board of directors


Madeleine Scammell, Ph.D, Chair (she, her, hers)
Assistant Professor of Environmental Health, Boston University School of Public Health

Madeleine is the principal investigator on several research initiatives that seek to determine the compounded effects of environmental and public health threats with social stressors. Dr. Scammell is a Chelsea resident, environmental justice activist and a prominent member of the Chelsea Board of Health.


Marcos Luna, PhD., Vice-Chair (he, him, his)
Professor of Geography, Salem State University

Marcos is a Professor of Geography and the Coordinator of the Geo-Information Sciences Graduate Program at Salem State University. He uses GIS technology to work with community partners to identify and address environmental justice issues locally and in the region, from transit (in)justice to climate change. He lives in East Boston with his wife and cats.


Gerry McCue, Treasurer (he, him, his)
Retired, Executive Director for Administration and Finance, Chelsea Public Schools

Gerry is an experienced public sector finance administrator with over 38 years of service in State and local government. Gerry holds a degree in Public Administration from Bentley University and a Master's Degree in Organizational Studies from Boston University. Gerry also serves as Treasurer for the Kiwanis Club of Chelsea and Assistant Treasurer for the Chelsea Education Foundation and is a Board member for the Cambridge Health Alliance and the Somerville Health Foundation.  Gerry has been a partner with GreenRoots on many initiatives over the past fifteen years and helps to ensure the organization’s financial solvency.

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Yahya Noor, Clerk (he, him, his)
Community Connector, Massachusetts General Hospital's Chelsea Health Center

Yahya is vastly knowledgeable in community-wide activities as he manages the website; and he works with several refugee populations and residents in need of medical attention. Yahya is a Chelsea homeowner, father and humble community leader.


Eugene Benson, Member (he, him, his)
Retired, Environmental and Land Use Lawyer and Educator

Eugene “Gene” Benson is an accomplished and experienced lawyer with a vast background in environmental law and justice. Through Gene’s work at ACE, he represented Chelsea residents on a variety of campaigns to bring about environmental justice. These include providing legal strategy and advice to prevent the permitting of a dirty diesel power plant across from Chelsea’s only public elementary school; and achieving a $1 million mitigation settlement from an oil spill into the Mystic River and Chelsea Creek. Gene is an adjunct professor at the Boston University Metropolitan College graduate program in City Planning and Urban Affairs and an adjunct clinical professor of environmental health at the Boston University School of Public Health.


Jovanna Garcia-Soto, Member (she, her, hers)
GrassRoots International's Program Coordinator for Latin America and former Environmental Justice Program Director for the Green Space Committee, 

Jovanna has a Master's Degree in Environmental Management from Metropolitan University in San Juan, PR and is trilingual in Spanish, Portuguese, and English. She has a strong background in leading statewide campaigns, working with youth and in engaging environmental justice populations throughout Latin America and the US> She is originally from Puerto Rico where she helped mobilize students to end the US military occupation of Vieques. She also spent time working in Brazil with the riverine communities in the Amazonian region.


Grace Muwina, Member (she, her, hers)
Community Activist

Grace Muwina is a dedicated and passionate community leader and activist.  She plays a prominent role in many organizations and has been involved in the Chelsea Public Schools as an engaged parent. Grace has been a GreenRoots member for several years and has spoken at numerous conferences and events, participated in marches and protests and works persistently to bring about social and environmental justice. Grace is a former Chelsea resident, wife, mother, and fierce advocate for the health and well-being of all Chelsea residents.


Sandra Perdomo, Member (she, her, hers)
Community Activist

Sandra learned about and became involved in environmental justice work through a leadership training GreenRoots offered. After the training, she became an active member, attending monthly meetings and regular community events.  Inspired by the community effort to improve our neighborhoods, Sandra and her family got more and more involved.  Sandra and her daughter traveled with a delegation from Chelsea to Washington D.C. to highlight the importance of climate change.  Then a few months later, Sandra joined another Chelsea and Boston delegation to travel to Toronto to learn successful lessons of community revitalization of the waterfront.  Sandra uses lessons learned in Toronto to help Chelsea imagine an improved waterfront.  Sandra is a Chelsea resident, mother and wife.

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John Valinch, Member (he, him, his)
Private Equity Research Analyst, UNITE HERE

John is a Chelsea resident, dedicated and passionate activist and former youth leader. John currently serves as a Private Equity Research Analyst for UNITE HERE, an International Union representing over 270,000 hotel, gaming, and food service employees. In addition, John has played a pivotal role in the creation of Hospitality Employees Advancement and Training, (HEAT) Inc., a new workforce development organization in Miami, FL designed to provide hospitality workers with the training and skills needed to earn sustainable living wages and benefits in South Florida.

