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Meet the Team

Our independent insurance agents have extensive experience and certifications that you can trust.
We aren't tied to any one agency like the big insurance companies, so we can make sure you are getting the very best plan for the lowest price.  

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Jim Stone


Jim is the president and founder of Cornerstone Preferred Insurance in Glendale and Santa Clarita. With over 35 years of experience, he has developed a broad clientele and has expertise in a number of different industries. Jim has earned both his Certified Insurance Counselor (CIC) and Certified Risk Manager (CRM) designations!

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Ian Martin

Senior Vice President

As Senior Vice President, Ian handles many responsibilities for Cornerstone. In addition to overseeing his business and personal clients, he also manages the Health Insurance division. Ian has earned designations for Certified Insurance Counselor (CIC) and Commercial Lines Coverage Specialist (CLCS). He works out of our Glendale office.

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Nick Luizzi

Vice President

Nick is a Commercial Lines Coverage Specialist who has experience with both personal and business insurance. He is known for working incredibly hard to make sure his clients save time and money!

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Chris Vandermeulen

Benefits Account Manager

Chris is a Certified Insurance Counselor (CIC) with extensive experience in business insurance. He has been working in the insurance sector for over 13 years and is in the process of pursuing his Certified Risk Manager (CRM) certification.

Our Team: Our Agents
Our Team: Our Agents
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Susan Payne

Senior Account Manager

Our Mission

"We at Cornerstone are an independent insurance agent, committed to bringing more markets and services to our clients, while still providing an excellent customer service experience. Our priority is to provide you with the best possible coverage for the best possible price, so that you can have peace of mind, knowing your needs are being treated as if they were our own.”

Our Team: Text
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