Board of Trustees
The Board of Trustees of Prospect Hill Academy is charged with the overall governance of the school, ensuring that (a) the school is faithful to the terms of its charter; (b) the academic program is a success; and (c) the organization is viable. Furthermore, the Board is responsible for establishing broad policy goals that align the operation of the school with its mission, providing fiduciary oversight of the school’s operations, and supporting long-range strategic planning to ensure the school’s future.
Committees of the Board of Trustees currently include Governance, Finance, Academic Affairs, Advancement, and Facilities. In any given year, task forces may be created to address other strategic issues. Officers of the Board are nominated by the Governance Committee and are elected by the full Board each year.
For board-related questions or concerns, please contact [email protected].
Members of the Board of Trustees
![]() Angela F. Allen
Head of School/CEO, Prospect Hill Academy Member since 2015 Ex-officio member Dr. Allen attended the University of Georgia (BBA) and Emory University (M.ED), and also holds a Doctorate of Philosophy in Curriculum and Instruction from Indiana University.
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Scheba Cius-SainthelmyAssistant Vice President, Branch Manager, M&T Bank
Member since 2026
Scheba Cius-Sainthelmy is a dedicated professional with over 15 years of experience in client relationship management. She holds a Bachelor of Science in Business Administration and a Master of Science in Healthcare Administration.
Scheba spent 16 years at First Republic Bank, where she held various leadership roles. As a Relationship Manager, she excelled in building trust-based relationships and delivering personalized financial solutions, leading to business growth. Throughout her career, she has been recognized for her ability to inspire teams, develop relationship strategies, and achieve client satisfaction goals. Scheba is passionate about giving back to her community and leveraging her skills to create a positive social impact. She has served as a mentor and Chair of the Rising Leader Board for BUILD Boston, a program that empowers underserved high school students to build their own businesses. Her nonprofit experience includes leading event committees for Tomorrow’s Women Today, managing stakeholder engagement, and organizing community impact initiatives. Known for her exceptional relationship-building skills, Scheba brings a commitment to integrity and trust to every endeavor. Outside of work, she enjoys reading etiquette books, planning nonprofit events, and taking peaceful walks in the woods.
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Steve CoughlinReal Estate Consultant at Charlesgate
Member since 2025
Steve grew up in Rhode Island, and is a longtime resident of Somerville. He has extensive experience in IT management in banking and financial services. Steve is currently a real estate consultant working in residential and new development with Charlesgate. Former employers include The Putman Funds, State Street Bank and Wells Fargo Bank. Steve has Board of Director experience with Community Cooks in Somerville, and volunteer experience with Somerville Kiwanis, Greater Boston Food Bank, and Literacy Volunteers of America.
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David Tomás De Celis, AIA
Principal, CFO at DCVL Design, LLC
Member since 2026
David is an artist, educator, and registered Architect. His work focuses on the interrelationship between architecture, the arts, and design through the lenses of history, sociocultural, and socioeconomic considerations, seeking to better understand the evolution of our relationships with the natural and built environments. He is a founding Partner of DCVL Design–a 100% minority/women-owned firm and certified MBE. David has taught and worked in design fields for over 33 years. He currently teaches at the Rhode Island School of Design.
David earned a B-Arch with Honors from the University of Miami, and an M-Arch from the Graduate School of Design at Harvard University. When he’s not advocating for the arts and education, David enjoys cooking, traveling with family, and triathlon training. In 2003 he became an amateur Triathlete and has qualified for the National USAT Championships three times.
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Stephanie DeeringDirector, Lee & Associates Boston Member since 2023 Clerk Stephanie Deering is a Director at Lee and Associates commercial real estate with over 13 years of experience working with landlords and tenants to accomplish their real estate goals. Stephanie began her career working with financial institutions in their life insurance and mutual fund departments before making the move to the real estate industry. She began working in the residential mortgage industry working with home buyers to obtain financing before making the change to commercial real estate. She is motived by the pleasure of helping others find what they are looking for and successfully reaching their real estate goals. Her expertise is in working with clients to successfully establish a business plan, being an expert in the greater Boston real estate market trends and successfully negotiating terms on her client’s behalf. In addition to her time spent with her own clients, Stephanie helps mentor and train new agents/employees on their path to becoming successful Commercial Agents.
Prior to joining the PHA Board of Trustees, Stephanie served for three years as the treasurer of the PHA Foundation Board. In addition, she serves on the Executive Board for the Somerville Chamber of Commerce.
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![]() Pam Dickinson
Strategic Consultant Member since 2018 Vice Chair Pam has 25 years of demonstrated leadership in schools, nonprofits and business enterprises. After beginning her career in business and venture capital, she shifted to mission-driven work while raising her four children. Most recently, she was Director of External Relations at Shady Hill with responsibility for the Advancement, Admission, Communications, and Marketing departments. Having recently relocated to Vermont, she continues to consult on strategic matters for multiple schools and nonprofits. She has held numerous leadership positions on school and non-profit boards including Shady Hill, Beacon Academy, Prospect Hill Academy, and The Foundation to Be Named Later. She also continues to invest in early stage companies, particularly those backed by female entrepreneurs. |
Jennifer S. GalaSenior Portfolio Director, Harvard Business School Member since 2019 Chair
