stake in Citrin Cooperman from New Mountain Capital, with terms not disclosed.

Blackstone Acquires Majority Stake in Citrin Cooperman

January 8, 2025

Accounting & Tax

Blackstone is acquiring a majority stake in US accounting firm Citrin Cooperman in a deal reported to value the firm at roughly $3.2 billion. The private equity firm will keep its economic stake below 50% through smaller investors to address regulatory concerns; Citrin Cooperman partners will roll over most of their ownership while realising some proceeds, and New Mountain Capital — the prior investor — will sell down its stake.

Blackstone Acquires Majority Stake in Sony Payment Services

December 22, 2023

Payments & Fintech

Private equity funds managed by Blackstone signed a definitive agreement to acquire a majority (reported ~80%) stake in Sony Payment Services Inc. from Sony Bank (part of Sony Group), with Sony Bank retaining a minority roll‑over. The deal — reported at roughly $280 million for an 80% stake — marks Blackstone's first investment in Japan's fintech/payments sector as it seeks to expand its Japan private equity portfolio and support SPSV's growth through technology and talent investment.

Investcorp Acquires Majority Interest in CM Investment Partners

June 30, 2019

Financial Services

Investcorp Credit Management US LLC agreed to acquire a majority ownership interest in CM Investment Partners LLC (CMIP) from funds managed by Cyrus Capital Partners and Stifel Venture Corp, with CMIP co‑CIOs Michael Mauer and Christopher Jansen retaining a minority stake. Simultaneously, Investcorp BDC Holdings Limited entered a stock purchase agreement to acquire up to 10% of CM Finance Inc. over a two‑year period; the transaction was expected to close in Q3 2019 subject to customary regulatory approvals.