David Guggenheim, PsyD

Trevor Ramkissoon, LPC, LMHC, is a Licensed Professional Counselor in New Jersey and a Licensed Mental Health Counselor in Washington. For more than 20 years, he has worked with individuals, couples, and families in both clinical and corporate settings. His background includes therapy, crisis intervention, clinical supervision, and behavioral health consulting. He holds a Master’s in Counseling from Kean University and a Bachelor’s in Psychology from Montclair State University. Trevor’s approach integrates Cognitive Behavioral Therapy (CBT), Eye Movement Desensitization and Reprocessing (EMDR), mindfulness, and holistic care to support the whole person—not just the problem.

Patients can expect Trevor to listen carefully, ask thoughtful questions, and help identify patterns that bring clarity to their experiences. He values honesty and open communication, even when discussing difficult topics. His goal is to help patients feel grounded, confident, and empowered to navigate life’s challenges.

Trevor begins with an open conversation to understand what’s been happening and what patients hope to change or explore. Together, he and his patients set goals and develop a plan tailored to their pace and comfort level, creating a collaborative path toward lasting growth and well-being.

Robert Trujillo is a Licensed Professional Counselor in Texas, practicing since 2020. He brings diverse experience from working in jails, behavioral health hospitals, and private clinics, which allows him to understand and support clients from many different backgrounds. Trained in cognitive behavioral therapy (CBT) and other evidence-based approaches, Robert tailors' treatment to meet the unique needs of each individual.

Robert creates a supportive and conversational environment where clients feel heard and respected. He strongly advocates for each client’s well-being and works to empower them to take control of their symptoms. Open communication is central to his approach, and he believes therapy is most effective when clients and counselor collaborate to set clear, achievable goals together.

In the first session, Robert introduces coping skills rooted in CBT to provide immediate support. He partners with clients to identify their concerns and build individualized treatment plans that fit their lives. Throughout therapy, he guides clients in restructuring unhelpful thoughts, balancing emotions with rationality, and practicing new skills. His ultimate goal is to equip clients with tools they can confidently use long after therapy ends.

Tamara McKlveen is a licensed mental health counselor and national certified counselor who has worked in the mental health field for the past seven years. Tamara is a compassionate mental health advocate who focuses on client-centered, strength-based techniques to support positive life changes. She has an eclectic style driven by client interest. She received her MA in Mental Health Counseling from South University in West Palm Beach, Florida. She has worked as a counselor, Social Service Coordinator and Social Service Manager for a Florida non-profit agency servicing adolescents and their families, helping to overcome barriers to communication, education and future success. Tamara has focused her work on clients struggling with trauma, depression, anxiety, and mood disorder. She has also worked with teens struggling with eating disorders and issues specific to the LBGTQ population. She has a special interest in families coping with Autism and other special needs. ‍

Katy Childress, LPC, has been licensed in Arizona since 2004. She holds a Master of Counseling degree from the University of Phoenix and has worked in a variety of treatment settings. With extensive experience supporting children, adults, couples, and families, Katy brings a well-rounded and compassionate approach to every session.

Katy is deeply passionate about being a therapist and considers it a privilege to walk alongside people on their journey toward healing and growth. She prioritizes building a strong therapeutic relationship by creating a welcoming, safe space where clients feel heard and respected. She values open, honest communication and actively invites feedback throughout the process.

Katy’s approach is client-centered and flexible, focusing on meeting people where they are emotionally and mentally. She works collaboratively with clients to develop meaningful goals and tailor treatment plans that align with their needs, energy levels, and readiness for change. Her process emphasizes steady progress and mutual trust.

Natalie Zamudio is a Licensed Clinical Social Worker (LCSW) in Arizona and Colorado, and a LICSW in Washington. She holds an MSW from Western New Mexico University and a Master’s in Health Psychology from Grand Canyon University. Natalie has extensive experience in outpatient therapy, inpatient psychiatric and medical settings, care coordination, and crisis intervention. She is skilled in CBT, mindfulness, motivational interviewing, and solution-focused therapy, and is fluent in Spanish, supporting culturally diverse populations.

Natalie creates a collaborative, supportive environment where patients feel respected, understood, and empowered. She emphasizes open communication, cultural sensitivity, and trauma-informed care, balancing practical coping strategies with deeper exploration of challenges to promote resilience and sustainable growth.

Natalie begins with a thorough assessment of each patient’s history, symptoms, and goals. She develops individualized treatment plans integrating evidence-based practices and provides psychoeducation and practical tools. She continuously collaborates with patients to adjust care, addressing both symptoms and root causes for long-term healing.

Helmi Henkin, LCSW, graduated from The University of Alabama with a Bachelor of Science in Psychology and French and earned her Master of Social Work from the Brown School at Washington University in St. Louis. She brings 10 years of experience working with children, teens, and adults in residential and outpatient facilities, schools, and private practice.

Helmi is a proud member of the LGBTQ community and prioritizes a person-centered approach to care. She values cultivating a safe and affirming environment for all patients, regardless of identity. Her primary therapeutic approach is Acceptance and Commitment Therapy, which guides her collaborative and compassionate work with clients.

During the first session, Helmi conducts an intake to understand each patient’s background, concerns, and goals. She develops treatment plans collaboratively to ensure they are tailored and meaningful. Known for her empathy and use of humor, she builds rapport with patients while guiding them toward personal growth and well-being.