About Guillaume Counseling
Guillaume Counseling is a group mental health practice serving clients in Oregon and California and led by Nahomie Moise Guillaume, MS, MBA, LMFT. The practice is incorporated in Oregon as Guillaume Counseling Services, P.C., doing business as Guillaume Counseling, and in California as Guillaume Marriage and Family Counseling of California, P.C., doing business as Guillaume Counseling and Guillaume Marriage and Family Counseling.
We provide outpatient mental health and relationship counseling for individuals, couples, and families, with an emphasis on early intervention, prevention, and treatment of mild to moderate mental health concerns. Care is individualized, evidence-based, and culturally responsive.
We welcome clients of all backgrounds, cultures, identities, and belief systems. Our services are primarily secular, while faith-based and Christian counseling are available upon request for clients who wish to incorporate their personal faith, spirituality, or values into therapy.
Mission
We are an avenue of hope, healing, and support for families by working directly with individuals and couples to foster love, respect, health, and safety within the home. Through mental health and relationship counseling, we integrate faith, science, and wisdom to serve diverse communities through culturally specific care.
Vision
Impacting the world through tangible hope, healing, and support for families where children can grow in a safe, secure, and healthy environment.
Our Core Principles
Board of Directors

Nahomie Guillaume, LMFT, MS, MBA
President

Ernst Guillaume, MBA
Treasurer

Prisca Saint-Hiliare, MSW, LCSW
Secretary and Clinical Quality Improvement Advisor

Paulony Saint-Hilaire, MBA
Compliance and Regulatory Affairs Advisor
Administrative & Clinical Leadership

Nahomie Moise Guillaume, MS, MBA, LMFT

Ashley Anne Oakes, LICSW, LCSW, SUDP
Clinical Supervisor – Oregon and California
Oregon LCSW #L11990 , California LCSW #130871
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Jennifer Moorhead, MA, LPC, CADCII
