Meet Our Therapists and Staff

De Anza College Psychological Services is staffed by therapists from Bay Area Clinical Psychology Ph.D. and Psy.D. programs. These practicum interns are supervised by Dr. Siew Kuek, Psy.D.  

Click here to learn how to make an appointment.

Siew Jolin Kuek, Psy.D 


Dr. Kuek is a licensed clinician who is a Chinese diaspora, native to Singapore. She earned her doctoral degree from the Wright Institute in Berkeley.  She is the director of De Anza College Psychological Services. Dr. Kuek provided supervision to the therapists.  She also provides therapy to students at De Anza, and works with crisis cases at the college. 

Psychodynamic in orientation, her interest is in community mental health, contemporary thinking and practices in psychoanalysis, and in contributing to the development of clinical practices across cultures and across borders. Dr. Kuek focuses on the needs and safety of all students at the college.  She is devoted to supporting the mental health of De Anza College students.


Vic Wu, M.A.


Available: |Mon Wed Fri  9:00am - 2:00pm |

Victoria is a sixth year doctoral candidate in Palo Alto University's Clinical Psychology Ph.D. program. Her areas of emphasis at PAU are LGBTQ Psychology and Diversity and Community Mental Health. She also has a M.A. in Clinical Psychology from Cardinal Stritch University. She has clinical training and experience in intensive outpatient treatment, community mental health, sexual and gender diversity issues, cultural diversity, domestic violence, and college mental health. She has treated clients with adjustment and relationship issues, anxiety and mood disorders, and trauma. Victoria's approach to treatment is client-centered, collaborative, and attachment based. She enjoys working with new, returning, and international students in Psychological Services to help them succeed academically.

Dr. Will Firmender, Ph.D.


 Available: |Mon Tues Thurs 11:30am - 5:30pm| Wed 9:00am - 7:00pm |

Dr. Firmender is a post-doctoral clinical psychologist who moved to California after spending his childhood, adolescence, and early adult years in South Carolina, Washington, D.C., and New York City.  His clinical and research interests include diversity and community mental health, public policy, program development and evaluation, and therapeutic sports interventions.  He combines humanistic and behavioral approaches to psychotherapy, aiming to help clients feel comfortable with and capable of making and maintaining changes in their life, while placing an emphasis on tangible gains.  Such gains are based on the creation of realistic and attainable goals for altering behaviors clients feel are causing them distress.

Kristiana Guan, M.A.


Available: Tue 8:30am - 2:00pm | Wed 8:30am - 4:30pm| Thur 8:30am - 4:30pm

Kristiana is a third year doctoral student in clinical Psychology at the Wright Institute. She received her B.S. in psychology from San Francisco State University. She has training in the utilization of Cognitive Behavioral therapy interventions and has experience with Acceptance and Commitment therapy (ACT) and Dialectical Behavioral therapy (DBT). She has provided individual, family, and group therapy addressing a variety of clinical issues including anxiety/mood disorders, chronic pain/health conditions, self-esteem, homelessness, family/relationship stress, trauma, and grief. She is passionate about increasing accessibility to mental health services for marginalized communities and providing effective mental health services cross-culturally. 

Deep Khahra, M.S.

Available: Mon 10:00am - 4:30pm | Tue 9:00am - 12:30pm

Deep is a 5th-year doctoral student in the Palo Alto University clinical psychology program with interests in children, families, and culture. His advocacy and research experiences have focused on mental health disparities of ethnic minority children and college students. He has worked with children, adolescents, transition aged youth, and adults in various settings around the Bay Area. Deep uses an integrative approach to therapy, working with clients to discover what therapeutic techniques works best for them as an individual. He has experience treating individuals with various mental illnesses such as: depression, anxiety, psychosis, and trauma. He is very excited to be working with the student population at DeAnza College. 

Shikha Saggi


Available: Mon 8:30am - 3:30pm| Tue 8:30am - 4:30pm| Wed 3:00am - 7:00pm

Shikha is a third-year doctoral student in Clinical Psychology at Palo Alto University. Her area of emphasis is in Diversity and Community Mental Health, and her clinical interests include working with emerging adults and South Asian populations. Shikha has experience working in community mental health and hospital settings. Her research interests include suicide prevention among marginalized populations. Shikha's approach to therapy is client-centered and integrative. Shikha is proud to serve at De Anza College and looks forward to working collaboratively with its diverse student body.

 Mariah Beltran


Available: Tue 11:00am - 4:30pm | Wed 8:30am - 4:30pm | Thur 8:30am - 4:30pm

Mariah Beltran is a fourth year doctoral candidate in Palo Alto University's Clinical Psychology program. She approaches treatment from a holistic, client-centered approach with a basis of knowledge in Cognitive Behavioral, Psychodynamic and Feminist therapies. Mariah was previously trained at the Sexual and Gender Identities Specialty Clinic at the Gronowski Center and the Pathways Counseling Center at Girls Inc. of Alameda County where she treated clients with a broad range of difficulties including anxiety, depression, grief, relationship stressors, gender and sexual minority stress, work/life balance difficulties, and post traumatic stress. Her research interests include feminism, intersectionality, and women's health, with a specific interest in feminist attitudes/identification and the impact of these concepts on an individual's overall well-being.

Sarah Tilzey, M.S.

sarah T

Available: Tue 8:30am - 1:30pm |  Wed 2:30pm - 6:30pm |  Thur 8:30am - 4:30pm

Sarah is a fourth-year doctoral candidate in clinical psychology at Palo Alto University. She embraces a collaborative, client-centered approach to therapy and has background in psychodynamic and cognitive behavioral treatments. Her clinical and research interests include trauma, anxiety and mood disorders, diversity, serious mental illness, attachment, relationship issues, and college mental health. Sarah has previously trained at the Gronowski Center and County of Monterey Behavioral Health Services, where she worked with transitional aged youth contending with serious mental illness. Sarah is proud to serve at De Anza College and hopes to pursue a career in college counseling upon completing her Ph.D.

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