Donald M. May PhD
D 212.390.0595 | M 914.473.3601

As a former MIT finance professor with extensive testifying experience, Dr, May is a world class expert in the valuation of damages. With his invaluable experience in testifying in arbitrations as well as state and federal court, Dr. May represents what sets us apart from others—our solid knowledge base and experience.

Don May is Managing Partner at DMA Economics LLC and possesses over 30 years’ experience in consulting, valuation and litigation support as well as researching, publishing and teaching at the university level.  His experience includes implementing a broad range of damage analyses and valuations for businesses of various sizes and in numerous industries.  Prior to founding DMA Economics LLC, Dr. May was Managing Director at Berkley Research Group and the Principal in charge of valuation and litigation support services for a regional accounting firm, a Managing Director for PricewaterhouseCoopers and a professor at the Massachusetts Institute of Technology - Sloan School of Management.


Dr. May has prepared expert reports and testified in federal and state courts as well as AAA, JAMS, and FINRA arbitration hearings and has also effectively communicated as an expert witness testifier and consultant in several multi-million dollar cases.


Dr. May has been published in several distinguished academic and practitioner journals such as The Journal of Finance, The Quarterly Review of Economics and Finance, Hedge Fund Law Review, and is currently an editorial board member of The Journal of Business Valuation and Economic Loss Analysis.


Some examples of recent matters Dr. May has been asked to evaluate, analyze and/or opine on include the valuation of damages related to:

  • Misrepresentations in leveraged buyout (“LBO”) financing practices

  • Theft of trade secrets, trade dress and intellectual property

  • Food product mislabeling

  • Accounting misstatements in public and private company acquisitions

  • Lost profits and lost enterprise value associated with product defects and breach of contract

  • Securities fraud under SEC Section 10b-5 and Section 11

Dr. May has also performed over 200 valuations of closely held businesses across numerous industries for financial reporting and estate planning


University of Chicago

PhD (Financial Economics) 

MBA (Finance)         


Roosevelt University

BSBA (Accounting)               


State of Illinois

CPA (Certified Public Accountant)      



DMA Economics

Managing Partner

2015 - present   


Berkeley Research Group 

Managing Director

2013 - 2015              


Grassi & Company

Principal and Practice Leader in Charge of Forensic, Litigation Support and Valuation Services

2012 - 2013 

Marks Paneth & Shron


2010 - 2012


Managing Partner

2007, 2009

Analysis Group

Vice President

2006 - 2007

NERA Economic Consulting

Senior Consultant

2004 - 2006


Managing Director

1998 - 2003


Massachusetts Institute of Technology

Assistant Professor

1993 - 1998

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