About Us
Our Primary Purpose
Over the years, we have found that a team approach can be an effective method of helping clients with a wide variety of needs as they navigate the complex world of insurance.
Finding Your Fit
We invite you to discover and experience the benefits of a diverse team with differing educational interests, experiences, and strategies.

One-size-fits-all doesn't apply when it comes to insurance, which is why every client gets our undivided attention. We take a proactive approach when helping you develop a strategy to address all your insurance needs.
We recognize that everyone encounters challenges along the way and strive to anticipate those situations as they occur. Our only goal is to keep you and your loved ones protected with the policies you need.
We invite you to check out all the material on our website. If something prompts a question, please send us a quick email or call our office. We look forward to speaking with you.
C.J. Diehl
Senior Account Manager
Hello! My name is CJ Diehl and I am excited to be joining Team Rosenberg. I can tell you that humility, communication, and transparency far outweigh a "know it all" mentality when it comes to most things in life, especially...
David Rosenberg
Founder & Agency Owner
I've been a local St.Charles resident for 20 years. Formerly a captive insurance agent for over 16 years, I am now looking to expand my offerings to my customers. My goal is to make sure my customers have the best coverage and best...
Edward Gudas
Senior Account Manager
630-576-0038
My approach to insurance is simple: find out what is import to you and get you the right coverage, at the right price. Insurance policies have many options, and I am here to help you make the best decision for your situation...