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About Us

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.

McDermottCosta Insurance is located in San Leandro, California, but our dedicated risk management consultants can help you select the ideal insurance in California and the rest of the 50 states throughout the nation, including Alaska and Hawaii

Our History

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.

Who We Serve

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

Our experienced insurance specialists can pair you with a range of coverage options from car insurance to personal umbrella insurance.

More About Us

McDermottCosta is an employee owned, independent insurance agency, based in San Leandro, California. McDermottCosta traces its beginnings to 1938, when Vic Costa and Clarence “Mac” McDermott started the agency. With Mike McDermott’s grandfather being the successor, and to this day, many sets of siblings and relatives employed, McDermottCosta prides itself on being a family business.

Licensed in all 50 states, McDermottCosta has been serving clients in California and throughout the nation since it’s inception. We provide effective solutions to clients’ risk management and insurance needs, offering coverage to clients, including but not limited to the following:

Lines of Coverage

  • Workers’ Compensation
  • General Liability
  • Management & Executive Liability Commercial Auto
  • Group Health and Employee Benefits
  • Group Captive Programs
  • Homeowners
  • Auto
  • Excess & Umbrella
  • Bonds

Industries Served

  • Small Business
  • Real Estate and Property Owners
  • Restaurants
  • Franchise Food
  • Food Manufacturing and Processing
  • Construction and Artisan Contractors
  • Non-Profits
  • Manufacturing
  • Marine & Transportation
  • Cannabis

At McDermottCosta, we understand life is to be lived. One needs to enjoy the moments, make happy memories, and explore and experience new things. There’s no time for worry … especially about insurance coverage. That’s why for over eighty years McDermottCosta has been successfully insuring people and their property so they can take the worry out of life and focus on what matters most. We are more than just an insurance broker. We are your trusted adviser.

There’s no Time for Worry – Life is to be lived

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