William Castillo, LMHC

William Castillo is a Washington-based Licensed Mental Health Counselor (LMHC) with 18 years of experience supporting people through complex emotional and relational challenges. He works with individuals facing depression, anxiety, trauma recovery, and relationship difficulties, applying evidence-based practices to guide meaningful change and emotional growth.

He emphasizes a compassionate, culturally responsive approach that honors each person’s background and lived experience. His practice often focuses on improving self-esteem, communication skills, and coping during major life transitions, as well as addressing social anxiety and post-traumatic stress. He gives particular attention to interpersonal themes such as attachment and abandonment concerns, blended family dynamics, and the effects of abuse.

William blends practical skills training with reflective exploration so clients can build resilience and deepen self-understanding. Through collaborative care tailored to each individual, he supports clients in developing coping strategies, strengthening relationships, and creating sustained pathways toward emotional well-being and personal transformation.

Evidence-Based Approaches and Online Therapy

William integrates cognitive and behavioral strategies that help identify unhelpful thinking patterns and teach practical skills for managing anxiety, stress, and low mood. These techniques focus on building coping tools and changing behavior in ways that support daily functioning and emotional balance.

He also uses trauma-informed methods that emphasize pacing, stabilization, and gradual processing to support recovery from trauma and abuse. In addition, relational and communication-focused work addresses patterns in attachment, conflict, and family dynamics to improve connection and problem-solving in relationships.

Choosing the right approach is a collaborative process. William partners with clients to assess needs, goals, and preferences and adapts techniques to find the best fit for each person’s situation.

Online therapy offers flexible access to licensed professionals through video calls, phone sessions, live chat, or text-based messaging, making it easier to fit sessions around work, caregiving, or travel. These formats allow therapists to deliver skills practice, guided reflection, and support in ways that align with a client’s schedule and comfort level.