Our Initiatives


Yvonne Nolan, Vice President 

Yvonne Nolan serves as Vice President of the Charter School Financing (CSF) team at LISC.  In this role, Yvonne manages LISC’s charter school portfolio, and CSF’s strategic partnerships and initiatives.  Yvonne also leads LISC’s research and policy contributions to the charter sector, including LISC’s online platform, SchoolBuild: From Idea to Construction, and serves on the Charter School Lenders Coalition and other industry fora. Yvonne has more than ten years of finance and operational experience.  Yvonne previously worked as Director of Operations at Achievement First Public Charter Schools in Brooklyn, NY, and as an Associate in Market Risk Management and Analysis at Goldman Sachs.  Yvonne holds a BA in Economics from Syracuse University.

Crystal Langdon, Director of Lending

Crystal oversees business development, underwriting and asset management of LISC’s charter school loans.  Prior to becoming Director of Lending, Crystal underwrote and managed the closing process for charter school facility investments, assessing the financial position, academic success and organizational strength of potential borrowers for four years.  Crystal has over a decade of experience in the community development sector, having previously worked as a Senior Credit Analyst at Seedco Financial Services (now TruFund Financial Services) and a Finance and Construction Project Associate for UHAB (Urban Homesteading Assistance Board).   Crystal holds an MBA in Real Estate and Finance from Baruch College’s Zicklin School of Business and BAs in History and English from Temple University

Ena Kumar, Senior Loan Officer

 Ena underwrites and manages the closing of charter school facility investments.  Ena’s experience in community development finance includes work in business development, underwriting, and project management at Nonprofit Finance Fund, two9three consulting, and City National Bank of New Jersey.  Ena holds a Master of City and Regional Planning from Rutgers, the State University of New Jersey, and a Bachelor’s Degree from Northwestern University. 

Daniel Stinfil, Senior Portfolio Manager

Daniel is responsible for providing research and analysis to support the underwriting of charter school transactions. He is also responsible for tracking and monitoring the performance of LISC’s charter school portfolio.  Daniel previously worked as an Operations Fellow and Director of Operations at North Star Academy, a charter school in Newark, NJ, and as a Money Market Fund Portfolio Manager at Deutsche Bank. He holds a BA in Political Science from University at Albany and an MBA from Columbia Business School.

Sybil St. Hilaire, Deputy Director of Programs and Marketing

Sybil leads programs, marketing, and communications for the Charter School Financing team. She also directs content and marketing strategy for CSF's award-winning SchoolBuild research portal. She has past experience in non-profit consulting and marketing for an ed-tech startup. She holds a BA in Sociology from Harvard University and a M.Ed in Education Policy and Management from the Harvard Graduate School of Education.

Kaiti Wang, Program Officer

Kaiti is the Program Officer for LISC’s Spark Opportunity Grant Program. She joins LISC from S&P Global Ratings where she performed credit analysis for ratings on municipal bond issuers in the education and local government sectors, most recently as an Associate Director on the U.S. Public Finance Charter Schools team. She has evaluated a variety of educational agencies and institutions, including charter schools, on their enterprise profiles and financial capacities. She earned a bachelor’s degree in Economics from UC Berkeley and is a CFA Charterholder.

Estiven Rodriguez, Assistant Program Officer

Estiven is responsible for supporting the team's general marketing, paid search, and social media strategies. He also supports the research that is critical to the SchoolBuild website. Previously Estiven was a Charter School Financing Summer Intern. He holds a BA in Economics from Dickinson College. 

Charmian Stewart, Administrative Coordinator

Charmian joined LISC in 2012 and supports the department's daily and long-term activities. She holds a BBA in marketing from Pace University.