Empowering Change Through Strategy
At Peacefield, We Cultivate Social Impact for a Brighter Tomorrow
At PeaceField, we believe in the power of small actions to create big changes. Our team is dedicated to crafting social impact strategies that uplift communities and inspire lasting growth.
We partner with organizations to understand their unique challenges and goals, guiding them to make informed decisions. With a focus on collaboration and innovation, we help turn visions into reality. Together, we can build a better future—one that reflects our shared values and aspirations for a thriving society.
CAP
Chartered Advisor in Philanthropy
$281 M
281 Million raised
575+
Media Placements
CFRE
Certified Fund-Raising Executive
Founder of Peacefield
Tresa Thomas Massiongale is the Principal of Peacefield, a consulting firm specializing in social impact strategy, strategic partnerships, and impact investing. With a career spanning leadership roles in healthcare, academia, and nonprofit sectors, she has raised over $281 million for underserved communities and led transformative initiatives across finance, philanthropy, and government. A researcher and strategist, Tresa’s work focuses on inclusive economies and social determinants of health, highlighted by her widely published study “Time, Trust, Technology: Community First for Small Business Success.” A graduate of Columbia University and San Francisco State University with advanced training in Social Impact Strategy, Tresa is a Chartered Advisor in Philanthropy (CAP) and Certified Fund-Raising Executive (CFRE), known for her collaborative leadership and commitment to building sustainable, equitable communities.
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