PE-backed ProAct buys Carbonair as an add-on

ProAct Services Corp, which is backed by Hammond, Kennedy, Whitney & Company, has acquired Carbonair. No financial terms were disclosed. Based in Roseville, Minnesota, Carbonair is a provider of water treatment equipment and systems.


Indianapolis, IN – ProAct Services Corporation (“ProAct”), a portfolio company of Hammond, Kennedy, Whitney & Company, Inc. (“HKW”) announced that it closed on the acquisition of Carbonair (“Carbonair” or “Company”) on December 22, 2015. Carbonair, headquartered in Roseville, MN, further expands ProAct’s capabilities in renting and selling specialized groundwater treatment equipment for the environmental, petroleum, and construction industries across North America. For additional information on the Company, please visit

Frank Smiddy, CEO of ProAct, stated, “This is a great opportunity to expand our ability to provide environmental air and water solutions across the United States.”

“Carbonair is an exciting addition to the ProAct business, which will further expand the company’s geographic footprint and service offering in environmental services,” said Mike Foisy, HKW’s Lead Operations Partner and Chairman of ProAct’s Board of Directors.

About ProAct – ProAct, headquartered in Ludington, Michigan, is an environmental treatment solutions provider focused on removing contaminants from water, air, and soil for clients across the United States and abroad. For additional information on the Company, please visit

About HKW – HKW is a private equity firm founded in 1903 with offices in Indianapolis and New York. Since 1982, HKW has sponsored 50 platform transactions of lower middle-market companies throughout North America, as well as 56 add-on acquisitions. For further information on HKW, please visit