John graduated Summa Cum Laude from the University of Massachusetts Boston in 2014 with a B.A. in Political Science and Public Policy, receiving the Roger Feinstein award distinction in public policy; and is presently enrolled in the dual Masters in Public Policy and Masters in Business Administration programs at Brandeis University.


Roseann Bongiovanni, Executive Director (she, her, hers)

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For the past 21 years, Roseann has implemented and managed the environmental justice work carried out in Chelsea, formerly through the Green Space Committee and now thru GreenRoots. Roseann managed the transition of this community based committee into an independent organization with a home on the Chelsea Creek. Roseann’s accomplishments include raising $1.5 million dollars to vision, design and create, with the community, Creekside Commons Park; leading an effort to transform an abandoned parcel of land into a beautiful playground and community garden built in one day with 250 volunteers and leading the successful grassroots organizing campaigns to defeat the construction of a dirty diesel power plant in Chelsea; and to stop ethanol “bomb” trains from traveling through 90 communities in Massachusetts to a Chelsea Creek facility. Roseann managed two economic stimulus funded projects exceeding $2 million that significantly improved Chelsea’s air quality.

Roseann is a lifelong Chelsea resident and former City Councilor. She has a Masters of Public Health from Boston University and was the recipient of numerous awards, most notably Alternatives for Community and Environment Founders’ Award in 2001, the National Oceanic and Atmospheric Administration Environmental Hero Award in 2006 and the All Chelsea Award “Adult Resident of the Year” in 2007. She is a mother of two feisty, strong-minded children. 

Email Roseann extension 1


Leslie Dominguez-Santos, Grant Writer (she, her, hers)


Leslie is a passionate advocate, organizer and writer for justice. She has advocated and organized in Chelsea, Chicago, Cape Cod and the Dominican Republic. Most of her work has centered on access to affordable housing, programs addressing homelessness, and immigrants’ rights.

Leslie has a Masters in Social Work through Boston College’s Community Organizing, Planning, Policy and Advocacy Program. She is bilingual and bicultural. Leslie is the mother of three talented, intelligent, funny and kind children. She loves her garden, hiking, biking and paddleboarding and believes strongly in everyone’s right to access their own waterfront and green spaces

Email Leslie extension 9


Gabriela Cartagena, Waterfront Initiative Organizer (she, her, hers)


Gabriela is a lifelong East Boston resident, artist, and educator. They’ve been able to lead and mobilize popular education around immigration reform locally in East Boston and around digital legal narratives in the Caribbean and by the U.S. - Mexico border. As a first generation Salvadoreña Hondureña Bostonian, her families’ mixed status has always inspired her to work locally and abroad with disproportionally harmed communities and neglected lands. Gabriela is excited to work with GreenRoots and her community by the Eastie-Chelsea Creek, she’s eager to develop the waterfront con el pueblo, with the community.

On her off days catch ‘em in the shadows editing on Adobe or in the sun by the ocean. 

Email Gabriela extension 5


Adela Gonzalez, Junior Organizer (she, her, hers)


Adela was an active member of the ECO youth crew member who recently graduated from Chelsea High School and is attending Umass Boston where she will major in Human Services with a goal of transferring to a college where she can earn a Bachelor’s Degree in Social Work. 

As a graduating member, she joins the GreenRoots staff as a Junior Organizer. In this position, she will be working with ECO youth crew to support their work plan, offer advice and assistance as a former crew member and help to engage even more youth in activities and campaigns to build their leadership skills and ownership over their community. She will also be working with other GreenRoots staff to conduct community organizing and base building work on the myriad environmental justice issues facing Chelsea residents.

In her spare time, Adela enjoys volunteering. Adela is a bright young woman who epitomizes all the good Chelsea has to offer.

Email Adela extension 7


Sarah Levy, Transit & Environmental Justice Organizer (she, her, hers)


Before joining the GreenRoots team, Sarah was a community organizer in Somerville focusing on affordable housing and displacement issues. She is passionate about language access and multilingual justice, and came to GreenRoots first as a Spanish interpreter through the Boston Interpreters' Collective, a community-based group that offers interpretation as well as trainings grounded in popular education. Through this work, Sarah has seen the connections between all of these systemic issues, and is excited to be working with GreenRoots around the intersection of public transportation/mobility issues and immigrants' rights.

When she's not working, Sarah can be found rock climbing or eating large quantities of chocolate.

