John Arthur Sebastinelli

AV stamp icon
Attorney Awards


John Sebastinelli is a highly sought-after attorney in the insurance regulatory arena, with more than 30 years of experience, handling matters in almost every aspect of the insurance sector. John focuses his practice on California insurance regulatory law matters, counseling property/casualty and life/health insurers and other insurance-related organizations on a vast array of regulatory, transactional and compliance issues including licensing, mergers and acquisitions, retail and surplus line brokerages, and insurance company and reinsurance transactions.


•Health, disability and life policy filings
•Property and casualty insurance rate and form filings
•Risk retention and purchasing group registrations
•Surplus line insurance companies policy development and filings
•Market conduct and claims examinations
•Special Investigative Units (SUI) and Proposition 103 compliance
•Purchase and sale of product lines
•Holding company filings
•Compliance with Departments of Insurance

Recognition & Leadership

Awards & Accolades

•Team Member, Best Lawyers in America Top Listed - Government Relations, 2018

Areas of Practice (3)

  • Insurance
  • Government Law & Policy
  • Insurance Regulatory & Transactions

Education & Credentials

Contact Information:
415.655.1289  Phone
415.882.1570  Fax
University Attended:
University of San Francisco, B.S., 1981; University of San Francisco, M.B.A. in Finance, 1983
Law School Attended:
University of San Francisco School of Law, J.D., 1986
Year of First Admission:
U.S. District Court for the Northern, Central, Eastern and Southern Districts of California; U.S. Court of Appeals for the Ninth Circuit; 1987, California; U.S. Supreme Court

Professional & Community Involvement

•Member, American Bar Association
•Member, California State Bar Association
•Member, San Francisco Bar Association
•Member, Association of California Insurance Companies
•Member, Association of Insurance Compliance Professionals
•Member, Federation of Regulatory Counsel
•Member, National Association of Professional Surplus Lines Offices, Ltd.
•Member, Board of Education, Archdiocese of San Francisco
•Chair, Fairmont Homeowners' Association


Peer Reviews

A Martindale-Hubbell Peer Rating reflects a combination of achieving a Very High General Ethical Standards rating and a Legal Ability numerical rating.

*Peer Reviews provided before April 15, 2008 are not displayed.

San Francisco, California

Contact John Arthur Sebastinelli

Required Fields

Required Fields

By clicking on the "Submit" button, you agree to the Terms of Use, Supplemental Terms and Privacy Policy. You also consent to be contacted at the phone number you provided, including by autodials, text messages and/or pre-recorded calls, from Martindale and its affiliates and from or on behalf of attorneys you request or contact through this site. Consent is not a condition of purchase.

You should not send any sensitive or confidential information through this site. Emails sent through this site do not create an attorney-client relationship and may not be treated as privileged or confidential. The lawyer or law firm you are contacting is not required to, and may choose not to, accept you as a client. The Internet is not necessarily secure and emails sent though this site could be intercepted or read by third parties.