List of 1,265 Private Companies in Illinois

Name	Sector	Revenue $mlns	M&A Activity			Last 5 Years
Name	Sector	Revenue $mlns	Total	Buy	Sell	Last 5 Years
IRC Retail Centers LLC Private Oak Brook, Illinois, United States website	Real Estate	204	32	32	-
R.R. Donnelley & Sons Private Chicago, Illinois, United States website	Business Services	4,766	40	31	9
UL LLC (Underwriters Laboratories) Private Northbrook, Illinois, United States website	Safety/Security	-	27	26	1
LRS Private Morton Grove, Illinois, United States website	Environmental	-	23	23	-
Atkore International, Inc. Private Harvey, Illinois, United States website	Building Materials	1,400	25	20	5
Illinois American Water Co. Private Belleville, Illinois, United States website	Utilities	-	14	14	-
Motorola, Inc. Private Schaumburg, Illinois, United States website	Technology Hardware	-	20	13	7
CareerBuilder Private Chicago, Illinois, United States website	Staffing	-	18	11	7
Cresco Labs LLC Private Chicago, Illinois, United States website	Retail	-	11	11	-
R-T Specialty LLC Private Chicago, Illinois, United States website	Insurance	-	11	11	-
Athletico Physical Therapy Private Oak Brook, Illinois, United States website	Healthcare Services	-	11	10	1
Risk Placement Services, Inc. Private Itasca, Illinois, United States website	Insurance	-	9	9	-
Artex Risk Solutions, Inc. Private Itasca, Illinois, United States website	Business Services	-	8	8	-
Pavlov Media Private Champaign, Illinois, United States website	Communications	-	8	8	-
Kearney Private Chicago, Illinois, United States website	Business Services	-	7	7	-
BDO USA LLP Private Chicago, Illinois, United States website	Business Services	-	8	7	1

Try Mergr Free — Access the Full List Today

Find the Right Companies Fast.
Get Full Access. Cancel Anytime.

Unlimited Searches
Unlimited Profile Views
Build and Export Lists of

PE Backed Companies
Direct Investors & Acquirers
Advisors
Deals
& More

Try Free

What's Mergr?

Mergr was built to make it easy to understand who owns which companies — and how they got there.

Whether you're researching private equity-backed businesses, recent acquisitions, or potential targets, Mergr provides structured access to thousands of companies, investors, and ownership histories.

The platform is powerful but easy to use — so you can quickly surface relevant companies and move from research to action.

Mergr, the Easiest-to-Use PE
and M&A DB

Key Benefits

Stay informed on events in your industry
M&A research that takes seconds (not all afternoon)
Better understand your customers and prospects
Discover active buyers (or sellers)

Search

4.8K Private Equity Firms
214K M&A Transactions
216K Companies Involved in M&A
(Buyer, Seller, or Target)
3.8K M&A Advisors
(Investment Banks and Law Firms)
83K M&A Contacts
(PE and M&A Advisors)

What next?

Full access to Mergr's investor, acquirer, and transaction data starts here.