Alliance Is Acquired by Blackstone

Industrial

Alliance, a portfolio company of Morgan Stanley Capital Partners, sale to Blackstone


Summary

Alliance Technical Group (“Alliance,” “ATG” or the “Company”), a portfolio company of Morgan Stanley Capital Partners, has been acquired by funds affiliated with Blackstone Energy Transition Partners and other Blackstone funds (“Blackstone”). Terms of the transaction have not been disclosed.

Baird served as financial advisor to Alliance on this transaction.

About

Alliance is the premier environmental services and solutions company dedicated to helping facilities achieve their environmental goals and navigate regulatory changes through the Company’s On-site Testing and Monitoring, Environmental Compliance and Laboratory Testing and Analysis offerings. Driven by innovation, committed to service and focused on client success, ATG delivers on the promise of responsiveness, reliability and results. Alliance is headquartered in Decatur, Alabama.

Morgan Stanley Capital Partners, part of Morgan Stanley Investment Management, is a leading middle-market private equity platform established in 1986 that focuses on privately negotiated equity and equity-related investments primarily in North America. Morgan Stanley Capital Partners seeks to create value in portfolio companies primarily in a series of subsectors in the business services, consumer, healthcare, education and industrials markets with an emphasis on driving significant organic and acquisition growth through an operationally focused approach. Morgan Stanley Capital Partners is based in New York, New York.

Blackstone is the world’s largest alternative asset manager. Blackstone seeks to deliver compelling returns for institutional and individual investors by strengthening the companies in which the firm invests. Blackstone’s over $1.2 trillion in assets under management include global investment strategies focused on real estate, private equity, credit, infrastructure, life sciences, growth equity, secondaries and hedge funds. Blackstone Energy Transition Partners is Blackstone’s strategy for control-oriented equity investments in energy-related businesses, a leading energy investor with a successful long-term record, having committed over $27 billion of equity globally across a broad range of sectors within the energy industry. Blackstone is headquartered in New York, New York.
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Industrial

Alliance, a portfolio company of Morgan Stanley Capital Partners, sale to Blackstone

Date
January 2026
Company
Alliance Technical Group
Transaction
M&A - Sellside
Sectors
Industrial
Verticals
Testing, Inspection, Certification & Compliance ("TICC")
Target Geography
North America
Acquiror Geography
North America

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