Master Clinician

Mary Ruth Cross

Mary3 (1)Mary Ruth Cross is a licensed Marriage and Family Therapist and Counselor Educator with over 20 years experience in the mental health field. Mary Ruth is Adjunct Faculty with the University of Phoenix Bay Area Campus. She has also been on faculty with John F. Kennedy University and been a nationally recognized speaker on play therapy. She works in private practice in San Ramon CA and is the Clinical Director for Tree House Family Counseling Services, PC where she trains and supervises interns and trainees. Mary Ruth is a Registered Play Therapist Supervisor as well as past president for the California Association for Play Therapy and a member in good standing with the Association of Play Therapy, California Association for Marriage and Family Therapy and the American Counseling Association.

Staff Therapist



Caitlyn Andrews 

Caitlyn Andrews is a licensed Marriage and Family Therapist with extensive experience providing individual and family therapy services. Caitlyn has a passion for working with children, teens and families and tailors each session and approach specific to the client. She specializes in helping children who struggle with self-control, emotional regulation, disrupted connections and supports children to find different ways to cope with challenging feelings. Caitlyn can support your child to express feelings, develop tools to increase success, increase harmony in the home, and reduce conflict. Caitlyn has a collaborative style and draws from techniques related to cognitive behavioral therapy, play therapy, attachment, positive behavior interventions, family systems, strength-based and other treatment modalities when appropriate. Caitlyn works from a holistic perspective and can provided additional supports related to strengthening community connections and navigating systems such as schools and the Individualized Education Plan (IEP) process.

Caitlyn graduated from the University of San Francisco with a Master’s of Arts Degree in Counseling Psychology- Marriage and Family Therapy. Caitlyn has provided psychotherapy in a variety of settings including public school, non-public school, residential facility and community based outpatient mental health with culturally diverse populations. Caitlyn has experience working with children who have endured a variety of stressors including children in the foster care system and children separated from their family of origin, adopted children, families of divorce, grief, trauma, abuse, suicidality, depression, anxiety, academic struggles due to mental health issues, impulse control and difficulty peer relationships.


Janet L. Plankenhorn

Janet L.  Plankenhorn is a licensed marriage and family therapist. She graduated from California State University, East Bay earning a Masters of Science degree in Counseling. She is also an adjunct instructor at California State University, East Bay teaching in their counseling/MFT program. She has experience working with individuals, teens, adults, couples and families. Areas of interest include, grief, life transitions, anxiety, depression, women’s issues and family or relational conflict.

Janet believes that every person that walks through her door has his or her own unique story; therefore, one size does not fit all in her sessions. Janet works from an integrative perspective, which combines different therapeutic tools and approaches to fit the needs of each individual client. She provides a safe and nurturing environment for her clients to start their healing process. She is an intuitive and empathic therapist who works together with her clients to help them on their journey to personal growth.

Associate Therapist

Dilini Dharmawardana

Dilini received her BA in Psychology from San Francisco State University. She then went on to receive her Master’s in Counseling Psychology from Palo Alto University. She has worked in a non-profit agency in San Jose for the past 3 and a half years providing counseling services to children, teens, and adults. Dilini has also provided and continues to provide counseling in an elementary school in San Jose. She specializes in working with younger children. Dilini utilizes child centered play therapy, the humanistic therapy approach, and different mindfulness exercises in her practice.




Jolen  Philbrook

Jolen Philbrook Jolen loves to inspire and empower you, as you make the necessary changes in your life. She makes you feel relaxed with her easy going nature. She is compassionate, uplifting, and supportive.   Jolen’s warm and reassuring style helps you feel secure as she guides you to achieve freedom, strength, and success in your life. She believes each person has the power and answers within themselves as she guides you to finding them. She teaches you how to find the power within yourself to transform your perception, integrate and energize a new way of being with strength, balance and joy.

Jolen Philbrook holds a Behavioral Therapist degree and is a Certified Clinical Hypnotherapist along with being a Certified Life Coach. She is a graduate of The California Institute of The Healing Arts and Science. She has completed her advance training for spiritual awareness with the Church of Essence. She is a licensed Spiritual Practitioner with the Center for Spiritual Living. She has been studying the spirit, mind, body connection since 1976. Jolen is a #1 best-selling author of the Gratitude Book Project, Celebrating 365 Days of Gratitude, Reflections, The Power Of Your Dreams and her newest book From Tears to Triumph.