Sani A. Williams is a nationally recognized transactional attorney with more than 25 years of experience advising on complex public and project financings involving infrastructure and public-purpose assets across the United States. He has represented issuers, underwriters, and senior and subordinate lenders in transactions aggregating in the tens of billions of dollars across a wide range of sectors and financing structures.
Sani is known for helping public entities navigate complex regulatory, disclosure, and market considerations while delivering financings that advance essential public infrastructure. His practice is grounded in practical judgment, deep market knowledge, and a collaborative approach to solving challenges inherent in large-scale public finance transactions. Sani has extensive experience financing critical infrastructure, including airports, highways and mass transportation systems; charter schools, colleges and universities; hospitals and healthcare facilities; public housing and public power; not-for-profit cultural facilities; water and wastewater systems; stadiums, arenas and convention centers; and economic development projects.
Among his career accomplishments, Sani currently serves on the Board of Directors of the National Association of Bond Lawyers (NABL), the nation’s premier public finance organization, which plays a leading role in the national dialogue on federal regulatory and policy matters affecting the municipal market, including issues involving the U.S. Congress, the IRS, the Securities and Exchange Commission (SEC), and the Municipal Securities Rulemaking Board (MSRB). Over the course of his involvement with NABL, Sani has served in a range of leadership roles, including as Chair and frequent faculty member of The Essentials program, as a frequent panelist at The Workshop, and as a moderator at NABL’s Institute, engaging with experienced public finance practitioners and other market leaders on complex legal, regulatory, and market developments.
In addition, Sani is a Fellow of the American College of Bond Counsel (ACBC), which recognizes lawyers who have established reputations among their peers for exceptional skill, experience, and the highest standards of professional and ethical conduct in the practice of bond law. He was one of only 24 bond lawyers nationwide selected for this honor in 2021.
Sani’s practice includes longstanding work on financings for prominent New York State issuers, including the Dormitory Authority of the State of New York (DASNY), The City of New York, the New York City Transitional Finance Authority, Empire State Development, the Metropolitan Transportation Authority (MTA), the Triborough Bridge and Tunnel Authority (TBTA), the New York State Environmental Facilities Corporation, and the New York State Thruway Authority. He has also served as bond counsel, underwriters’ counsel, and disclosure counsel on financings in California, Connecticut, Florida, Georgia, Louisiana, Maryland, Massachusetts, Michigan, Missouri, Nevada, New Jersey, Pennsylvania, Texas, the District of Columbia, and the Commonwealth of Puerto Rico.
Sani has been recognized by Lawdragon as one of the 500 Leading Dealmakers in America (2026) and by Thomson Reuters as a New York Metro Super Lawyer (2018–2025).
Before joining Bryant Rabbino LLP in 2020, Sani served as Of Counsel at Squire Patton Boggs (US) LLP and, prior thereto, at Edwards Angell Palmer & Dodge LLP. He began his public finance practice at Nixon Peabody LLP.
Sani is admitted to practice in New York State and the Commonwealth of Massachusetts.
Recent Speaking Engagements
“Underwriter’s Counsel Confab,” National Association of Bond Lawyers The Workshop 2025, September 2025.
“Practical Due Diligence and Drafting the Disclosure Document,” National Association of Bond Lawyers The Essentials 2025, Panelist, May 2025.
“Closing Session: Tying It All Together,” National Association of Bond Lawyers The Essentials 2025, Panel Chair, May 2025.
“A Look at Disclosure and Rule 15c2-12 – Primary and Continuing Disclosure Practices,” National Association of Bond Lawyers The Institute 2025, Co-Moderator, March 2025.
“Closing Logistics,” National Association of Bond Lawyers The Essentials 2025, Panel Chair, April 2024.
“Closing Session: Tying It All Together,” National Association of Bond Lawyers The Essentials 2025, Panel Chair, April 2024.