Meet Our Team


Shawn V Giammattei, PhDShawn V Giammattei, PhD

Shawn is a Clinical Psychologist specializing in individual, couples and family therapy, and founder of Quest Family Therapy. He maintains a private practice in both San Francisco, CA and Santa Rosa, CA. As a narratively informed, culturally sensitive, psychologist, he works  collaboratively with clients to find solutions to the problems that are negatively impacting their lives and relationships. His approach to therapy is interactive and solution-focused. He integrates complementary methodologies and techniques to offer a highly personalized experience that is tailored to each client or family's needs. 

With compassion and understanding, he works with individuals, couples, and families to help them  build on their strengths and attain the personal growth and interpersonal relationships they are committed to achieving.

He primarily works with couples and families dealing with a wide range of problems including family conflict, parenting, couple relationship issues, sexual and gender identity issues, anxiety, trauma, eating disorders, addictions, obsessive-compulsive disorder, and child/adolescent behavioral problems.

He is an active member of the World Professional Association for Transgender Health and specializes in the treatment of gender identity issues in children, adolescents and adults, as well as  lesbian, gay, bisexual and transgender couple and family issues.

Find more information about Shawn V Giammattei, PhD.



Dr Lisa Richards

Dr. Lisa Richards, PsyD

Dr. Lisa Richards received her doctorate in clinical psychology, forensic track, from California School of Professional Psychology at Alliant International University. Richards is a member of the LGBTQ+ community and is also a certified LGBT-informed therapist by The Rockway Clinic in San Francisco. 

She completed a predoctoral internship at Mississippi State Hospital where she provided individual, group, and crisis interventions to individuals with varying degrees of mental illness and chemical dependency. There she utilized a LGBTQ+ affirming approach and created a group for LGBTQ+ clients in the chemical dependency program. 

Richards’ postdoctoral fellowship was completed at Mule Creek State Prison which is a transgender hub within CDCR, meaning that many transgender individuals reside at that institution and the appropriate services are available for them. While at Mule Creek, she provided gender health evaluations for individuals requesting gender affirming surgery as well as individual and group therapy. She has since transferred to California Department of Corrections - Sacramento which is also a transgender hub. 

Dr. Richards is an active member of the World Professional Association for Transgender Health and works with gender diverse populations. Her therapeutic approach is gender affirming, trauma-informed, and integrative, including evidence-based practices (CBT, DBT, ACT). She specializes in treatment with individual adults but also incorporates family therapy when clinically appropriate. She is motivated to engage with clients in a non-judgmental manner and to create a sense of value. 

Dr. Richards is accepting new adult clients for telehealth sessions (no in-person at this time), and is available Tuesday, Wednesday, Thursday afternoons and evenings, and limited Saturday hours.

“My aim is to assist clients in exploring and aligning with their authentic self. I look forward to hearing from you and joining you on this journey into self-exploration.” 



Sarah Soul

Sarah Soul, LMFT

Sarah has a long history as a political activist, teacher, and psychotherapist. During the 1990s, she obtained a Bachelor of Arts from San Francisco State University in Ethnic Studies and Women’s Studies with a minor in Black Psychology.

At that time, she began working on immigrant & farm worker rights issues in her home town in the San Joaquin Valley. As a public school teacher, she organized migrant farm worker parents & facilitated access to education for their children. She oversaw large community mural projects celebrating César Chavez and worked to provide a less hostile environment for migrant farm worker families in her hometown.

After a decade of teaching, Sarah felt the calling to work in psychology & obtained a Master’s degree from University of San Francisco in Counseling Psychology. She has worked in various nonprofit agencies throughout the Bay Area serving families, individuals, children, and couples as a psychotherapist and program manager and director. Most notably, Sarah has been involved with Queer Life Space, San Francisco’s only LGBTQIA mental health clinic since its inception. As an intern she saw clients for over five years and after licensure, she continued to stay involved by being a supervisor, trainer and eventually became the Executive Director alongside her busy private practice. She has also served on the Board of Directors for Gaylesta: Psychotherapists Association of Gender & Sexual Diversity. Sarah brings with her a wide range of skills and a clear passion for community organizing and queer mental health advancements. Sarah and her family recently moved and are very excited to call Santa Rosa home. 

