Hg completes $6.4 billion acquisition of OneStream

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OneStream Announces Completion of Acquisition by Hg for $6.4 Billion

April 1, 2026 10:38 AM EDT

BIRMINGHAM, Mich., April 1, 2026 /PRNewswire/ -- OneStream, the leading enterprise Finance management platform that modernizes the Office of the CFO by unifying core Finance and operational functions including financial close, consolidation, reporting, planning and forecasting today announced the successful completion of its acquisition by Hg, a leading investor in European and transatlantic technology and services businesses. Minority investors include General Atlantic, a leading global investor, and Tidemark, a leading technology investment firm.

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