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Blackstone Leads $400 Million Private Loan For HVAC Firm Buyout

Reported by Bloomberg
Jul 23, 2026· 2 min read
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Key Takeaways
  • • Blackstone led a $400 million private loan facility to finance Harvest Partners LP's acquisition of Integra Testing Services, demonstrating the firm's continued expansion in private credit markets for sponsor-backed leveraged buyouts.
  • • Harvest Partners LP acquired HVAC-related testing services firm Integra Testing Services, with the transaction supported by Blackstone's debt capital, positioning the private equity sponsor to enhance operational capabilities in the HVAC sector.
  • • The transaction reflects Blackstone's strategic pivot toward larger private loan originations as alternative asset managers increasingly compete for yield in the private credit space, moving beyond traditional bank-led financing for mid-market acquisitions.
  • • Deal structure involved a private loan package rather than traditional syndicated bank debt, aligning with broader industry trends of alternative lenders filling financing gaps in sponsor-backed transactions.
Summary
Blackstone Inc. led a roughly $400 million private loan facility to support Harvest Partners LP's buyout of Integra Testing Services, according to multiple sources familiar with the transaction. The financing package demonstrates Blackstone's ongoing commitment to the private credit market, where the asset manager has substantially expanded its lending operations in recent years.

Integra Testing Services operates in the HVAC sector, providing testing and related services to customers in heating, ventilation, and air conditioning markets. The acquisition by Harvest Partners represents a continuation of private equity activity in the building systems and HVAC services verticals, sectors that have attracted significant sponsor interest due to recurring revenue characteristics and consolidation opportunities.

Blackstone's role as lead lender on the financing package underscores the firm's position as a major alternative credit provider. Rather than relying on traditional bank-led syndication, the transaction utilized private credit structures, reflecting broader market dynamics in which alternative asset managers have captured increasing share of mid-market leveraged finance. This approach provides sponsors with greater flexibility and alternative lenders with improved pricing relative to traditional banking channels.

The deal comes as major alternative asset managers, including Blackstone, have aggressively grown private credit franchises to capitalize on demand from institutional investors seeking yield in a higher-rate environment. Private loans for sponsor-backed acquisitions have become a core revenue driver for these platforms, complementing their equity investment activities and providing diversified return streams across capital structures.

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Sources

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AlphaMaven summarised this story from the reporting below. Each link opens the original article.

Bloomberg Blackstone Leads $400 Million Private Loan For HVAC Firm Buyout