John P. Sullivan has been the Commission’s Chief Engineer since March 1989. Mr. Sullivan has over 53 years of water and wastewater engineering experience with the Boston Public Works Department and the Commission. Mr. Sullivan received his Bachelor of Science Degree in Civil Engineering from the University of Massachusetts, Amherst, Massachusetts in 1972 and his Masters in Business Administration from Northeastern University, Boston, Massachusetts in 1992. In 2010, he received a Masters of Science degree in Emergency Management from Massachusetts Maritime Academy. He is a registered professional engineer in Massachusetts and a Massachusetts Certified Operator of Drinking Water Supplies. He is a member of the American Society of Civil Engineers, and recipient of that Society’s “Young Civil Engineer in Government” award and received the Massachusetts Society of Professional Engineers “Young Engineer of the Year Award”. Mr. Sullivan received the “Associate Member of the Year Award for Utility Contractor Association of New England.” and the “Collection System Award” from New England Water Environment Association. In 2016, he was inducted into the “Academy of Distinguished Engineering Alumni” at the University of Massachusetts and awarded the “Outstanding Senior Alumni Award” from the UMASS College of Engineering. He is past president of the National Association of Clean Water Agencies as well as a past president of the Association of Metropolitan Water Agencies; having received the President’s Award from both Associations for his integral work in assisting with the water crises in Flint, Michigan. Sullivan continues to serve as the Chairman of the Water Information Sharing and Analysis Center (WaterISAC) a position held since 2002. He is a Board-Certified Environmental Engineer of the American Academy of Environmental Engineers as well as an Honorary member of the Boston Society of Civil Engineers Section, ASCE, the American Water Works Association and the New England Water Works Association. He serves as a Commissioner on the Boston Conservation Commission as well as a Commissioner representing Massachusetts on the New England Interstate Water Pollution Control Commission. Mr. Sullivan received the “Henry L. Shattuck Public Service Award” in 2018 from the Boston Municipal Research Bureau and the Engineering Center Education Trust “Leadership Award” in 2022.

Ms. Stephens is the Head of the Northeast Region for Oppenheimer’s Public Finance division. Ms. Stephens joined Oppenheimer in 2024, following 15 years of service at UBS, most recently leading the Credit Strategy team in the Public Finance department for five years. The group was well-known for the quality of service provided to high profile issuers across the country, covering all sectors and regions. Prior to joining the then newly-formed Public Finance unit at UBS, Ms. Stephens was Head of Municipal Credit for UBS’ Chief Investment Office for roughly a decade. Previously, Ms. Stephens was part of the Public Finance divisions of both JP Morgan in New York City and ABN Amro/LaSalle Capital Markets in Chicago, where she contributed to all facets of the investment banking process in each instance. Kristin is a regularly featured speaker at industry events and an inaugural 2016 Bond Buyer Rising Star. She is a former chair of the Municipal Analysts Group of New York (MAGNY), served as a member of the Board of Governors of the National Federation of Municipal Analysts (NFMA) and holds FINRA Series 7, 53, and 63 securities licenses. Ms. Stephens earned her Bachelor of Arts degree from Northwestern University in Evanston, Illinois, with a double major in Economics and Political Science.

Dr. Erika Smull is an investor and civil engineer with specific expertise at the intersection of municipal finance and water infrastructure. She is a senior research analyst at Breckinridge Capital Advisors in Boston, Massachusetts, where she leads data science integration efforts for the municipal credit team. She also serves as a subject matter expert to guide the team’s sustainable and impact investment process and product offerings. She routinely provides external thought leadership on public finance, climate risk, and community development for both public sector and private sector initiatives. Her academic and professional work includes risk pricing in the municipal bond market, the affordability of water services in the US, racial disparities in access to capital, and the role of bond markets in combatting the climate crisis. Prior to her time in the municipal finance sphere, Erika was a water resources engineer in Colorado, where she worked on flood and drought modeling and resiliency design projects. Erika holds a PhD in Environmental Policy from Duke University, a M.S. in Civil & Environmental Engineering from Colorado State University, and a B.S. in Civil Engineering from Penn State University.

Nikolai J. Sklaroff joined the San Francisco Public Utilities Commission (SFPUC) as its Capital Finance Director in May 2022. As Capital Finance Director, he is responsible for developing, implementing and administering the SFPUC Capital Financing activities across the agency. He leads a team of professionals supporting the agency’s capital project funding activities including financing transactions, banking agreements, commercial paper program activities, credit rating activities and debt administration, among others. The role serves in a key leadership function at the SFPUC. The Capital Finance Director manages the day-to-day operations of the SFPUC’s $6+ billion outstanding debt portfolio and the daily operations of the SFPUC’s $1.5 billion Commercial Paper Program across three enterprises, Water, Wastewater and Power. Nikolai has spent more than three decades in the public finance industry and most recently served as the Deputy Director of Finance responsible for the Debt & Treasury Management division in the City of San José. In that role he oversaw teams managing the City’s $4.6 billion debt portfolio across all enterprises, managing the City’s $2.4 billion investment portfolio and managing the City’s banking operations. He also spent 22 years as a senior public finance investment banker in San Francisco with Citigroup Global Markets, J. P. Morgan – where he was national Head of Cultural Institutions investment banking – and Wells Fargo. Prior to becoming an investment banker in 1997, Nikolai was a senior Moody’s Investors Service rating agency analyst and member of Moody’s rating committee. Nikolai began his career as a financial advisor with Public Financial Management, Inc. in his hometown of Philadelphia, where he received his degrees from the Wharton School and the College of Arts and Sciences of the University of Pennsylvania, prior to moving to England to pursue his graduate degree. He pursued further graduate studies at Columbia University’s School of International and Public Affairs. A frequent speaker at industry conferences and author on public finance topics, Nikolai has also served on multiple boards of directors and advisory committees. Nikolai is currently serving on the Government Finance Officers Association (GFOA) Debt Committee. As a former California Debt and Investment Advisory Commission (CDIAC) Technical Advisory Committee (TAC) member, Nikolai continues to enjoy assisting CDIAC with policy publications and seminars.

