Blackstone Acquires Majority Stake in Emerson Climate Technologies (Rebranded Copeland)

Blackstone-led Consortium Acquires Emerson's Remaining Interest in Copeland

June 6, 2024

Manufacturing

Private equity funds managed by Blackstone, with investment from a wholly owned subsidiary of the Abu Dhabi Investment Authority (ADIA) and GIC, will acquire Emerson's remaining 40% interest in the Copeland joint venture (formerly Emerson Climate Technologies) for approximately $3.5 billion. The deal — in which Copeland will repurchase the seller's note — furthers Emerson's portfolio simplification and is expected to close in the second half of 2024, subject to regulatory approvals.

Blackstone Acquires Madison Dearborn's Remaining Stake in AIR Control Concepts

January 9, 2026

HVAC & Mechanical

Blackstone has acquired Madison Dearborn Partners' remaining equity stake in AIR Control Concepts, making Blackstone the sole institutional investor after an initial investment in July 2024. AIR founder and CEO Brad Hobbs and his family are reinvesting alongside Blackstone as the company pursues continued expansion—including opportunities in data centers and adjacent service areas—across 35 U.S. states and Canada with more than 38 operating companies and roughly 1,900 associates.

Emerson Acquires 7AC Technologies, Inc.

November 23, 2020

HVAC & Mechanical

Emerson has completed the acquisition of 7AC Technologies, a Beverly, Massachusetts-based startup that develops liquid desiccant air-conditioning technology. The deal expands Emerson's commercial and residential HVAC capabilities by adding 7AC's energy-efficient humidity and air-management solutions.

Blackstone and Madison Dearborn Invest in Air Control Concepts

July 15, 2024

HVAC & Mechanical

Funds managed by Blackstone have made an equity investment in Air Control Concepts alongside existing investor Madison Dearborn Partners and AIR's management team to support the continued growth of AIR's commercial HVAC solutions platform. Headquartered in Norfolk, Virginia, AIR will continue to be led by its existing management team, which retains a meaningful ownership stake; terms were not disclosed.

Blackstone Acquires Chamberlain Group from The Duchossois Group

November 3, 2021

Building Products

Private equity funds managed by Blackstone have completed the acquisition of Chamberlain Group from The Duchossois Group. The investment positions Chamberlain Group to scale its hardware and software-based connected access services (myQ) into broader commercial, industrial and automotive markets, while The Duchossois Group retains meaningful equity and board representation.

Olympus Partners Acquires Omega Environmental Technologies from AEA Investors

March 31, 2022

Automotive

Stamford-based private equity firm Olympus Partners has acquired Omega Environmental Technologies, a market-leading aftermarket distributor of climate control products and other mission-critical automotive components, from AEA Investors. AEA will remain a minority investor and retain a board seat; Omega is headquartered in Irving, Texas, operates 20+ distribution centers across the U.S. and Canada, and serves thousands of customers globally.