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Optimizing Affordable Housing Finance

Our Team

26 professionals united by deep expertise in municipal finance, bond structuring, and compliance advisory.

Leadership

Benjamin Madorsky
President

Ben is the President of cfX. He is an MSRB-registered Municipal Advisor Principal and a frequent speaker at HFA industry events. Prior to joining cfX in 2009, Ben worked in multi-family and mixed-use real estate development with Forest City Enterprises, and before that for Merrill Lynch/Bank of America in real estate investment banking. After joining cfX, Ben specialized in the structuring of single family and multifamily bond transactions. In 2017 he was named Chief Compliance Officer and in 2018, President. He holds an A.B. in Politics & Economics from Princeton University.

With cfX since 2009  ·  17 years
benjamin.madorsky@cfx.com
David Breitenbach
Managing Director

David is a Managing Director at cfX and an MSRB-registered Municipal Advisor. He has more than 25 years of experience with cfX and is a leader on client teams for California, Washington, New York, and Louisiana. He also manages the cfX group responsible for complex parity cash flow modeling, redemption optimization, arbitrage rebate calculations, mortgage and bond yield computations, and other general analytics using cfX technology. Prior to joining cfX, he worked as a financial analyst at Goldman, Sachs & Co. He holds an M.B.A. in Finance from the University at Albany and a B.S. in Business Administration from New Hampshire College.

With cfX since 1997  ·  29 years
david.breitenbach@cfx.com
Alex Fields
Managing Director

Alex is a Managing Director at cfX and an MSRB-registered Municipal Advisor Representative. Since joining in 2010, Alex has specialized in structuring single-family and multifamily bond transactions, preparing rating-agency and management cash flows, conducting arbitrage computations, and optimizing bond redemptions. He holds a B.S. in Engineering & Management Systems with a minor in Economics from Columbia University.

With cfX since 2010  ·  16 years
alex.fields@cfx.com
Chuck Karimbakas
Managing Director

Chuck is a Managing Director of cfX. He joined the firm in June 2021 after more than two decades in senior municipal finance roles, including CFO of MassHousing, where he managed more than $1 billion of annual bond issuance. He holds an M.B.A. from Northeastern University.

With cfX since 2021  ·  5 years
chuck.karimbakas@cfx.com
Jeremy Obaditch
Managing Director

Jeremy is a Managing Director of cfX and an MSRB-registered Municipal Advisor Principal. He has more than 35 years of municipal finance experience, including over 30 years with cfX. He advises multiple state housing finance agencies on debt issuance, bond structuring, indenture management, and financial strategy. Jeremy holds an M.B.A. from New York University and bachelor's degrees in Chemical Engineering and Economics from the University of Notre Dame.

With cfX since 1994  ·  32 years
jeremy.obaditch@cfx.com
Michelle Yan
Managing Director

Michelle is a Managing Director of cfX and an MSRB-registered Municipal Advisor Principal. She oversees cash flow presentations, post-issuance compliance computations, redemption and refunding amounts, and bond and mortgage yield computations. Prior to joining cfX in 2004, Michelle was employed by the Shenzhen Development Bank in China. She holds an M.B.A. from Carnegie Mellon University.

With cfX since 2004  ·  22 years
michelle.yan@cfx.com
CH
Cindy Harris
Managing Director

Cindy is a Managing Director at cfX. From 2012 through 2025 Cindy was CFO of Iowa Finance Authority. She served on the GFOA Committee on Governmental Debt Management from 2017 through 2025. Cindy returned to cfX where she worked from 1998 until joining IFA. She earned a M.S. in Economics from UNC Chapel Hill.

With cfX since 2025  ·  1 years
cindy.harris@cfx.com

Directors

Director
Sissi Chen
With cfX since 2013  ·  13 years

Sissi is a Director of cfX, joining in 2013, and an MSRB-registered Municipal Advisor Representative. She specializes in consolidated cash flow modeling, bond redemption and arbitrage rebate compliance computations, and variable bond yields. She holds a BBA and a BS from SMU and an MS in Computational Finance from Carnegie Mellon University.

sissi.chen@cfx.com
Director
Teresa Chan
With cfX since 2018  ·  8 years

Teresa joined cfX in 2018 and serves as a Director and an MSRB-registered Municipal Advisor Representative. Her responsibilities include preparing cash flow analyses for rating, budgeting, and management purposes; performing post-issuance compliance calculations; implementing bond redemption and cross-call strategies; and supporting the structuring of bond transactions. Prior to cfX, she was an account manager at Bloomberg L.P. Teresa holds degrees from Columbia University and Johns Hopkins University.

teresa.chan@cfx.com
Director
Puneet Hosatti
With cfX since 2019  ·  7 years

Puneet is a Director and MSRB-registered Municipal Advisor Representative. He joined cfX in 2019 after working with Onshift Inc. He holds an MBA and degrees in Accounting and Economics from the University of Mumbai. He has worked as an Underwriter at the Bank of Baroda and Equities Trader at BNP Paribas in India.

puneet.hosatti@cfx.com
Director
Suvrat Prakash
With cfX since 2017  ·  9 years

Suvrat joined in 2017 and is a Director for cfX and an MSRB-registered Municipal Advisor Representative. Prior to cfX, Suvrat worked with HSBC Securities and BNP Paribas for nine years, focusing on fixed income, derivatives, and investment strategies. He graduated with honors from Carnegie Mellon University with a B.S. in Business Administration.

suvrat.prakash@cfx.com

Vice Presidents

Vice President
Sarika Kharche
With cfX since 2016  ·  10 years

Sarika is a Vice President for cfX and an MSRB-registered Municipal Advisor Representative. She joined as a full-time employee in 2016 after completing a yearlong internship. Sarika performs arbitrage rebate compliance computations and computation of variable bond yields. She was a corporate credit analyst at Bank of Baroda. She holds a Master of Public Administration from Columbia University.

