Illinois Alliance Insurance Agency, Inc.

Comprehensive Personal & Business Insurance Solutions Throughout Illinois Since 1998

1998
Established
25+
Insurance Companies
50+
Years Combined Experience
8
States Licensed
5
Office Locations

Exceptional Expertise

Your Trusted Illinois Independent Insurance Agency

From our roots in Marengo, Illinois Alliance Insurance Agency has been a cornerstone of the community since 1998. We're not a faceless call center — we're your neighbors. When you walk through the door of any one of our 6 Illinois locations, you'll be greeted by name.

Whether it’s for your business or your family, you deserve a plan that actually fits. As an independent agency, we aren't tied to one carrier—we represent over 25. That gives us the freedom to shop the market to find you the right coverage at a competitive price.

With 50 years of combined experience, we navigate the complexities of insurance so you don't have to. From your home and auto to life and health, we don't just sell policies—we protect them like they’re our own. Call, visit, or click today to experience insurance with a personal touch.

Our Locations

Proudly serving communities across Illinois

Marengo Office
📍1071 E Grant Hwy
Marengo, IL 60152
(815) 568-7560
🕐Monday – Thursday: 9:00 AM – 5:00 PM
🕐Friday: 9:00 AM – 4:00 PM
Park Ridge Office
📍PO Box 229
Park Ridge, IL 60068
(847) 226-8561
🕐Monday – Friday: 9:00 am–5:00 pm
Orland Park / Tinley Park Office
📍16555 108th Ave
Orland Park, IL 60467
(708) 758-4268
🕐Monday – Friday: 9:00 am–5:00 pm
McHenry Office
📍104 S. Curran Rd.
McHenry, IL 60050
(815) 385-7555
🕐Monday – Friday: 9:00 AM – 5:00 PM
Woodstock / Wonder Lake Office
(815) 795-0395

Ready to Save on Insurance?

Let us compare rates from dozens of carriers to find your best deal. No obligation, no pressure.