Alliance Technical Group completes two acquisitions: Interpoll Laboratories and Ace Environmental Consultants

December 8th, 2021 – Alliance Technical Group, LLC (“Alliance”), a Morgan Stanley Capital Partners (“MSCP”) backed company, has advanced their rapid growth trajectory by completing two new acquisitions during the past month. Alliance acquired Ace Environmental Consultants, LLC (“Ace”) and Interpoll Laboratories, Inc (“Interpoll”).  Ace, based in Tempe, AZ, provides stack testing and environmental consulting services while Interpoll, located in the greater Minneapolis, MN region, provides both stack testing and analytical services to a wide range of customers in their respective geographies.

Acquiring Ace and Interpoll adds to Alliance’s leading national stack testing footprint and increases the talent, equipment and other resources available to best service the Alliance customer base.  With over 800 employees and 31 offices located across the United States, Alliance is able to provide a host of value-added service offerings to their high quality and growing customer base.

“Our western expansion with Ace allows us to deliver on our quality and turnaround time commitment to our customers and adds to the largest stack testing operational team in the nation,” noted Alliance CEO Chris LeMay.  “With the addition of the talented team at Interpoll, we continue to expand our leading technical group for complex stack tests, fill a key geographic void, and bolster our internal and external analytical services business unit.  We continue to grow at a pace unmatched in this industry – all while keeping our focus on the key elements of consistent service, accurate solutions, and timely deliverables.”

About Alliance Technical Group

Headquartered in Decatur, AL, Alliance is a strategic and trusted partner to our customers, helping them achieve their environmental goals and is recognized as the premier technical solution provider for compliance and risk reduction.  With expertise in a variety of end markets, Alliance is focused on People, Process, and Technology to provide unparalleled response and service.

About Morgan Stanley Capital Partners

Morgan Stanley Capital Partners, part of Morgan Stanley Investment Management, is a leading middle-market private equity platform that has invested capital in a broad spectrum of industries for over three decades. Morgan Stanley Capital Partners focuses on privately negotiated equity and equity-related investments primarily in North America and 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. For further information about Morgan Stanley Capital Partners, please visit

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