MIINT team

Brian Trelstad, Partner, Bridges Fund Management

Brian Trelstad is a Partner at Bridges Ventures. He has over 10 years of impact investing experience, having served until 2012 as the Chief Investment Officer of Acumen Fund, where he oversaw $55M of investments into companies that were delivering health, water, energy, and agriculture services to economic base of the pyramid in South Asia and Sub-Saharan Africa. Brian was also a co-founding board member of the Aspen Network of Development Entrepreneurs (ANDE) and was one of the principal architects of impact management software tool, Pulse, and the Impact Reporting and Investment Standards (IRIS).

Brian Walsh, Head of Corporate Impact, Liquidnet

Brian Walsh oversees corporate impact for Liquidnet, a New York-based financial services company that uses technology and a trusted global network to make capital markets more efficient. As executive director of Liquidnet For Good, Brian is responsible for using the resources of Liquidnet to have a positive impact in the world. Liquidnet provides its employees with the inspiration and the opportunity to give back through local programs in the communities where the company has operations and through a groundbreaking partnership with the Agahozo-Shalom Youth Village (ASYV), an innovative home, community, and high school for orphans in Rwanda. Liquidnet is also focused on leveraging its expertise, core strengths, and knack for innovation to help make the work of the social sector more effective; and works to accelerate the practice of impact investing through programs and partnerships that build the capacity of this emerging field.

Sherryl Kuhlman, Managing Director, Wharton Social Impact Initiative

Sherryl leads the Wharton Social Impact Initiative at the University of Pennsylvania’s Wharton School. Drawing on “business strategies for a better world,” Sherryl is strengthening the impact investing ecosystem, with a specific focus on impact assessment and innovative finance.

Kuhlman approaches her role with a blend of nonprofit and academic experience, informed by more than 10 years of involvement in social impact management, partnership development, outcomes measurement and strategy. She joined the Wharton Social Impact Initiative in October 2010, and has a Ph.D, in Ethics and an M.B.A. from the Wharton School.


Jacob Gray, Managing Partner, Hill Gray Partners; Senior Fellow, Wharton Social Impact Initiative

Jacob Gray is Managing Partner of Hill Gray Partners, an impact investing consultancy.  Jacob has twenty years of experience as a pioneering impact fund co-founder, VC fund manager, strategist, and thought leader.  

For twelve years, Mr. Gray served as co-founder and ultimately partner at Murex, a $20M pioneering community development venture capital firm investing for outcomes including LMI job creation, ed-tech, and fin-tech for the poor.  Investors include national financial institutions, ultra-high net worth individuals, foundations and federal, state and municipal public sector investors. Later, as Senior Director for Impact Investing of the Wharton Social Impact Initiative, Mr. Gray developed programming in impact research and practical training for undergraduate, graduate and continuing education students.  He also built support and partnerships from individuals and some of the most prominent national and global foundations.  Mr. Gray is also co-author of Gray et al., “Great Expectations” (Wharton Social Impact Initiative, October, 2015) an influential paper studying performance of impact investing funds, which provided an authoritative and quantitative view on impact fund performance and social impact persistence.  As a Managing Director of Impact Investing at Threshold Group, Mr. Gray developed full-portfolio approaches to impact investment for Ultra High Net Worth families and their Foundations. 

Joanne Gan, Fund Manager, New Initiatives Fund, DeutscheBank

Joanne is currently a Fund Manager at DeutscheBank’s New Initiatives Fund. She was previously an Associate at Bridges on the US team.  She joined Bridges in 2013 from Kiva where she led partnerships with high impact social businesses and microfinance institutions in the Asia-Pacific region as Portfolio Manager.  Prior to Kiva, Joanne was an Assistant Vice President in the Credit Research team at Barclays Capital.  She spent four years covering the high grade utilities, retail, and consumer sectors at Barclays and Lehman Brothers. Joanne holds a MS in Management Science & Engineering and a BA in Economics and International Relations from Stanford University.


Jennifer Signori, Senior Vice President of ESG and Impact Investing, Neuberger Berman

Jennifer Signori is Senior Vice President of ESG and Impact Investing at Neuberger Berman, where she is responsible for integrating environmental, social, and governance across asset classes and developing new investment strategies. Jennifer has over ten years of experience in impact investing and financial services. Previously, Jennifer was a Director at Bridges Fund Management, where she led the impact management of U.S. growth equity and real estate private equity investments, in addition to driving strategic initiatives and supporting industry field building globally. She began her career in investment banking at J.P. Morgan, where she originated and structured syndicated leveraged loans in the real estate and hospitality sector and public finance bonds in the governmental, transportation, and energy sectors, working on over $18 billion in transactions. Jennifer also worked at Next Street, where she led advisory engagements with a focus on impact investing and community development finance, and while pursuing her MBA, at Imprint Capital, an impact investing advisory firm, where she conducted investment analysis on private and public debt and equity opportunities.

Jennifer received a B.S. of Foreign Service in International Economics from Georgetown University and an MBA in Finance and Entrepreneurial Management from The Wharton School at the University of Pennsylvania, where she received the Wharton Lauder Fellowship.

