Mark Dossa, president, joined the board in 2018. Mark is a Certified Financial Planner who runs his own independent advisory firm Fortitude Wealth Management. Mark began his career in the financial industry in 1989 while living in San Diego. Mark graduated with a BA from California State University, Long Beach, and an MA from the University of Redlands. Residence: Alamo

Nadesdye Valdes-Wong, vice-president, joined the board in October 2019.  She is a licensed therapist working at Kaiser since 2011 with adolescents, adults, and families addressing issues of substance use, depression, anxiety, trauma, and family conflict. Prior to this, she worked with the non-profit organizations of New Connections, Fred Finch Youth Center, and New Bridge Foundation working in the school system throughout Contra Costa and Alameda County counseling at risk teens. Nadesdye received her master’s degree in Counseling from California State University, Hayward in 1999. Residence: Danville.

Linda Del Matto, treasurer, joined the board in 2014. She is a CPA, with previous positions including Associate at Palazzolo & Associates, Controller of Xtra International Ltd., and Audit Manager at KPMG. Linda began her work as a volunteer on our crisis lines in 2011 before joining the board. Residence: Alamo.

Robert Combs, secretary, joined the board in February 2022. Robert has served as Town of Danville Planning Commissioner/Design Board Member for twenty-eight years. He was president of the Danville Rotary Foundation, past president of the Danville Rotary, Discovery Counseling Center board member and vice chair, member of the Board of Directors of the League of California Cities, and past president of Leadership San Ramon Valley. He is a graduate of CSU Chico and served on the Board of Directors of the CSU Chico Alumni Association. Robert is a realtor with Compass with extensive real estate experience. Residence: Danville.

At Large

Guita Bahramipour joined the board in 2019. She was appointed to serve as a member of the Alcohol and Other Drugs Advisory Board, in this capacity, she acts as a liaison with the Contra Costa County’s Mental Health Commission and the Council on Homeless. She advises the County’s Board of Supervisors on policies, strategies, and activities for addressing wellness issues in the community. Before committing her time to public service, Guita worked as a Financial Advisor at Morgan Stanley, where she became First Vice President. While focusing on the financial well-being of her clients, she quickly realized that their emotional and mental health was significantly more important. After over 20 years in the private sector, she made improving the health and safety of Contra Costa County residents and community members her top priority. Residence: Moraga.

David Newhouse joined the board in 2018. Dave is a retired MD from Kaiser. He also served in leadership roles including chief of the OB/GYN department, Assistant physician in chief and program director for the Fremont IVF center. His roles as APIC included service, leadership development, diversity, performance improvement and marketing. His area of interest is in health care disparities and the impact of unconscious bias in health care. He developed an analytics program for improving service scores that reached over 7,000 physicians in TPMG. He received the Kaiser Permanente National Diversity Erickson award for this work, and he has lectured nationally and internationally on this topic. He recently spent a year working in the Kaiser Hawaii region as a locum on the big island and Oahu. He obtained a master’s degree in business analytics from St Mary’s College in 2019. This program furthers his research on reducing health care inequities and the impact of unconscious bias. In 1972-1974 while in medical school, he worked at the crisis center in East Lansing Michigan. He helped set up a free medical clinic and worked the phone lines as a volunteer. Residence: Danville.

Rob Park, joined the board in 2016. He is a psychologist who has worked at Kaiser Permanente since 2003. His experiences include working with children, adolescents, and families throughout Contra Costa County. He graduated with a BA from UC Davis and earned his Doctorate in Psychology (PsyD) from the California School of Professional Psychology. Residence: Walnut Creek.

Robin Raff joined the board in 2018.  She has over thirty years of marketing experience and has worked for world-class advertising agencies on premier brands such as Hewlett Packard, Infiniti Automobiles, and Levi’s to name a few. Robin shifted her interest to healthcare marketing 20 years ago and now currently leads Boomer Business and Beyond, Inc., a rapidly growing healthcare marketing consulting firm. As Founder/CEO and Chief Strategist, she has launched and grown multiple new healthcare brands. Previously, Robin was the Director of Medicare Marketing for Kaiser Permanente for five years, where she directed national multi-media Medicare campaigns. She raised her two daughters in Walnut Creek where they have resided since 1998. Robin became aware of the Contra Costa Crisis Center through her daughter, Rachel, who has been a volunteer since 2016. Robin is eager to provide marketing support to help raise awareness of the great services available to Contra Costa residents from the Center.  Residence: Walnut Creek.

Lizzie Vinluan joined the board in 2021. Lizzie has been working in healthcare operations for over 10 years. She currently works at a major Bay Area health system where she uses her passion in operations, strategy, and process improvement to enhance the delivery of patient care. Lizzie has her Master of Health Administration from the University of Southern California and her BA in Human Development from the University of California of San Diego. Residence: San Ramon.


Mike Rekasis re-joined the board in 2014. Mike served for many years on the Crisis Center board including two terms as its president. He has continuously served in a volunteer capacity from 1997 – 2015 as both a volunteer on the crisis lines, a grief volunteer and as a long-standing member on our Finance Committee wherein he was instrumental in establishing critical financial policies. In 2012, Mike was awarded the Crisis Center’s Rosemary Caldwell Award – for outstanding volunteer of the year. Mike became an affiliate board member and finance committee member upon his move out of state in September 2015. Residence: Pulaski Tennessee; formerly Walnut Creek, CA.