USA Insulation, 3438 N Seeley Ave, Chicago, IL 60618, US

Formed in 1994, Keystone Capital Inc. is a private equity investment firm that manages in excess of $100 million in committed capital. It acquires and builds a portfolio of high quality mid-sized businesses which are leaders in their niche markets. Looking for companies only in the United States, the company wants only private, family owned businesses or corporate divestitures as seller types. The transaction type it follows includes sales of closely held businesses, industry consolidations, corporate divestitures and some special situations. The current investments of Keystone Capital Inc. include companies like Atlas Die LLC, Vista, Rocore, Capsa Solutions, Controlled Products LLC, Keystone and Craft Crest Investment Ratings.