Skip to main content

About Our Agency

RTI Insurance Agency provides comprehensive insurance options.

We are your trusted independent insurance agency.

Home » About Our Agency

For nearly five decades, the team at RTI Insurance Agency has been committed to providing clients with the highest quality insurance services combined with the lowest rates available.

RTI. A name trusted in the community.

Since RTI Insurance Agency was established in 1971 by former owner Raymond Terpstra, we have always been focused on the principles of serving others, establishing long-term relationships, and being actively involved in the community. We continue to live and work by those principles, with a focus on serving the local Seal Beach, CA area, but with the capability to serve all of California.

A team truly dedicated to serving you.

When you have insurance backed by a team that’s always there for you, you can truly have peace of mind. And that’s our goal, to give you the confidence that you have the right insurance tailored specifically for your needs so you can be prepared for the unexpected. Our team works with you every step of the way, building a relationship to get to know you and provide the right solutions for your unique needs.

Our Mission Statement

At RTI Insurance Agency, our mission is to serve others and provide insurance services and solutions that truly make a difference in the lives and businesses of our clients locally and across California statewide.

30+ Years

insurance expertise


Business Person of the Year, 2019


of Seal Beach Chamber of Commerce


year Kori purhased RTI

Meet Kori DeLeon


Kori has played a powerful role at RTI over the years, emphasizing personalized service and the highest quality coverage options tailored to every need.

Why Go Independent?Meet Our Team
About Our Agency - Closeup of Kori DeLeon From RTI Insurance Agency Shaking Hands After a Successful Business Meeting

Get Started Today

As an independent agency, we are here to help you find the right coverage.

Get a Quote

The Advantage of an Independent Agency Working for You

What makes our independent agency different?

  • Personalized insurance solutions.
  • Friendly, knowledgeable service.
  • Building trusted relationships.
Find Out How

Get the power of choice when it comes to finding the right insurance for your situation. We offer a wide variety of policies and price points to choose from.


Rely on us to simplify the insurance process, from advising you on your risks and solutions, to advocating on your behalf to the insurance company.


Count on us to be there for you every step of the way with personable and professional service so you always have the right coverage for your insurance needs.

Homepage - California Sea Lion Looking Back as if He is Posing For Camera on a Sunny Day at the Beach

  Based in Seal Beach, CA, we primarily serve clients locally within a 50-mile radius, including Long Beach, CA, Los Alamitos, CA, Cypress, CA, Buena Park, CA, and Westminster, CA. We also serve California statewide.

  Request an Insurance Quote

As an independent agency, we are here to help you find the right coverage.

  • This field is for validation purposes and should be left unchanged.

Get a Quote

It only takes a minute to get started.

  • Fill out the form, we’ll be in touch.
  • Go over your options with an agent.
  • Get the coverage you need.

Would you rather discuss this in person? Get in touch with an agent today!