Rick Keller, CFP


Mr. Keller is a former executive board member of the UCI Center for Diabetes Treatment and Research. He served as member of the UC Irvine Planned Giving Forum, as well as on its steering committee. He also served as member of the board of directors of the Charles Schwab & Co., Inc.’s Institutional Advisory Board, the Orange County Business Committee for the Arts, and the formerly named Orange County Performing Arts Center (Segerstrom Center for the Arts). 

Loretta Sachez

Loretta Sanchez


Congresswoman Loretta Sanchez represented OC in the US Congress from 1997-2017. As a senior member of the Armed Services and the Homeland Security Committee, she negotiated budgets, provided needed oversight on agencies and programs, and assisted in developing policies related to treaties. Ms. Sanchez also sat on the Committees of Homeland Security, Education and Labor, and Joint Economics.   She is a recognized leader in international affairs, national security, counterterrorism, and economic development matters. 

José Azambuya


A medical doctor with 42 years of practice experience, Dr Azambuya graduated from the University of the Republic, Faculty of Medicine, Montevideo, in 1979 with the title of Doctor of Medicine. His habilitation to practice medicine (# 1629) was confirmed by the Ministry of Public Health, Uruguay. He initially served as a military doctor in the armed forces of Uruguay where he practiced emergency medical care and oversaw the health care operations at the Uruguayan Scientifi… 

J. Brennan Cassidy


Dr. Brennan Cassidy is a board-certified family practitioner whose practice is located at Newport Dermatology and Laser Associates, Newport Beach, California.
Brennan is highly regarded for his many years of work as one of Orange County’s leading board-certified family medicine and emergency medicine practitioners for which was named Orange County Medical Association Physician of the Year in 2004 for his contributions to the profession.

Jim Reznick

DO FACC – Advisor

Dr Jim Reznick is a renowned Newport Beach, California, based Doctor of Osteopathic Medicine with thirty-four years expertise as a leading interventional, clinical and consultant cardiologist. As a Fellow of the American College of Cardiology, Jim is a recognized leader in cardiovascular care with a passion to improve heart health in the patients he treats. In addition to having a practice affiliation with Hoag Memorial Hospital Presbyterian..

S. John Wilkins

S. John Wilkins, III

Business Strategy

Mr S. John Wilkins, III, brings to the Ostentus’ Advisory Board more than forty years business strategy expertise in a variety of industries including aerospace, automotive, and real estate acquisition.

After receiving his MBA from Ohio University, John Wilkins was recruited by Ford Motor Company in Dearborn, Michigan where he worked in seven divisions of the company.  He relocated to Southern California with Ford Aerospace which was Newport Beach’s then largest employer.  John spent a decade in marketing and human resources supporting numerous Department of Defense programs where he held a Top Secret clearance.