Ms. Dorne focuses her practice on advising private client transactions, including business planning and corporate compliance, corporate governance, commercial finance, and real estate, representing both individuals and entities. She has additional experience in the formation and operation of businesses, mergers and acquisitions, joint ventures, divestitures, stock options, finance, and general representation of entrepreneurs within a variety of diverse industries with a particular emphasis on advising clients in the health care field. Hillary Dorne is a member of the Corporate, Commercial Finance and the Health Care Practice Groups in Buchalter's San Diego office. Ms. Dorne is also knowledgeable in personal estate planning and multigenerational family business succession planning and is a member of the Tax, Benefits and Estate Planning Practice Group.

Ms. Dorne was named a Women of Influence in Law 2022 and 2025 by the San Diego Business Journal. Most recently, Ms. Dorne was recognized in the 2026 Legal 500 U.S. Elite rankings in the area of Corporate and M&A.

Languages
Spanish

Bar Admissions
California

U.S. District Court for the Southern District of California

Education
University of San Diego School of Law, J.D.

University of Barcelona - School of International Law Program

University of California, Davis, B.S.

Significant Accomplishments

• Represents lenders and borrowers in documentation, negotiation and closing of commercial lending transactions (involving acquisition and development, construction, ground lease and(or) permanent financing for office, hotel, retail, commercial and industrial properties)
• Prepares business contracts documenting essential early relationships, joint venture agreements, buy/sell agreements between business partners, and advises clients regarding short and long-term business planning and strategies
• Forms business organizations, including limited liability companies, partnerships, and corporations
• Provides a wide-range of federal, state and local business advice to individuals, partnerships, corporations, and other business entities on corporate compliance
• Represents health care companies in mergers and acquisitions, formation of multi-specialty groups, independent practice associations, and management service organizations
• Negotiates management service contracts, physician service agreements, employment, independent contractor, shareholder and partnership agreements, purchase and sale of professional practices and related agreements
• Represents clients in real property transactions, including sales, leasing, acquisitions, 1031 exchanges, and financing, for both residential and commercial properties
• Represents clients in various business matters and transactions, including business governance, joint ventures, mergers and acquisitions, reorganizations and spin-offs, and liquidations
• Assists clients with multi-generational succession planning for closely-held businesses and other personal and/or family assets
• Designs and structures estate planning documents for clients (including wills, trusts, advance health care directives, asset management powers of attorney, etc.)

Buchalter Attorneys Speakers at Notre Dame

Hillary M. Dorne, Speaker at The LA Healthcare West Event

Kathryn B. Fox and Hillary M. Dorne, Presenters at the Emerson Experience in Entrepreneurship (E3)

Tracy Warren, Jenni Krengel, Farah Bhatti and Hillary Dorne Speakers at the University of Notre Dame IDEA Center

Hillary Dorne, Moderator at the BisNow Healthcare and Real Estate Summit

Agustín Ceballos and Hillary Dorne Present at the Legado Sin Fronteras - Cumbre Sobre al Patrimonio Multigeneracional (Legacy Without Borders - Multigenerational Heritage Summit) Conference.

Buchalter Partners Speak at U.S.-Mexico Bar Association (USMBA) Annual Conference