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Meet our Board of Directors

Grete Zemans, President

Grete has been a Board member since 2014 and currently serves as President.  Grete has served in leadership positions for mental health organizations in Maine, and as a community health organizer in the Northeast. Grete also volunteers in Tanzania developing a continuum of care for children with HIV/AIDS.

Adria Moynihan Rusk, Vice President

Adria has been a Board member since 2012, and has a background in project management, creative administration and social services. A talented artist, Adria has a small business teaching art and providing design and administrative services to organizations and individuals.


Richard “Skip” White, Treasurer

Skip joined the Board in 2017 and presently serves as Treasurer. Skip is working as an independent health care consultant focusing on health plan/delivery system collaboration, primary care payment models and provider contracting. Previously, Skip was General Manager of Employer and Provider Partnerships at Martin’s Point Health Care for three years. Skip is currently on the Quality Improvement Committee at Maine Behavioral Health Care and the Community Advisory Committee at Maine Health Access Foundation. Skip resides in Portland.

Nadine Twagirayezu, Secretary

Nadine has been a Board member since 2014 and currently serves as Secretary. Originally from Burundi, she worked in international environmental, as well as in social justice education fields. Nadine works as a paralegal at Immigrant Legal Advocacy Project.

Amy Kustra Barksdale, MD

Amy has been a Board member since 2015. A former Medical Director at Greater Portland Health, Amy is an artist with a special interest in art’s role in the community and healing. Amy co-organized a nonprofit organization founded on non-toxic living called: “The Naked Truth Project.”

M. Isabella Borrero

Isabella joined the Board in May 2019. Currently the Public Health Lab Director for the City of Portland, she has a wide range of experience in the healthcare field including as a microbiologist, Community Health Worker, and medical interpreter. She is passionate about working in the community and joined the Board to help ensure we continue to provide culturally competent care, especially for the Latino community.

Victoria Foley

Victoria joined the Board in 2013. Victoria is the Director of Marketing for New England Cancer Specialists in Scarborough, Maine, and has a professional background in media and journalism. Victoria is also a state representative for Biddeford and volunteers with a number of nonprofit organizations, including Girls on the Run and Heart of Biddeford.

Gloria Herboldsheimer

Gloria has been a Board member since 2015. Gloria has considerable experience volunteering for healthcare education and advocacy programs benefiting women and increasing awareness of behavioral health services in New England.

Maurice Namwira

Maurice has been a Board member since 2014 and has served on the patient advisory committee.  Originally from the eastern Congo, Maurice is a qualified Community Health Outreach Worker in Portland with a background in human rights, peace-building, and advocacy.

Joyce Racine

Joyce has served as a Board member since 2014. She was previously a public school teacher and director of camp and extra-curricular programming in Baltimore and Freeport. She is a strong advocate in the community and at Greater Portland Health for programs supporting women, families, and the homeless.

Paul Santomenna

Paul joined the Board in 2018. The senior manager of communications at the MaineHealth Accountable Care Organization, Paul has a long history of working on public health and social justice issues with diverse communities, including native American tribes, immigrants and members of underserved urban populations. 

Eileen Skillings

Eileen joined the Board in 2015. Eileen previously served as the State President for one of the largest organizations of spouses, daughters and granddaughters of veterans. She has experience in the medical field, and served as a chairman of the State of Maine Committee for Certified Nursing Assistants.

Joelle Rutembesa

Joelle joined the Board in August 2018. She works as Development Associate at the ACLU of Maine and is on the board of Safe Space Radio, a show on difficult subjects to discuss. Originally from Rwanda, she worked for the Centers for Disease Control and Prevention (CDC), which kindled her passion for public health. Joelle is currently pursuing a Master's degree in Public Health at the University of Southern Maine.