About Our Agency

Since 1938, McDermottCosta has been serving individuals and businesses throughout California and the nation with high quality insurance solutions and we are dedicated to providing you with unparalleled policies and services. McDermottCosta provides a wide range of insurance services in California and the nation, including business, personal, risk management, bonds and employee benefits.

Our employee-owned firm provides an unmatched COMMITMENT to meet the challenges of a complicated and ever-changing world that individuals and businesses face today. We have the VISION to plan for the future, the INNOVATION to be creative and different, and the SOLUTION to solve insurance challenges.

We provide you with tailored solutions for both personal and business insurance in California and 47 other states throughout the country.

We are an independent insurance agency, representing top rated carriers, which allows us to help you build a California insurance package that caters to your unique specifications.

Whether you’re a homeowner in need of a comprehensive California home insurance policy or have a commercial boating business that requires responsive ocean marine insurance, our wide array of policy options are sure to offer you the protection you require.

Our experienced insurance specialists can pair you with a range of coverage options from car insurance and personal umbrella insurance to employee benefits that fit your lifestyle and business model.

McDermottCosta Insurance is located in San Leandro, California, but our dedicated risk management consultants can help you select the ideal insurance in California and 47 other states throughout the nation, including Alaska and Hawaii.

Our Location

McDermottCosta Insurance

1045 MacArthur Blvd
San Leandro, CA 94577
Main office: 510-351-7460

Our Providers

Accommodating, professional, helpful, and quick. Very comfortable experience and I was impressed by their capabilities. Highly recommended.
Brad M.
I feel lucky to have found an agent willing to provide this level of service. No need to look anywhere else!
Michelle D.
Over the years we’ve never once had to worry about our coverage. My husband and I are long-time customers and proud to be.
Carol S.
Surprisingly flexible and in-touch with my needs as a small business owner. Can’t ask for more.
Spencer F.
They have strong ties with the community, and it shows. It’s nice to do business with people that really show they care about you and your family.
Susan T.