Jeffrey H. Mackay

Practice Areas

Securities Law
Corporate Legal Services for Entrepreneurs
Exchange Act Reporting, Disclosure and Compliance Matters
Private Offerings, Public Offerings and Registration Statements
Mergers & Acquisitions
Corporate Governance


San Diego, CA


(619) 232-2424



(619) 531-0794

Jeffrey H. Mackay, Esq. is Of Counsel in the law firm of Borton Petrini, LLP. He brings expertise in the highly complex area of Securities Law with over 18 years of experience.  Jeff has assisted companies with their efforts to raise capital, make acquisitions, go-public and fulfill their reporting requirements with the Securities and Exchange Commission. He works closely with his clients to develop good corporate governance and timely robust disclosure. Jeff coordinates with executive management, the Board of Directors, auditing accounting firms, transfer agents, investment bankers and brokers, government regulators and all the other professionals a public or going public company needs.

He has a diverse entrepreneurial and technical background, starting as a prototype machinist in what came to be Silicon Valley and progressing to become an engineer for General Dynamics before transitioning to law.

Jeff is a business owner and inventor with multiple granted patents.  He is uniquely positioned to understand and guide business of all types with respect to their entrepreneurial and legal needs.

He is married and is the proud father of four children. He enjoys skiing, scuba diving and motorsports.

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Thomas Jefferson School of Law, J.D.


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