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Liz Sweeney
President & Founder

Liz Sweeney is a municipal advisor, governance leader, and public finance consultant with over 25 years’ experience in public finance credit and risk management, rating methodologies, disclosure, and data standards. Her expertise spans all municipal and non-profit sectors and environmental, social and governance (ESG) frameworks.​ She is a Registered Municipal Advisor (Series 50) and Municipal Advisor Principal (Series 54) with the SEC and MSRB.

Liz is a board member of the Municipal Securities Rulemaking Board (MSRB - the primary regulator for the $4 trillion municipal securities market). She served on the board of University of Maryland Medical System from 2019 to 2023 (UMMS - a $4.5 billion academic healthcare system in the mid-Atlantic).


Prior to founding Nutshell, she was a managing director at S&P Global Ratings, where she conducted objective, in-depth credit evaluations across the public finance spectrum, providing insightful opinions about the strategic, financial, and operational risks of public finance borrowers. She also served in a senior credit policy and risk management role as S&P’s criteria officer for US Public Finance, responsible for a portfolio of credit rating methodologies utilized to assign ratings to over 22,000 public finance obligors.


She holds an MBA from NYU’s Stern School of Business, a BS from Georgetown University, and a Certificate in Healthcare Management from NYU’s School of Professional Studies. 

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