Skip links
Brian O. O'Mara
Contact Brian

+1 (312) 414-1763

353 North Clark Street, Suite 1700
Chicago, Illinois 60654


University of Kansas, B.A. (Economics); DePaul University College of Law, J.D.


Brian O. O’Mara, Esq.

Chief Underwriting Officer

Mr. O’Mara leads underwriting, due diligence, and portfolio management for Delta.

Prior to joining Delta, Mr. O’Mara was a Partner at Robbins Geller Rudman & Dowd LLP, one of the world’s leading complex litigation law firms.  At Robbins Geller, Mr. O’Mara focused his practice on complex shareholder, antitrust, and consumer protection disputes, and pursued claims in state and federal courts across the country.  During his time at Robbins Geller, Mr. O’Mara served as lead or co-lead counsel in numerous shareholder, consumer protection, and antitrust actions involving companies in the financial services, technology, pharmaceutical, entertainment/gaming, and telecommunications industries, which have collectively yielded recoveries exceeding $1 billion.  In addition, Mr. O’Mara was engaged in all aspects of worldwide client development, counseling, and outreach, focusing on domestic and international pension and investment funds.

Mr. O’Mara has been twice recognized by the American Antitrust Institute’s Antitrust Enforcement Awards for the category of Outstanding Antitrust Litigation Achievement in private law practice, has been named a Super Lawyer by Super Lawyers Magazine for six consecutive years before joining Delta, and has been recognized as a Leading Plaintiff Financial Lawyer by Lawdragon.

University of Kansas, B.A. (Economics); DePaul University College of Law, J.D.  Licensed to practice law in California, Nevada, and Washington, DC.

back to the team
next team member
This website uses cookies

We use cookies to improve your experience on By continuing to use our site, you consent to our use of cookies. To learn more, please read our Privacy Policy.