Tasha Seitz, Partner, Impact Engine

Tasha Seitz is a Partner for Impact Engine, a venture fund that invests financial and human capital in early-stage, for-profit technology businesses that are improving education, health, economic empowerment, and resource efficiency. Tasha has two decades of venture capital investment experience as a partner with JK&B Capital, a technology venture capital firm based in Chicago with over a billion dollars under management.  As a partner, she has been responsible for identifying, evaluating and making investments in early stage start-up software companies, serving on the board of directors, managing growth, coaching and hiring management teams and exiting investments through sale or initial public offering.  In addition to her investing roles, Tasha serves as Adjunct Professor of Social Enterprise at the Kellogg School of Management. Tasha has served as the board chair for Spark Ventures, a non-profit venture philanthropy organization investing in NGOs serving vulnerable children in developing countries.  She is also founder and former board chair for the Chicago chapter of Social Venture Partners. 


Yigal Kerszenbaum, Managing Director, The Employment Technology Fund

Yigal Kerszenbaum is the Managing Director of The Employment Technology Fund (ETF).  Yigal is a ~10-year veteran of the impact investing community. Yigal has executed dozens of investments across multiple sectors and geographies, including the US, Latin America, Europe, Sub-Saharan Africa, India and South-East Asia.

Prior to joining the ETF, Yigal managed a $60MM global portfolio of Impact Investments for The Rockefeller Foundation, including ~25 investments in the form of debt, equity and guarantees. In addition to transactional work, he led the innovative finance and strategy work for several of the Foundation’s initiatives and was instrumental in the formation and implementation of a co-investment partnership with the Overseas Private Investment Corporation (OPIC)—the first partnership of its kind for both OPIC and The Rockefeller Foundation. Previously, he worked as an investment professional on the private equity team at Developing World Markets (DWM), an impact investment fund manager and advisor focused on inclusive finance. Prior to that role he “cut his finance teeth” at a global 2bn+ private equity manager and advisor, 57 Stars. Yigal is a graduate of UC San Diego and Georgetown University’s McDonough School of Business.

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Sandra Maro Hunt, Senior Director, Wharton Social Impact Initiative

As a member of the senior leadership team, Sandi helps to drive the strategy and execution of WSII’s research and student programming. A subject matter expert in gender lens investing, she has co-authored reports including “Four for Women,” “Can Investing in Public Equities Improve the Lives of Women?,” and “Project Sage 1.0 + 2.0.” She is a host of the weekly social impact show “Dollars & Change” on SiriusXM132 Business Radio. In addition, Sandi has served an investment committee member and judge for many impact groups and events. Prior to joining WSII, Sandi worked in consulting at Accenture and served as Vice President of Operations at the start up nonprofit Back on My Feet. She graduated with honors from Bucknell University where she studied business, and is currently pursuing her masters in Organizational Dynamics at the University of Pennsylvania.

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Zoe Schlag, Founder & Executive Director, UnLtd USA

Zoe is the Managing Director of the Techstars Impact Accelerator in Austin. She is the Founder & Executive Director of UnLtd USA, providing seed funding and venture support to entrepreneurs tackling pressing social and environmental challenges.

Prior to UnLtd USA, Schlag worked with the portfolio management team at UnLtd India, and has worked with social ventures across the US, India, Argentina and Africa. Zoe is an Aspen Ideas Scholar, a World Economic Forum Global Shaper and holds a bachelor's degree in international relations from Tufts University.

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Dustin Rosen, Founder & Managing Partner, Wonder Ventures

Dustin Rosen is a Managing Partner and Founder of Wonder Ventures and is an investor in technology companies. Since he began his career, he’s been on every side of the business, from running and selling his own technology start-up to investing in dozens of others, as well as using this expertise to advise numerous entrepreneurs.

In 2010, Dustin founded Pose, and as CEO, led the company through development, growth and three rounds of venture capital funding before guiding it through an acquisition. Prior to Pose, Dustin worked at the Mailroom Fund, an LA-based venture capital group comprised of the William Morris Agency, Accel Partners, Venrock, and AT&T. Before this, he worked at the William Morris Agency.

He received a B.S. in Economics from The Wharton School of the University of Pennsylvania.

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Adwoa Asare, Program Manager, Bridges Impact Foundation

Adwoa serves as full-time Program Manager of the MIINT program. She earned her Social Impact MBA from The Heller School at Brandeis University. During her time in school she was a Net Impact Fellow for Impact Investing and Diversity, as well as graduation speaker and president of her MBA class. Prior to business school, Adwoa worked at Habitat for Humanity for eight years as an Associate Director and community organizer. She is a talented program manager with an entrepreneurial spirit and spark for inclusive ideas.

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Tyler Hoffman, Associate Program Manager, Wharton Social Impact Initiative

Tyler is the Associate Program Manager for the Wharton Social Impact Team, where he manages various events and activities including the online component of the MIINT program. Before Wharton, he served as Theater Director and Coordinator for a K-12 training program in the Greater Philadelphia Area and New Jersey. Tyler holds a BA in Theatre Arts from West Chester University.


Kerry Donovan, Operations Analyst, Bridges Fund Management

Kerry Donovan is the Operations Analyst for the Bridges’ US team. She is responsible for ensuring smooth day-to-day operations at the Bridges US office. She provides administrative support to the whole time, coordinates with organizational systems vendor relationships, and manages behind the scenes logistics.

Prior to joining Bridges, Kerry was a Children’s Librarian at the New York Public Library. She ran a story time program with hundreds of attendees per week, and conducted school outreach visits, where she brought
library programs and materials out to kids in the community. She has also been a school librarian and Special
Education teacher in Washington, DC and Maryland.

Kerry holds a MLIS from Rutgers University in Digital Libraries and an M. Ed. in Special Education from the
University of Maryland.