sarika.kharche@cfx.com
Vice President
Jay Yadav
With cfX since 2021  ·  5 years

Jay is a Vice President at cfX and an MSRB-registered Municipal Advisor Representative. He joined in 2021 bringing experience in public finance and engineering. Prior to cfX, Jay interned with the NYC Housing Development Corporation on its Capital Markets team. He holds a M.S. in Computer Science from the Georgia Institute of Technology.

jay.yadav@cfx.com

Associates

Bennett Greenfeld
Associate

Bennett is an Associate at cfX and an MSRB-registered Municipal Advisor Representative. Before joining cfX, he was an Associate at a municipal housing financial advisory firm providing TBA administration services and pricing analysis. He graduated from Virginia Tech with a B.S. in Finance and Economics.

With cfX since 2026  ·  0 years
bennett.greenfeld@cfx.com
Roshen Varughese
Associate

Roshen joined cfX in 2022 and is an MSRB-registered Municipal Advisor Representative. Before joining, he was a Senior Financial Analyst with Hawkins Delafield Wood LLP providing financial analysis for municipal bond financings. He graduated from Baruch College's Zicklin Undergraduate Honors Program.

With cfX since 2022  ·  4 years
roshen.varughese@cfx.com
Alex Widom
Associate

Alex joined cfX in 2017 and is an Associate and an MSRB-registered Municipal Advisor Representative. He has a Master of Science in Quantitative Finance from Fordham University and a B.S. in Statistics and B.A. in Mathematics from the University of Florida.

With cfX since 2017  ·  9 years
alex.widom@cfx.com
SW
Seth Webb
Associate

Seth joined cfX in 2022 as an Associate and an MSRB-registered Municipal Advisor Representative. Before joining Seth was a Portfolio Valuations Associate with IHS Markit, a division of S&P Global. Seth holds an M.S. in Finance from the University of Utah.

With cfX since 2022  ·  4 years
seth.webb@cfx.com

Analysts

Amy Chen
Senior Analyst

Amy is a Senior Analyst at cfX and an MSRB-registered Municipal Advisor Representative. Before joining cfX in 2025, she worked in AI-driven financial analysis and spent four years in fixed-income operations at Citibank in Taiwan. She holds an M.B.A. from Cornell University.

With cfX since 2025  ·  1 years
amy.chen@cfx.com
Sam Chen
Senior Analyst

Sam joined cfX in 2025 as a Senior Analyst. Prior to cfX, Sam was an Analyst at a boutique investment bank providing M&A advisory services and part of the NY State Homes and Community Renewal fellowship. He holds an M.S. in Finance from Baruch College.

With cfX since 2025  ·  1 years
sam.chen@cfx.com
Iryna Likhachova
Analyst

Iryna is an Analyst at cfX and an MSRB-registered Municipal Advisor Representative. Prior to joining cfX in 2024, she earned a Master of Science in Finance from The Ohio State University. She also holds a Bachelor of Science in International Economic Relations from Taras Shevchenko National University of Kyiv, Ukraine.

With cfX since 2024  ·  2 years
iryna.likhachova@cfx.com
Jacob Tang
Analyst

Jacob joined cfX in 2024 and is an Analyst. He recently completed a fellowship with New York State Homes and Community Renewal. Jacob completed an internship with Wells Fargo Securities' Housing group and graduated from Stony Brook University with a B.S. in Economics and Applied Mathematics.

With cfX since 2024  ·  2 years
jacob.tang@cfx.com

Technology

Nagesh Adari
Application Architect

Nagesh joined cfX in 2016 and is an Application Architect specializing in cash flow and web applications. He has over 23 years of experience building software applications at major banking institutions including JP Morgan Chase.

With cfX since 2016  ·  10 years
nagesh.adari@cfx.com
Frank Lui
Senior Application Developer

Frank is a Senior Application Developer for cfX. He joined in 2020 after fifteen years with JP Morgan Chase and Deutsche Bank/Bankers Trust. He specializes in full life cycle development and holds an M.S. in Computer Science from NYU Polytechnic.

With cfX since 2020  ·  6 years
frank.lui@cfx.com
Het Shah
Application Developer

Het joined cfX in 2023 and is an Application Developer. Before joining cfX, Het worked with Infosys at Visa Inc. He holds an M.S. in Computer Science from New York Institute of Technology.

With cfX since 2023  ·  3 years
het.shah@cfx.com
JG
Joel Gressel
Lead Application Developer

Joel joined a predecessor of cfX Incorporated in 1982 and is a Lead Application Developer. He is responsible for programming enhancements to the CFX cash flow system and specializes in loan portfolio monitoring. Joel received a B.A. from Brandeis University and a Ph.D. from Princeton University.

With cfX since 1982  ·  44 years
joel.gressel@cfx.com
BW
Bob Wilber
Lead Application Developer

Bob joined cfX in 2003 and is a Lead Application Developer responsible for the analysis, design and programming of CFX Transaction Structuring Software and Monte Carlo simulation control. Bob received his B.S. from MIT and his Ph.D. from Carnegie Mellon University.

With cfX since 2003  ·  23 years
bob.wilber@cfx.com


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    About cfx

    cfX is solely dedicated to helping state housing finance agencies develop and maintain outstanding affordable housing programs, analyze their portfolio risks, assist in the execution of financial transactions and grow their financial strength. Serving HFAs is cfX’s only mission. Learn More

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    phone: 1.212.431.5800
    fax: 1.212.431.6520

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