About Mary Milner
Mary Milner Haffner is a founding partner of Haffner Law Group, a civil litigation firm located at 86 S. Laurel Street in Ventura, California. Admitted to the State Bar of California in 1989, she has built a robust legal career over the decades. The firm specializes in personal injury defense, construction law. Business litigation, serving clients across Ventura County and its neighboring areas. Ms. Haffner earned her Juris Doctor from Loyola Law School in 1989, before her extensive legal expertise.
Her legal career commenced at a large national law firm in Los Angeles, where she focused on labor and employment law. During her time there, she handled significant employment discrimination and sexual harassment cases, gaining experience in high-stakes litigation. In 1997, she took a pivotal step by co-founding Haffner Law Group with her husband, Matthew Haffner. This transition allowed her to concentrate on civil litigation matters, including personal injury, construction defects, and business disputes, which have become her areas of specialization. Throughout her career, Ms. Haffner has demonstrated exceptional skills in legal writing, trial preparation, and case assessment. Her litigation experience spans multiple courts in California, including the Superior Courts of Los Angeles, Ventura, Santa Barbara, San Luis Obispo, Orange, and San Francisco.
This diverse courtroom exposure gave her a knowledge of various legal environments and challenges. Her ability to navigate complex cases has earned her a reputation for effectiveness and diligence. Beyond her legal practice, community involvement has been a significant focus for Ms. Haffner. She served as a Trustee of the Ventura Unified School District from 2005 to 2018, contributing to educational governance and policy-making. Since 2015, she has been a member of the Ventura County Behavioral Health Advisory Board, where she advocates for services tailored to individuals with serious mental illnesses. Her commitment to community service extends to environmental non-profit organizations, highlighting her dedication to public welfare.
Ms. Haffner's contributions have not gone unnoticed. She has received Public Service Awards from both the California State Senate and the Ventura County School Board Association, recognizing her efforts in community service and advocacy. As of 2025, her license status was listed as inactive, and it remains inactive as of February 2026. Despite this status, her impact on the legal community and her ongoing commitment to public service continue to resonate throughout Ventura County.
