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Our independent insurance agency is family owned and operated.

About Our Agency - Family Playing With Dog at Home

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At The Cornerstone Agency Inc., we care to deal with those we can also call our friends. We work for you.

Family owned and operated.

Here at The Cornerstone Agency Inc., our family-owned and operated business is proud to serve clients locally and across Illinois from our multiple office locations. Whether you are our next-door neighbors or live further away in the Prairie State, you can expect the same level of personalized service and solutions to help you protect what matters most.

We do the work for you.

You can count on us for the knowledge and experience you need along your insurance journey. That’s why we focus on being there for you, answering your questions, and addressing your concerns—so you can feel confident in your protection. We welcome the chance to help make your insurance process simple.

The Independent Agency Advantage

Here’s what makes our insurance agency different.

Personalized Solutions

Get the power of choice with insurance that’s designed for your unique needs.

Knowledgeable Service

We’ll be there for you with reliable service and support to help you make informed decisions.

Trusted Relationships

You can rely on us to simplify the insurance process and advise you on your insurance.

Find Your Coverage

We’re here to help you explore your coverage options.

Request Quote

Meet the Team

The people behind The Cornerstone Agency Inc.

Get to Know Us

Our Mission

At The Cornerstone Agency Inc., our team of trusted insurance professionals is committed to helping you find a policy that fits your needs, and is able to adapt as your operation adapts. We strive to be proud of our product, customer service, customer satisfaction, and fair competitive pricing.


Office Locations


Years in Business


Team Members

Our Team Has Your Back

We specialize in a variety of coverage options to meet your unique insurance needs.

Meet Our Team

The Cornerstone Agency Inc. is located in Tampico, IL, Morrison, IL, Princeton, IL, and Sterling, IL, and licensed in Illinois, IA, NE, MO, SD, MN, and WI.

Let’s Get Started

  1. Step 1Fill out the form.
  2. Step 2Review your options with us.
  3. Step 3Get the coverage you need.

Request an Insurance Quote

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Don’t like forms? Contact us at 815-438-3923 or email us.

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