Sarah works with families, individuals, and couples. Sarah is accepting new clients for telehealth sessions (no in-person at this time), and is available Monday, Tuesday, Wednesday, and Friday.



Little M Vila-Barrett LMFT

"Little" M Vila-Barrett, LMFT 

Little (they/them) is a transracial adoptee from Bogota, Colombia, a BIPOC/QBIPOC (Black Indigenous Person Of Color/Queer Black Indigenous Person Of Color) community activist and mental health advocate. Little has been in the Bay for 17 years working with young people in various levels of programing and community based mental health roles. 

Little is an Expressive Arts Therapist, Harm reduction therapist, Certified Professional Coach and member of AAMFT and QAAMFT. Their work focuses on developing and enhancing individuals’ internal strengths, cultural identity, empowerment, and internal decolonization. Little helps people develop their own narrative, explore their unique cultural identities and engage in the lifelong work of overcoming systemic oppressive barriers and healing. Little’s work focuses on QBIPOC, QLGBTQ+2SP identity development, strengthening and honoring these identities from a person centered place. The gender support is am open and welcoming, expansive based approach that works with TGE diverse populations and their families. 

Little works with people from a strength based way to break down walls of social stigmas, micro aggressions to find one’s inner voice, create tools for everyday survival through creative means to stop cycles of harm. With using a trauma based therapy frame work for healing and creative process tools, these in combination with guidance and coaching help to honor personal truth.

Little is accepting new clients for telehealth sessions (no in-person at this time) on a limited basis, and is available Mondays through Fridays most mornings and afternoons. The preferred age range  ages 11-17 and TAY, and limited spaces for adults ages 25-35, with QBIPOC/BIPOC Priority.



Kimberly Liang

Kimberly Liang, AMFT 

Kimberly (She/They/Ze/Zir) received her master’s degree in Counseling Psychology from The Wright Institute in Berkeley, CA. Prior to graduating, she primarily worked with the mandated adolescent and young adult population for concerns around drug and alcohol use and anger management. In her previous life, she worked as an advocate for survivors of sexual assault and human trafficking and a Wellness Coach for YouTube content reviewers specializing in the review of child pornography.

Her passion and interests lie in working with couples and families dealing with concerns around family conflict, parenting, relationship concerns, and gender identity and sexuality including sexual trauma, consensual non-monogamy, BDSM/Kink, etc. She uses a gender affirmative, strengths-based, and collaborative approach with her clients to embolden their authentic selves and help guide them towards their (inter)personal goals. 

She works with individuals ranging from ages 13 to 70 and her primary focus is working with transgender families with adolescents, young adults or adult children and couples of all ages. Kimberly is accepting new clients of all ages via telehealth sessions (no in-person at this time), and is available most weekday evenings and weekends.

Contact Us

We look forward to hearing from you!

Office Hours

Quest Family Therapy

Santa Rosa

Monday:

12:00 pm-8:00 pm

Tuesday:

11:00 am-8:00 pm

Wednesday:

11:00 pm-7:30 pm

Thursday:

11:30 am-7:30 pm

Friday:

11:00 am-3:00 pm

Saturday:

10:00 am-1:00 pm

Sunday:

Closed

San Francisco

Monday:

12:00 pm-8:00 pm

Tuesday:

11:00 am-8:00 pm

Wednesday:

11:00 am-7:30 pm

Thursday:

11:00 am-7:30 pm

Friday:

11:00 am-7:30 pm

Saturday:

10:00 am-7:30 pm

Sunday:

9:30 am-5:30 pm