Nicole Riggs is a Senior Vice President and Relationship Manager in U.S. Bank’s Government and Higher Education Division covering government and university clients and prospects in New York and Massachusetts. With nearly 20 years of public finance experience in both government and banking roles, Nicole is adept at identifying financial solutions offered by the bank, with expertise in funded and off-balance sheet lending. Nicole joined U.S. Bank in December 2022, upon the completion of its acquisition of MUFG Union Bank’s public finance business. Prior to joining MUFG Union Bank in 2014, Nicole spent 7 years with the Port Authority of New York and New Jersey. As the Manager of Aviation Capital Financial Services, she oversaw the financial aspects of the Aviation Department’s multi-billion-dollar capital plan and Passenger Facility Charge (PFC) program. Nicole also managed the annual strategic business planning process, analyzed and consolidated unit and facility operating budgets, and supported procurement and Board approval processes. Nicole is a regular speaker at municipal industry and educational conferences, and a member of the Municipal Analysts Group of New York and the Northeast Women in Public Finance. Nicole earned Master’s Degrees in Public Affairs and Urban and Regional Planning from the School of Public and International Affairs at Princeton University, and a B.A. in Communications, with minors in Political Science and Spanish, from the University of California Los Angeles (UCLA). She holds Series 52, 63, and 79 securities licenses and resides with her family in New York City.

Diana is the Principal at DARamirez, LLC, a boutique consulting practice focused on educating, advising, and strategizing with the public sector on the value proposition of Public-Private Partnerships, economic development tools that can be leveraged locally, and strategic and master planning. She also works with the private sector on project delivery. Diana is serving as Sr. Advisor for Public Sector Engagement and Programming with AIAI (The Association for the Improvement of American Infrastructure). In this role, Diana is leading the P3 Direct program, an exclusive, complimentary program designed to provide education, information and support to public sector agencies considering P3 as an alternative to standard project delivery. Diana’s career spans 30 years in the public sector. She has served as County Administrator, County Budget Officer, and Flood Control Manager as well as Executive Director of the Department of Economic Equity and Opportunity at Harris County, TX; and Director of Economic Development & Strategic Investments in Travis County. She started her career with the Texas General Land Office implementing the Texas Coastal Management Program. Diana has a BA from The University of Texas and a Master in Public Affairs degree from Princeton University. She is a Certified Government Finance Officer. In 2025, Diana was recognized as one of four Public Officials of the Year by the University of Houston Hobby School of Public Affairs. Upon her retirement, Commissioners Court declared April 30, 2025, as Diana Ramirez Day in Harris County.

David Quam is the president and founder of 56 Capitals and is the Senior US Advisor to the Global Infrastructure Investor Association (GIIA). In this role, David provides strategic counsel to GIIA on federal, state, and local infrastructure-related policies. He advocates before Congress, governors, and state legislatures on the importance of private capital in infrastructure development and management and coordinates with other industry leaders and interest groups to promote effective infrastructure policy. David is a former counsel with Dentons and Nelson Mullins. He also served as the Deputy Executive Director of the National Governors Association and counsel to the US Senate Judiciary Committee.

Geoff Proulx, Managing Director and Head of Affordable Housing, Morgan Stanley. Mr. Proulx is the Head of Morgan Stanley’s Affordable Housing Group. He joined Morgan Stanley in June 2008 from UBS, where he was a member of its housing group since 1997. He has 32 years of combined housing banking and legal experience. He is a technical banker and has extensive experience in the implementation of innovative single-family and multifamily financing structures. Mr. Proulx holds an M.B.A. from the Columbia Business School with a concentration in finance. He is also an attorney and practiced law at a large Boston law firm after having received a J.D. from the George Washington University Law School. He received his B.A. cum laude from Middlebury College. Mr. Proulx serves on the Board of Trustees of a large provider of shelter, healthcare, and job training for homeless in New York City.

Andy Prindle is a Co-Portfolio Manager of FIO and the Head of the FIO origination team . Prior to joining Foundation in 2018, Andy spent 14 years at Goldman Sachs in the Public Sector and Infrastructure Group of Investment Banking focused on advising, originating, structuring, and executing municipal infrastructure project finance. His experience includes over $25 billion in transactions in the transportation, social infrastructure, higher education, military housing, utility and water sectors nationally, ranging from new construction financings and P3s to privatization and acquisition financings Andy received his BS in Physics from the University of California, Santa Barbara.