Executive Leadership

From left to right: Mike Still, Deborah Villar, Ritchie Geisel, Miriam Gonzalez, Diana Buehler

From left to right: Mike Still, Deborah Villar, Ritchie Geisel, Miriam Gonzalez, Diana Buehler

Ritchie L. Geisel, President & CEO

Ritchie Geisel was chosen to lead Bienvenidos as its President and CEO in 2009. He brings over two decades of business experience in senior leadership positions in the nonprofit sector, helping to lead two of those organizations through processes of transformational change. Ritchie began his career in academic fundraising and has since been focused on social service organizations. After earning a degree in history from Princeton University, Ritchie went on to obtain an MBA from Stanford University. As a businessman, he has a strong track record in leadership and organizational acumen, which was recognized when he received one of four “Leadership Impact Awards” presented by the Center for Nonprofit Management in 2013.

Diana Buehler, Chief Operating Officer

Diana Buehler has been with Bienvenidos since close to its inception. In her role as Chief Operating Officer, Diana is deeply involved in governance, risk management, and the facilities aspects of the organization. In a break from Bienvenidos, Diana earned her degree in political science and a doctorate degree in law from the University of La Verne. She is continually increasing her expertise in the realm of operations and management, having recently completed her Masters of Leadership and Management, with an emphasis in the nonprofit sector, also from the University of La Verne.

Mike Still, Chief Financial Officer

Mike Still joined Bienvenidos in August 2014 after nearly 30 years in senior finance roles in the nonprofit sector. Prior to Bienvenidos, Mike’s experience included leading Teach Overseas as the President and CEO, serving as the CFO at Los Angeles Christian Health Centers, and in multiple finance positions with World Vision. Mike has an MS in Economics from Oklahoma State University and an MBA with finance emphasis from the University of California Berkeley.

Deborah Villar, Senior Vice-President, External Relations

Deborah Villar, Senior VP of External Relations, is a seasoned non-profit professional with extensive experience in FQHC health care organizations as well as social services organizations. Prior to joining the staff at Bienvenidos, Deborah held the title of Vice President of Development and External Relations at the Weingart Center in Skid Row – Los Angeles. During her two-year tenure at the Weingart Center, Deborah was instrumental in developing a comprehensive funding portfolio that extended the Weingart Center’s service area into the South Los Angeles area. Prior to joining staff at the Weingart Center, Deborah served as Chief Development Officer for JWCH Institute, a multi-site FQHC. Additional experience comes from her roles as Director of Development and External Relations at Clinica Msr. Oscar Romero and Director of Operations at Community Health Foundation of East Los Angeles.

Miriam Gonzalez, Chief Program Officer

Miriam Gonzalez serves as the Chief Program Officer for Bienvenidos and brings 17 years of experience from the social services field. As CPO she provides leadership for the organization’s three programmatic divisions and acts as the liaison with county social service entities and other community organizations. Miriam has a BS in psychology from the University of Northridge and an Masters in Marriage and Family Therapy from Pepperdine University.