Patrick J. Duffany

Patrick J. Duffany, JD, CPA, is the Managing Partner of CohnReznick’s tax practice.  Patrick has more than 25 years of public accounting experience, including 17 years as the lead state and local tax (SALT) professional for multinational and multistate companies while with a “Big 4” firm.  Prior to taking over as our Firm’s senior tax partner, Patrick was the partner in charge of our National Tax and State & Local Tax Services Practices.  In addition to his role as the Firm’s Managing Partner - Tax, Patrick is the lead tax partner on a number of our larger clients, ensuring the delivery of tax services to some of our most complex clients.  He provides guidance and assistance with matters in connection with various state and local taxes, including income/franchise, sales and use, conveyance, property, and gross receipts taxes. He is a frequent speaker and author on a wide range of state tax topics.

Patrick initiated and managed the implementation of sophisticated and complex corporate restructurings and assisted with other transaction-related tasks, including due diligence and post-merger integration issues. He has significant experience representing clients before state tax authorities including audit, refund claims, voluntary disclosures, appeals, ruling requests, and petitions, and with respect to various issues and areas such as forced combination, unitary business, discretionary authority provisions, apportionment, and alternate apportionment methodologies.

Patrick serves on the Connecticut Business and Industry Association’s state tax committee; is chair of the CTCPA’s State Tax Committee; and regularly participates in working groups with the Connecticut Department of Revenue Services, including the unitary, market research, and ad hoc working groups. He is also an active member of the Marine Corps League.