family of three walking on beach at sunset. mother, father, teen son

Meet Our Team


Grace Walsh, MEd, LPC
Licensed Professional Counselor

Grace Walsh, M.Ed., LPC graduated the University of Houston with a B.S. in Psychology and a M.Ed. in Counseling.  She completed her master's degree practicum in the counseling center at the University of St. Thomas.  Grace has volunteered at Bo's Place, a bereavement center, as a co-facilitator and received training in grief counseling.  She has also volunteered at the Houston Area Women’s Center as a sexual assault counselor and received training in crisis counseling.  Grace has worked at the Menninger Clinic where she was a Mental Health Associate and also provided individual outpatient counseling at Menninger during her internship. She has received training in the Mandt System and Acceptance and Commitment Therapy (ACT). Grace offers counseling services for relationship issues, grief and loss, trauma work, family issues, self-esteem, and phase of life problems. 

Olan Latin, MA, LPC
Licensed Professional Counselor

Olan Latin, LPC, graduated from Rice University with a B.S. in Psychology.  He was also on an athletic and academic scholarship as a member of the Rice Owls football team. Olan obtained his MA in Counseling from Houston Graduate School of Theology in which he graduated cum laude. He completed his master’s degree practicum at Cypress Creek Hospital.  At this psychiatric hospital he was able to work with a variety of outpatient, inpatient, adult, adolescent, chemically dependent, and mentally troubled clients. 

Teresa Flores, LCSW

Licensed Clinical Social Worker
Consulting Clinician

Bilingual: English-Spanish

Teresa Flores LCSW is a licensed mental health professional in the state of Texas with over 20 years experience in mental health (children and families), social work/healthcare, legal, immigration and Latino issues advocacy, adoption and aging population. Teresa received her BA in psychology from the University of St. Thomas and MSW from the University of Houston.  Her diverse professional and personal experiences bring a unique and global perspective in working with clients and families.  She was born in Dallas but was raised by immigrant parents from Mexico and Cuba. She is fully proficient in Spanish and English. Her strong and diverse work experience includes MHMRA, Mentor Inc, Spaulding for Children, M.D.Anderson Cancer Center, Vericare, and other organizations.


Maria Zavala, MS, NCC, LMFT, LPC
Licensed Marriage and Family Therapist & Licensed Professional Counselor
National Certified Counselor
Bilingual: English-Spanish

Maria Zavala M.S, NCC, LMFT, LPC, graduated from the University of Houston/Downtown with a B.S. in Psychology and Our Lady of the Lake University with an M.S. in Psychology . She completed her master’s degree practicum and worked as a counselor for a total of 4yrs. at the Montgomery County Juvenile Probation Department. She has completed the certificate programs for sex therapy and play therapy and is working towards the credentials of Certified Sex Therapist (CST) and Registered Play Therapist (RPT). She has worked with a variety of clients including inpatient, adult, adolescent, children, families, chemically dependent, immigration, Latino and cultural issues, and mentally troubled.  She was born in California and raised by parents from Mexico. 


Dr. Tonya Peavy, PsyD, LPC
Licensed Professional Counselor

Dr. Tonya Peavy, PsyD, LPC, earned her doctoral degree in psychology at California Southern University. She completed her pre-doctoral internship at Behavioral Hospital of Bellaire. Dr. Peavy also earned a Bachelor of Science degree in Child and Family Development from Texas Southern University and a Master of Science in Counseling Psychology from Walden University. She has dedicated her career working with children and their families.  Dr. Peavy has worked as a therapist to youth involved in the juvenile justice systems in the District of Columbia, Virginia, New York City and in her hometown, Houston.  She has worked in the public school system as case manager/therapist to address problematic behavior that contribute poor school performance and school drop-out.  Dr. Peavy is committed to working closely with parents of children with problem behaviors.  She most enjoys partnering with parents to improve family systems that contribute to their child’s disruptive behavior patterns in the home, school, and community.  Dr. Peavy also conducts anger management training.

Dr. Geo Quintanilla Hirshenbaum, Ph.D.
Licensed Clinical Psychologist
Bilingual: English-Spanish

Maggie Ybarra, M.S., LPC, CRC
Licensed Professional Counselor
Certified Rehabilitation Counselor

Bilingual: English-Spanish

Charmaine Simmons, M.S., LPC
Licensed Professional
& Psychological Testing / Assessment

Sarah Arango, Ed.M., M.A.
Clinical Assistant to Dr. July
Psychology Doctoral Student, University of Texas at Austin

Bilingual: English-Spanish

Holly Strecker, M.A., LPA
Licensed Psychological Associate
Consulting Clinician

Holly Strecker, M.A., LPA received her Bachelor’s degree in Psychology from Hiram College, in Hiram, Ohio before moving to Texas to complete a Master’s degree in Clinical Psychology from Sam Houston State University. She completed her Master’s degree practicum at Montgomery County Women’s Center, as well as an assessment practicum at Sam Houston State University’s Psychological Services Center. She is experienced in conducting psychological and neuropsychological assessments and conducting clinical interviews. Holly has worked with individuals of all ages with a variety of mental health diagnoses. She will be branching out into teaching for the fall of 2015 at Lone Star Community College. 

Timberly Lewis, M.Ed., LPC
Licensed Professional Counselor

Timberly Lewis, LPC, graduated from The University of North Texas with a B.A. in Psychology.  She obtained her M.Ed. in Counseling from The University of Texas at Austin. She completed her master’s degree practicum at Austin Independent School District and The University of Texas at Austin. Timberly has worked in pediatric psychiatry, college-counseling centers, and in outpatient settings with children, adolescents, adults, couples, and as a parent educator. She is also trained in Level 2 of Gottman Couples Therapy.


Juanita Martinez

Office Manager
Bilingual: English-Spanish

Juanita has several years of experience as a health care office professional. She earned her Certified Medical Assistant designation at the Coleman College for Health Sciences of the Houston Community College. Juanita graduated Waltrip High School where she was a member of the JROTC. On weekends she is a proud and enthusiastic soccer mom.

Nadia Contreras
Administrative Assistant
Bilingual: English-Spanish