Our Board of Directors oversees the operations of Greater Portland Health. As a federally-qualified health center, our patient-majority Board of Directors is representative of our service area geographically as well as by demographic factors such as race, ethnicity, and gender. Their governance helps to ensure that patient input is at the forefront of our health center decisions.

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. 

M. Isabella Borrero

Vice President

Isabella joined the Board in May 2019. Currently the Family and Community Engagement Specialist with the Multilingual and Multicultural Center at Portland Public Schools, she has a wide range of experience in the healthcare field including as a lab director, microbiologist, Community Health Worker, and medical interpreter. Isabella 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.

Christine Caulfield


Christine is a retired Maine public school teacher and a patient at Greater Portland Health. She is a volunteer for MaineTransNet, a non-profit organization advocating for and supporting Maine’s transgender community. She is a very happy grandparent of three very young kids, a gardener of flowers and veggies, an avid hiker with her trusty super-Labrador, and a veteran of the United States Marine Corps.

Richard “Skip” White


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.

Bibiche Bekoka

Bibiche Bekoka is originally from the Democratic Republic of the Congo and has a Bachelor’s degree in Information Technology. She works as a Multilingual and Multicultural Specialist for the South Portland School Department.

Chris Dana


Chris has been a Board member since 2021. Chris currently works as an attorney at Unum Group, focusing on corporate transactions and governance. Prior to Unum, Chris was a counsel for Martin's Point Health Care, where he served as the day-to-day legal counsel for all aspects of the organization's insurance and health care center operations. Chris' service on the Board stems from his legal experience and his strong support for the New Mainer community and the Portland Public Schools.  

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.

John Skeen


John is a painter, composer and poet. He combines visual art and music and the spoken word in a kind of conversation. He's interested in how the arts in general promote and encourage healing, both physical and mental.

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.

Grete Zemans


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.