Jennifer is a lifelong learner with over 20 years of progressive management experience in higher education. She is passionate about transformational education experiences and access to education, at all levels and stages. Her expertise is in the areas of executive education and student programming; research grant administration, strategic relationship management; operations management and financial management; and delivery of high‐profile engagements. She has an aptitude for strategic thinking, prides herself on a global perspective and is most comfortable in a multicultural environment.
As Senior Portfolio Director at Harvard Business School (HBS), she currently oversees the Healthcare and Strategy executive education program portfolios. Prior to joining HBS, Jennifer was the Associate Director for Executive Education and International Programs at the Harvard Graduate School of Design (GSD). Jennifer has also served as the Program Director for the Center for International Development at Harvard, and before that, as Program Director for Executive Education at Harvard Kennedy School.
In addition to her professional work and her PHA Board of Trustees role, Jennifer is the founding treasurer for the Savoyards of Boston, the scholarship chair for the Purdue Alumni Club of Greater Boston, and an ESL tutor with Project Literacy. Jennifer attended Purdue University (BA) and the Harvard Graduate School of Education (M.Ed). She is the recipient of Harvard Kennedy School Dean’s Award for Excellence. |
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Cara E. MurphyAttorney at Schwartz Hannum PC Member since 2025 Cara is an education and employment law attorney at Schwartz Hannum PC. She advises clients on compliance with a broad range of federal and state laws affecting the workplace and educational environments. Cara assists clients with maintaining legally sound and inclusive policies and practices across their organizations by providing strategic advice on preventing and responding to various claims. |
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Ginessa Rodríguez-Reyes
![]() Quality Manager, PPG Aerospace Member since 2021 Ginessa was born and raised in Puerto Rico. After graduating high school she moved to Indiana to pursue a degree in Engineering.
She has over 20 years of experience in the Quality field across multiple industries; automotive, medical device, defense, industrial NDT (non-destructive test instruments) & aerospace. She has worked in quality through all stages of the product development process as well as after sales service where she was responsible for auditing global repair and calibration laboratories. Ginessa has been involved both in maintaining international certifications as well as attaining international accreditation for multiple calibration and repair laboratories in the US and Canada.
Ginessa attended Purdue University (BS MET), is a member of the American Society for Quality (ASQ), as well as a member of the Purdue Alumni Club of Greater Boston and the Society of Hispanic Professional Engineers (SHPE). She also acts as a Condo Association Trustee.
On her spare time she likes to connect with family and friends, loves music, books, travel and is an amateur photographer. |
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Telma Salvador
![]() Vice President, Private Banking Relationship Manager at Cambridge Trust, a division of Eastern Bank Member since 2025 Telma Salvador is a seasoned financial professional with nearly two decades of experience in private banking and client relationship management. She currently serves as Vice President, Private Banking Relationship Manager at Cambridge Trust, a division of Eastern Bank, where she works closely with individuals and businesses to help them build and manage wealth with care, insight, and a strong emphasis on long-term relationships. Prior to joining Cambridge Trust in 2016, she spent nine years at Citibank in progressively senior roles.
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George Thomson
Retired Healthcare Executive
Member since 2026
George joins the Board of Trustees as a retired healthcare executive with 25 years of leadership in regional managed care networks. George offers expertise in fiscal stewardship and complex contract negotiation. Throughout a distinguished career directing network management departments, George held full accountability for structuring and executing intricate financial arrangements with physicians, hospitals, major health systems, and ancillary providers.
As a trustee serving the PHA community, George's background directly furthers the school’s mission to prepare each student for college success and inspire responsible citizenship. His extensive professional experience embodies PHA's core values of Collaboration and data-informed Inquiry, ensuring the school maintains the exceptional accountability and fiduciary stability necessary to deliver on its promise of academic excellence.
An energetic and deeply invested community member with a home in Somerville, George maintains an active retirement and looks forward to supporting PHA’s long-term operational health and institutional vision.
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Frank Valdes, AIAArchitect Principal and Partner at DiMella Shaffer Member since 2025 Frank is a Principal and Partner at DiMella Shaffer, where he leads the firm’s Multifamily Housing Sector strategy and plays a central role in marketing strategy and business development. With a deep understanding of the evolving demands of private development, Frank focuses on aligning market needs with innovative, community-centered solutions that drive successful, sustainable projects.
His leadership is rooted in decades of experience delivering a diverse range of housing typologies—including market-rate, affordable, senior housing, and student residences—across the New England region. Frank is known for his ability to foster lasting relationships with developers and community stakeholders alike, cultivating opportunities in multifamily, retail/commercial, hospitality, and historic adaptive reuse sectors.
By championing a collaborative, market-responsive approach, Frank ensures that every project strikes a thoughtful balance between architectural design and financial feasibility, resulting in developments that serve both community goals and investor expectations.
Frank holds a Bachelor of Architecture (B Arch) from Cornell University, and Master of Science in Urban Design ( SMarchS) from MIT. |
Honorary Trustees
Salim Kabawat
Mary Nice-Hodorawis
Parviz Parvizi
Events
Finance Committee Meeting via Zoom
PHA Trivia Night Fundraiser
Board Documents
2025-26 Board of Trustees Meeting Minutes
2024-25 Board of Trustees Meeting Minutes
2023-24 Board of Trustees Meeting Minutes
2022-23 Board of Trustees Meeting Minutes
2021-2022 Board of Trustees Meeting Minutes
2020-2021 Board of Trustees Meeting Minutes

Scheba Cius-Sainthelmy
Steve Coughlin
Stephanie Deering

Cara E. Murphy

Frank Valdes, AIA