The staff works to advance our transportation advocacy, implement the five restructuring commitments, and build a people-centered work environment. We work to achieve transportation justice through community engagement, coalition building, and statewide transportation policy.

Raylen DziengelewskiRaylen Dziengelewski

Coalition and Advocacy Manager

Pronouns: She/her/hers

Raylen is the Coalition and Advocacy Manager at Transportation for Massachusetts, supporting and leading coalition member relations and events, expanding the coalition’s statewide outreach, and supporting campaign planning. A native of Southwick, MA in the Pioneer Valley, a car dependent town, Raylen gained interest in active transportation and the bicycling advocacy community while working at a Cambridge bike shop as Sales Manager. She studied biology at the University of New Hampshire, where she also played Division I ice hockey. Prior to T4MA, she was the Director of Operations at Brazo Fuerte Artisanal Beer. From her past work to today with T4MA, her passion is connecting people with where they need to go and what they strive to do.

Elise MasonElise Mason

Community Engagement Manager

Pronouns: She/her/hers

Elise is the Community Engagement Manager at T4MA, fostering and facilitating relationships between coalition member organizations and partners, and empowering coalition members to engage in dialogue and action to create transformative policy change at the local, state, and regional levels. Raised in Springfield, MA, Elise holds a master’s degree in environmental science and management from the University of Rhode Island along with a graduate certificate in community planning. An environmental steward and upholder of Black feminist politics, Elise’s array of experience in the healthcare, food service, and academic fields informs her vision for a deeply community-centered transportation system across the Commonwealth. She currently resides in Fall River, MA with her plants and two guinea pigs.

Pete WilsonPete Wilson

Senior Policy Advisor

Pronouns: He/him/his

Pete is a Senior Policy Advisor at T4MA, responsible for helping to guide the coalition’s advocacy work with the legislature and administration. Pete is a longtime communications and policy advisor who has experience in municipal and state government as well as campaign consulting. He served as the Legislative Director for the Massachusetts House Committee on Ways and Means from 2009-2011, and as press secretary and policy advisor to former Senate President Stan Rosenberg. He was named the 2016 Press Secretary of the Year by the State House Press Association and served as a member of Treasurer Goldberg’s Alcohol Task Force. Pete is a graduate of the University of Colorado at Boulder and holds a Master’s Degree in History from The George Washington University. In his free time he enjoys downhill skiing, playing golf, cycling, and spending time with his family.

Core Leadership Team

The Core Leadership Team was formed in December 2022 and is dedicated to seeing the restructuring process through. We are responsible for operationalizing the five restructuring commitments and transforming T4MA.

Sara ArmanSara Arman

Director of Health Equity and Policy

GreenRoots, Inc.

Pronouns: She/her/hers

Sara Arman is a Chelsea resident and proud graduate of Chelsea Public Schools. At GreenRoots, she works to address health disparities through community organizing and policy and identifies connections between the built and natural environment and health outcomes. As a community organizer, she has led several campaigns and projects including a vaccine equity initiative, a project to reduce the SNAP Gap in Chelsea, and managed the distribution of thousands of dollars in emergency assistance. Sara received her Master's in Urban Planning from the Harvard Graduate School of Design and her undergraduate degree from Tufts University. Outside of work Sara serves on the board of the Comunidades Enraizadas Community Land Trust and likes to bake and spend time with friends.

Noemi ‘Mimi’ RamosNoemi ‘Mimi’ Ramos

Executive Director

New England United 4 Justice

Pronouns: She/her/hers

With a fresh pair of eyes from the neighborhoods of Boston and a savvy way of thinking and shaping community and political organizing, Noemi, aka Mimi, has over 19 years of experience in grassroots organizing that centers on social, racial, and economic justice. She is a young Black Latina from Dorchester who learned how to navigate the political system, in order to help others become a voice in their own community. Mimi has gained most of her experience from working on direct advocacy issues such as earned Sick, Early Education, housing Justice, Worker Rights, and the power of base Building connected to Civic Engagement. The strength of her organizing has been focused on local power that deepens and strengthens the leadership led by black and brown resident leaders and building intentional relationships and partnerships with allies, that reflect and support building the strength and long-term agenda that centers communities of color and working-class neighborhoods.

Reggie RamosReggie Ramos

Director of Inclusive Public Transit Justice


Pronouns: She/her/hers

Reggie is the Director of Inclusive Public Transit at the Institute for Human Centered Design (IHCD), where she leads efforts to ensure that inclusive design and accessibility are prioritized in public transportation policy, infrastructure, and projects.

Before joining IHCD, Reggie managed service pilots and the innovation platform at the Massachusetts Bay Transportation Authority where among others, she led efforts to provide additional service on the Fairmount Line. At the onset of the pandemic, Reggie was a partner to the T’s Transition Planning which aimed to provide an organizational framework to systematize and strategize an adaptive response to COVID-19 and its impacts on public transit. For over 10 years, Reggie has worked at the intersection of law and public transit having served in various capacities from legal advisor, consultant to Transportation Undersecretary of the Philippines.

Dwaign TyndalDwaign Tyndal

Executive Director

ACE Alternatives for Community & Environment

Pronouns: He/him/his

Dwaign has a background in economic development, community and neighborhood development, youth development, and workforce development that spans over twenty-five years. To demonstrate how community-based partnerships can strengthen communities and empower residents and businesses to take active roles in their neighborhoods, Dwaign has led capable and diverse teams and communicated complex public policies to a wide range of stakeholders throughout his career.


Stacy ThompsonStacy Thompson

Executive Director


Pronouns: She/her/hers

Stacy is the Executive Director of LivableStreets, overseeing all programs, including Vision Zero, Better Buses, and the Emerald Network, and ensuring overall programmatic and operational excellence for the organization. A relentless optimist, Stacy is undaunted by the many challenges facing Metro Boston today, including increasing access to jobs and affordable housing, improving safety and public health outcomes, and building climate resilience. Stacy believes that improving our streets isn't simply a transportation issue, but one of justice, equity, and opportunity.

Previously, Stacy served as the Director of Events & Sponsorship at Ceres, a sustainability nonprofit organization, where she developed the strategic focus, content, and communications for major events. She also worked for the Office for Peace and Justice at the Archdiocese of Chicago, where she collaborated with community partners to organize educational forums and supported a broad array of social justice initiatives. She has a Master of Arts in Social Justice from Loyola University and a Bachelor of Arts in Religious Education from Saint Vincent College.

Alexis WallsAlexis Walls

Assistant Campaign Director

Massachusetts Public Health Association

Pronouns: She/her/hers

Alexis Walls is a public health professional passionate about partnering with communities to create positive, system-level change. She works as the assistant campaign director at MPHA, where she fosters relationships with community-based partners to help shape MPHA priorities, build capacity for local policy change, and advocate for transportation justice. Prior to joining MPHA, Alexis coordinated substance use prevention initiatives designed to build a healthier future for Boston youth. Alexis graduated from the Boston University School of Public Health with a concentration in Health Policy and Management.


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