CALL US:
800.644.6443

About Our Agency

Our expertise and independence assure the best choices for you.

Three generations of the Castle family have built Insurance by Castle from a one person business serving local community clients to a leading insurance provider in California. Today, Insurance by Castle provides a wide range of insurance services to a variety of clients, including both businesses and individuals. Our growth and success have been built on a track record of exceptional expertise, ethical professionalism, and unmatched client service.

One of the greatest benefits we bring to you is our independence. Insurance by Castle gives every client the widest possible range of insurance providers, coverages, and pricing. This means we can, literally, find the very best choice for you — our valued client. Because we are independent, we are not tied to any one insurance company. — we work for you! This means we are free to seek out the best coverage at the best price to meet your particular, specific needs. And we do.

We represent a carefully selected group of financially sound, reputable insurance companies, and are free to work with the company that offers the best coverage for you at a very competitive price.

Our Location

Insurance By Castle

1227 Arguello Street
Redwood City, CA 94063
Main office: 650-521-9040
Toll free: 800-644-6443

Our Providers

"Always great-Love you guys Can't say enough great things about Ingrid and Kelly." -Jeremy S.
Jeremy S.
"Placing multiple properties on the same policy is a great way to place insurance coverage." -Earnest T.
Earnest T.
"Your company does everything that is expected of by an insurance provider. Billing is clear and concise. Paperwork arrives as needed. I have never needed to use the insurance yet so that is all I can say for now." - Jan Y.
Jan Y.
"You took your time in explaining coverage and cost. Even though I repeated some of my questions you were patient and courteous. Thanx." -Daniel G.
Daniel G
"You respond quickly to my questions on insurance and cost." -Shawn F.
Shawn F.