Email Sarah extension 6


Yaritza Morales Gonzalez, Director of Operations (she, her, hers)


Yaritza is a lifelong Chelsea resident and former youth organizer, who began working with GreenRoots at the age of 14.  After completing four years with the ECO Youth Crew, she joined the team in carrying out special events and community organizing campaigns.  Over the past several years, Yaritza has taken on more administrative and managerial experience.  Now, she oversees the organization’s financial reporting and bookkeeping, human resources, data management and communication strategies.  She also provides programmatic, managerial and development support. 

Yaritza is bilingual in Spanish and English,  is the mother of two intelligent daughters and is working towards her Bachelors Degree in Business Management. 

Email Yaritza extension 3


Leilani Mroczkowski, Food Justice Organizer - Youth Coordinator (they, them, theirs)


Hailing from the Midwest, Leilani has been living and growing in Massachusetts since 2011 and growing food, designing and installing landscapes, and teaching people of all ages how to grow through an environmental and racial justice lens. Leilani is passionate about community building and organizing. When their hands are not in the soil, Leilani can be found bopping around Boston on their trusty two-wheeled, non-motorized steed named, "Big Red" experiencing all that life has to offer.  Leilani is bicultural and proficient in Spanish.

Email Leilani extension 0

Photo Credit: Raya on Assignment


María Belén Power, Associate Executive Director (she, her, hers)

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Prior to joining GreenRoots, Maria Belen was the Lead Organizer for the Green Space Committee. She oversees GreenRoots’ environmental justice campaigns and supports the work of the ECO youth crew, Junior Organizer and Research Assistant. Maria Belen represents GreenRoots in the Green Justice Coalition of the Greater Boston Area as well as national movements for environmental and climate justice. 

Growing up in a bicultural family in Nicaragua, the second poorest country in the western hemisphere in the aftermath of a revolution, coupled with her work as an organizer in migrant communities has informed her understanding of social justice and the need for systemic change. Maria Belen's work organizing with undocumented immigrants, day laborers, and public housing tenants has deepened her understanding of economic, social and environmental issues.

Maria Belen will be a Neighborhood Fellow working towards her Masters Degree in Public Policy at Tufts University's Urban and Environmental Policy and Planning Department. She successfully completed a year-long certificate program in Nonprofit Management and Leadership with the Institute for Non-profit Management and Leadership at Boston University.

Email María Belén extension 2


Noemy Rodriguez, Waterfront Initiative Organizer (she, her, hers)


Noemy is Salvadoreña from the San Vicente province. She graduated high school in El Salvador and completed two years in the University Panamerican of El Salvador. During her studies, she led a group of high school youth and participated in a group called “Calls for Dignity” that worked to defend women’s rights in El Salvador. In 2007 Noemy immigrated to the United States in search of better opportunities. In 2013 Noemy moved to East Boston for a better quality of life and easy access to the MBTA. When living in East Boston, Noemy faced eviction with three of her young sons which is when she got heavily involved with organizing around displacement with City Life\ Vida Urbana. Ever since she’s organized in East Boston with people with similar struggles and has participated in various public forums, manifestations, and community events. She has also been very active in campaigns to keep families together by the U.S. - Mexico Border.

In her free time, she loves to talk and help people understand their fundamental human and tenants’ rights. She enjoys inviting people to join the movement, la lucha, for a better life free of forced displacement, free from depression, and for environmental justice to ensure clean air for all families in her neighborhood of East Boston.

Email Noemy


John Walkey, Waterfront Initiative Coordinator (he, him, his)


John is an East Boston resident who has been committed to the work of the Chelsea Creek Action Group (a cross-Creek coalition of Chelsea and East Boston residents, organized in Chelsea by GreenRoots) for the past fifteen years and the movement for environmental, climate and transportation justice. Previous employment with Alternatives for Community and Environment (ACE) and the Urban Ecology Institute equip John with the knowledge, relationships and understanding of community organizing, project implementation and strategic planning that will help advance, strengthen and grow GreenRoots work.  John’s technical capacity in GIS, database development and web-based technologies complement his program management experience in the Greater Boston area and in Central America.  John is bilingual in Spanish and English and has a unique sense of humor.

Email John extension 4


eco crew

From left to right:  Katherine Zelaya, Jasmin Lainez, Alanis Muñoz, Shakaya Perkins Moore, Jary Perez and Bryan Hernandez

From left to right: Katherine Zelaya, Jasmin Lainez, Alanis Muñoz, Shakaya Perkins Moore, Jary Perez and Bryan Hernandez

The Environmental Chelsea Organizers (ECO) is a team of Chelsea teens working to improve their community by engaging other youth in campaigns and projects to bring about environmental, economic and social justice. ECO works on projects identified by themselves or peers that are worrisome or concerning to youth. ECO consists of six youth from Chelsea.

Email the ECO Crew extension 8