FASB Staff

The Board is assisted by a staff of more than 60 professionals. Each has a concern for investors, other users,  and the public interest in matters of accounting and reporting and, collectively, have knowledge and experience in investing, accounting, finance, business, accounting education, and research. The staff works directly with the Board and project resource groups, conducts research, participates in roundtable meetings, analyzes oral and written comments received from the public, and prepares recommendations and drafts of documents for consideration by the Board.

Susan M. Cosper, Technical Director
Chairman, Emerging Issues Task Force


Susan M. Cosper is the FASB technical director and chairman of the Emerging Issues Task Force, a role she has held since February 1, 2011. Ms. Cosper has responsibility for managing all of the FASB’s technical projects and activities. Ms. Cosper has more than 22 years of diverse financial reporting and auditing experience. Prior to her appointment at the FASB, she was a partner with PricewaterhouseCoopers LLP (PwC). Ms. Cosper joined the Pittsburgh office of PricewaterhouseCoopers in 1992, where she performed audits of private and public companies in PwC’s Assurance practice. From 1998 to 2001, she accepted an international assignment in the Firm’s London office. There, she led global audit engagements and advised clients on international accounting issues.

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Ronald W. Lott, Research Director

Ronald W. Lott was appointed Research Director of the FASB in June 2008. In this role, he is responsible for overseeing FASB research activities, including coordination with other relevant research organizations. He also directs the Conceptual Framework project and the Disclosure Framework project. He first joined the FASB in May 1991 as a Project Manager on its research and technical activities staff. After leaving the FASB to accept a position as partner in the National Department of Accounting and Auditing of BDO Seidman, LLP, he rejoined the FASB staff in July 1997 as a project manager.

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Suzanne Q. Bielstein, Director—Planning and Support

As Director of Policy and Administration for the Financial Accounting Standards Board (FASB), Ms. Bielstein’s primary responsibility is helping the FASB maintain and improve its due process policies and related operating procedures. Among other administrative matters, she is responsible for development of the FASB operating budget and serves as FASB staff liaison to the Foundation’s post-implementation review function and its Standards-Setting Process Oversight Committee. Ms. Bielstein joined the FASB in 1999, serving in various other capacities including a six-year stint as director of major projects and technical activities.

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Alicia A. Posta, Executive Director, Advisory Groups

Alicia A. Posta is the Executive Director of the FASB Advisory Groups. In this role, Ms. Posta serves as primary administrator of the FASB’s activities with its stakeholder groups, who provide input into its decision-making processes. Those activities include meetings between the FASB and members of other organizations and groups, as well as the activities of standing advisory groups, including the Financial Advisory Accounting Standards Advisory Council, the Investors Advisory Committee, the Not-for-Profit Advisory Committee, and the Small Business Advisory Committee. Prior to joining the FASB as a project manager, Ms. Posta was a Senior Auditor with Ernst & Young in Stamford, Connecticut.

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Matthew Esposito, Assistant Director

Matthew Esposito is an assistant director of technical activities at the Financial Accounting Standards Board (FASB). Mr. Esposito is involved with various technical projects, including those related to accounting for financial instruments, leases, and consolidation. He joined the FASB’s research and technical activities staff in September 2013. Before joining the FASB, Mr. Esposito was a director in Citigroup’s Accounting Policy Group in New York. Prior to joining Citigroup in December 2010, Mr. Esposito was a director in the Financial Instruments and Credit Group of PricewaterhouseCoopers and alum of their National Professional Services Group.

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Jeffrey D. Mechanick, Assistant Director

Jeff Mechanick is Assistant Director—Nonpublic Entities for the FASB. In this role, he provides strategic and technical oversight of all activities involving nonpublic entities (private companies and not-for-profit organizations (NPOs)), oversees support of the Private Company Council, chairs the FASB’s Not-for-Profit Advisory Committee, and participates in some of the FASB’s broader outreach activities. He has also been the lead staff person for the AICPA/FAF/NASBA Blue-Ribbon Panel on Standard Setting for Private Companies and the FASB/IASB Financial Crisis Advisory Group. Prior to joining the FASB in 2006, Mr. Mechanick spent a combined twenty years working in and with the not-for-profit sector.

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Peter C. Proestakes, Assistant Director

Peter C. Proestakes is an assistant director of technical activities at the FASB. In that role, he is involved with various technical projects, including those related to Revenue Recognition, Insurance, Consolidations, Postretirement Benefits, and The Accounting Standards Codification. Since joining the FASB’s research and technical activities staff in January 2003, he has led several technical projects, including FASB Statement No. 158, Employers’ Accounting for Defined Benefit Pension and Other Postretirement Plans, and FASB Statement No. 132 (revised 2003), Employers’ Disclosures about Pensions and Other Postretirement Benefits. Before joining the FASB, Mr. Proestakes was with Gartner, Inc. as Senior Director of Financial Reporting.

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Cullen D. Walsh, Assistant Director

Cullen D. Walsh was named an assistant director of the Financial Accounting Standards Board (FASB) in 2013. He is responsible for managing the Board’s research agenda, which includes projects where the Board has directed the staff to perform pre-agenda research; overseeing international monitoring of projects undertaken by other standards setters; and managing the execution of implementation working groups, including the revenue recognition transition resource group. Cullen first joined the FASB in August 2011 as a practice fellow. He was primarily responsible for the joint project on leases with the International Accounting Standards Board as well as several Emerging Issues Task Force issues on joint and several liability and income taxes. Previously, Cullen was a senior manager in the National Office of KPMG LLP (KPMG) in New York City.

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J. Louis Matherne, Chief of Taxonomy Development

J. Louis Matherne, CPA, was named Chief of Taxonomy Development for the Financial Accounting Standards Board (FASB) in April 2010. In this role, Mr. Matherne leads the FASB team responsible for maintaining and updating the U.S. GAAP Financial Reporting Taxonomy as required for use by Securities and Exchange Commission (SEC) public company registrants. Prior to joining the FASB, Mr. Matherne was Director of XBRL Services for the Global/North American headquarters of Clarity Systems in Toronto, a member of the SEC's XBRL project team that developed the US GAAP taxonomy, and Director of XBRL for the American Institute of Certified Public Accountants (AICPA). In that capacity, Louis also served as the Founding President of XBRL International.

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