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Blackstone Management Partners L.L.C. / Blackstone-affiliated private equity funds

Blackstone-affiliated funds agree to acquire Flow Control Holdings

September 10, 2026 press release Manager profile

Summary: Blackstone announced that private equity funds affiliated with Blackstone Capital Partners and Blackstone Energy Transition Partners entered into a definitive agreement to acquire Flow Control Holdings from Audax Private Equity. Audax is expected to retain a minority equity stake, according to the announcement.

Why it matters: The update may matter to due-diligence readers as a source-attributed industrial and data-center-infrastructure transaction signal, while the announcement should not be read as 9AT validation of transaction economics, AI-infrastructure demand, energy-efficiency claims, operating quality, or investment merit.

9AT filing context: Use only narrow public ADV/profile identity context: Blackstone Management Partners L.L.C. maps to CRD 289202 / SEC file 801-111810, CIK 1289036, and about $1.4T in ADV-reported profile scale. No 13F or Form 5500 context is recommended.

Summary

Blackstone announced that private equity funds affiliated with Blackstone Capital Partners and Blackstone Energy Transition Partners entered into a definitive agreement to acquire Flow Control Holdings from Audax Private Equity. The announcement says Audax will retain a minority equity stake and continue partnering with Blackstone and management.

This draft treats the Yahoo/Business Wire release as the controlling usable source because the verifier found body-level support there and did not recover a usable official Blackstone event page. Flow Control Holdings market descriptions, liquid-cooling claims, management quotes, Audax context, and growth language should remain attributed to the announcement rather than presented as 9AT conclusions.

Why it matters

For due-diligence readers, the useful signal is that Blackstone-affiliated private equity funds are publicly named in a definitive agreement to acquire a provider of engineered flow-control components serving data-center liquid cooling as well as food, beverage, and pharmaceutical markets. The item can help readers track Blackstone’s publicly disclosed private-equity transaction activity and the source package around an industrial infrastructure theme.

The signal is bounded. The source supports the named parties, definitive-agreement status, seller identity, Audax’s expected minority stake, and the release’s description of Flow Control Holdings. It does not independently validate transaction value, technology merit, customer demand, energy-efficiency outcomes, capacity expansion plans, operating performance, returns, or investment merit.

Source notes

9AT filing context

For identity and platform background only, public ADV/profile context reviewed by 9AT maps Blackstone Management Partners L.L.C. to CRD 289202, SEC file 801-111810, CIK 1289036, and about $1.4 trillion in ADV-reported profile scale.

That context is an identity aid only. It does not identify the specific Blackstone fund acquiring Flow Control Holdings, validate transaction economics, measure fund exposure, assess industrial demand, verify liquid-cooling or energy-efficiency claims, support operating prospects, or support any recommendation about Blackstone, Flow Control Holdings, Audax, or any investment strategy.

No 13F or Form 5500 context is recommended for this item. Public-equity holdings and employee-benefit-plan filings do not explain the private acquisition agreement, the underlying technology, customer demand, valuation, or expected outcomes.

What to watch

Watch for future Blackstone, Flow Control Holdings, Audax, regulatory, lender, or closing materials that confirm completion, identify the relevant vehicles more narrowly, describe governance or management changes, or provide later source-backed operating updates.

Future coverage should keep AI-infrastructure demand, liquid-cooling growth, energy-efficiency, capacity, customer, valuation, and return claims tied to fresh public sources rather than deriving conclusions from Blackstone filing context or from the announcement alone.

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