Anita Rosenberg, LPC

Susan is a Licensed Professional Counselor in Texas. In 2005, she began working in the mental health field by volunteering as a domestic violence advocate for a local women's shelter. She graduated from Texas State University with a bachelor's degree in psychology and continued her education by obtaining a master's degree in counseling from St. Edwards University. Over the years, Susan has worked with several universities, group practices, and community mental health clinics. Susan received CBT training from the Beck Institute and is also trained in EMDR. She works with clients experiencing anxiety, depression, life transitions, feelings of shame and guilt, trauma, and emotional abuse.

Susan understands that seeing a new therapist can be intimidating. She wants all of her clients to know that she is a safe space and that your feelings and experiences do matter.

Susan uses a holistic approach when working with clients. She also uses unconditional positive regard. Both therapist and client work together to create treatment goals. Techniques used include Cognitive Behavioral Therapy, Trauma Informed CBT, Solution Focused Brief Therapy, Rogerian and EMDR.

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Jennifer Maguire is a Licensed Professional Counselor in New Jersey with over 25 years of experience supporting individuals through life’s most complex challenges. She holds degrees from Rutgers University, Rowan University, and the University of Phoenix.

Jennifer Maguire approach is warm, interactive, and client-centered, guided by empathy, respect, and collaboration. Jennifer draws from evidence-based practices such as CBT, DBT, Solution-Focused Therapy, and trauma-informed care. She works closely with each client to identify strengths, clarify goals, and create a personalized treatment plan that fosters healing and growth.

Jennifer Maguire supports clients in understanding how their thoughts, emotions, and behaviors connect, and teaches skills like mindfulness, distress tolerance, and emotional regulation. Jennifer believes therapy is a partnership where clients feel heard, empowered, and respected. Her goal is to help individuals move toward a life of greater peace, connection, and fulfillment.

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Donna Duggan, LMHC, earned her Bachelor of Science in Criminal Justice from the University of Massachusetts and a Master’s Degree in Clinical Counseling from Walden University. Her professional journey began in law enforcement, later leading to education and mental health advocacy. Donna’s work as a crisis advocate for survivors of sexual assault and domestic abuse inspired her to pursue counseling full time. Since earning her graduate degree in 2015, she has worked extensively with children, families, and adults, specializing in trauma recovery and empowerment.

Donna values open communication and believes in creating a warm, supportive environment where patients feel respected and understood. With over fifteen years of experience helping individuals heal from trauma, she views the therapeutic process as an opportunity for patients to reclaim their voices and move from “victim to survivor” on their own terms. Patients can expect empathy, collaboration, and a strong sense of safety in her care.

Donna begins each therapeutic relationship by establishing trust and safety, encouraging honest dialogue around personal and family challenges. She integrates education, reflection, and resource sharing on topics like communication and conflict resolution. Together with patients, she develops personalized short- and long-term goals rooted in their individual and cultural values, ensuring therapy supports meaningful and lasting growth.

Dr. David Guggenheim is an experienced clinical psychologist and health care administrator. He has worked with patients at different stages of life, including children, adolescents, and adults, and he has treated patients living with a wide range of mental health conditions, including anxiety, depression, post-traumatic stress disorder (PTSD), substance use, and attention-deficit hyperactivity disorder. Dr. Guggenheim has specific training in Trauma-Focused Cognitive Behavioral Therapy, Motivational Interviewing, and foundational training in dialectical behavioral therapy. Prior to joining Talkiatry, Dr. Guggenheim served as the Chief Behavioral Health Officer at Callen-Lorde Community Health Center in New York City, specializing in LGBTQ+ health care. In that role, he oversaw teams of providers including psychiatrists, psychologists, and social workers, who collectively provided care to thousands of patients in the New York metropolitan area. While at Callen-Lorde, he also served as co-chair for the behavioral health subcommittee of the Community Health Center Association of New York State; worked as an Adjunct Professor at Post University; and performed volunteer clinical work at the Weill Cornell Center for Human Rights. Before joining Callen-Lorde, Dr. Guggenheim worked as Associate Chief Behavioral Health Officer at Community Health Center, Inc., a federally qualified health center in Connecticut. A recognized expert, Dr. Guggenheim has delivered lectures to audiences ranging from medical schools to corporate executives, and he has been quoted in national media including The Advocate, Yahoo Finance, and Teen Vogue. Dr. Guggenheim has also been honored with an Early Career Achievement Award from the American Psychological Association in 2016. Dr. Guggenheim received his Bachelor of Arts from the University of Connecticut in 2002 and his Doctor of Psychology in Clinical Psychology from the American School of Professional Psychology at Argosy University/Washington, DC in 2009.

Catherine is a graduate from the City University of New York (CUNY) Brooklyn College where she received her Master's Degree in Mental Health Counseling. She is a Licensed Mental Health Counselor experienced in working with adults that struggle with an array of different issues for the past 7 years, both in outpatient and private practice settings. Coupled with her empathic and non-judgmental attitude, she uses a person-centered approach when working with clients. She strives to meet the clients where they are at. Catherine has a passion for helping others reach their full potential, rebuild their confidence, and gain a better insight into themselves through using psychodynamic and CBT interventions. She promotes and encourages "progress over perfection."

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.