About

Since 1973, CSIS Insurance has been proudly serving their clients.  The ownership has remained the same since its beginning, while we've grown to become one of the largest commercial insurance agencies.

Our staff of licensed insurance professionals are always here to answer your questions and concerns.  Don't be surprised if we remember who you are when you call, we know many of our clients just by the sound of their voices.

CSIS has built a stellar reputation on being experts at assessing, then implementing precise business insurance solutions to fit your special risk requirements for workers compensation insurance or your other personal and commercial insurance needs.

As insurance specialists, CSIS is always staying ahead of the ever changing landscape of commercial insurance, so you may rest assured in our commitment  to keep you up to date on critical shifts in the industry that could impact the well-being of your company.

Our company focuses on locating reliable and reputable insurance carriers for our diverse clientele.  We offer coverage for everything that you need to protect:  your business, your family, your employees, and everything in between.

Our office is conveniently located at: 3315 Old Conejo Road Thousand Oaks, CA 91320 or you may email us and we will respond shortly.

For questions and appointments, please feel free to contact us at ​(888) 501-2747.