Our Team of Professionals

Our team is here to support you on your pathway to wellness with personalized, therapeutic treatment.

Clinical Leadership

Roger Hardin, MA, MFT

Clinical Director / Psychotherapist

Depression • Anxiety • Mood Disorders • Substance Use • Couples & Families

View Bio →

Roger is a Licensed Marriage and Family Therapist with more than 30 years of experience supporting individuals and families in clinical and community settings. His collaborative approach helps clients build self-awareness, resilience, and healthier patterns of connection.

Christie White, B.A.

Founder & Program Director

Program Operations • Client Access • Behavioral Health

View Bio →

Christie co-founded Alta Vista Mental Health and leads program operations, client access, growth, and community-facing initiatives.

Our Therapists

Valerie Zwyssig, Ed.S, MFT, LADC

Psychotherapist

Co-Occurring Disorders • Addiction • Couples • CBT • ACT

View Bio →

Gloria Torma, LCSW, LMSW

Psychotherapist

Children • Teens • Adults • Couples • Anxiety • Depression

View Bio →

Lisa Caswell, MSW, LCSW

Psychotherapist

Children & Adults • Anxiety • Depression • Life Transitions

View Bio →

Dr. Keasha Walton-Ellis, PsyD, MFT

Psychotherapist

Teens & Adults • Trauma • Mood Disorders • Addiction

View Bio →

Brett Copeland, MA, MFT

Psychotherapist

Individuals • Couples • Families • Trauma-Informed Care

View Bio →

Shantell Desmond, MA, MFT

Psychotherapist

Individuals • Couples • Families • Trauma • EMDR

View Bio →

Brandon Ruby, MSW, LCSW-i

Psychotherapist

Adults • Trauma • Anxiety • Depression • Substance Use

View Bio →

Jessica Link, M.A., CPC Intern

Psychotherapist

Children • Teens • Adults • Couples • ADHD • Trauma

View Bio →

Courtney Kratz, MA, CPC-i

Psychotherapist

Depression • Anxiety • ADHD • Trauma & PTSD • Faith-Based Counseling

View Bio →

Ron Toft, CPC-i, NCC

Psychotherapist

Adolescents • Adults • Couples • Trauma • Relationships

View Bio →

Margaret Campbell, LMSW, LCSW-i

Psychotherapist

Children • Teens • Adults • Couples • Addiction

View Bio →

Marynne Aaronson, LMSW, LCSW

Psychotherapist

Grief • Life Changes • Anxiety • Depression • Compassion Fatigue

View Bio →

Allante Powe, LMSW, LCSW-i

Psychotherapist

Trauma • Anxiety • Self-Esteem • Resilience

View Bio →

The People Behind Your Care

From your first call to insurance questions and ongoing support, our administrative team helps make your experience at Alta Vista as simple and welcoming as possible.

Kimberly Holbrook, B.A.

Client Intake / Administration

New Client Support • Intake • Administration

Breanna Aguirre

Client Benefits & Billing Specialist

Insurance Benefits • Billing • Client Support

Different Journeys. A Common Path Forward.

Your Pathway to Wellness