Astorg, a private equity firm known for its commitment to environmental, social and governance (ESG) practices, has acquired the global microbiology business from Thermo Fisher Scientific. The transaction was announced on April 27, 2026, allowing Astorg to expand its portfolio into high-growth healthcare diagnostics.

AcquirerAstorg
TargetGlobal Microbiology Business from Thermo Fisher Scientific
Deal ValueUndisclosed
Type of DealAcquisition
Closing DateApril 27, 2026
Buy-Side AdvisorsNot disclosed
Sell-Side AdvisorsNot disclosed
Legal Buy-Side AdvisorsNot disclosed
Legal Sell-Side AdvisorsNot disclosed

Deal Mechanics

Astorg announced the acquisition of Thermo Fisher Scientific's global microbiology business on April 27, 2026. No financial terms were disclosed.

Strategic Rationale

The acquisition aligns with Astorg’s strategy to build a portfolio of companies that are leaders in their fields and contribute to the firm’s ESG goals. Thermo Fisher's microbiology business is recognized for its innovative technologies and services, which will complement Astorg's existing investments.

Financial Context

Astorg recently joined the Private Equity industry’s first-ever ESG Data Convergence Project alongside a milestone commitment of over 100 limited partners (LPs) and general partners (GPs). The firm's approach to integrating sustainability with investment decisions is expected to enhance value creation for both Astorg and its portfolio companies.

Outlook

Astorg’s acquisition of the global microbiology business from Thermo Fisher Scientific positions the private equity firm to capitalize on growth trends in healthcare diagnostics. The deal underscores Astorg's commitment to making strategic investments that align with long-term sustainability goals.