Marcum LLP

Joseph DeCusati

Joseph  DeCusati, Partner, Valuation & Litigation Support
Valuation & Litigation Support

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New Haven, CT 06511

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Joseph DeCusati is a partner in the Valuation and Litigation Support Services group. He has more than 20 years of experience providing business valuation, litigation support, and forensic accounting services.

Mr. DeCusati specializes in the fields of economic damages, commercial litigation, and business valuation. He has performed valuations of business interests for a variety of purposes including, but not limited to, family law matters, business damages, buy-sell agreements, shareholder litigation, estate and gift tax matters, buying and selling businesses, malpractice litigation, and breach of contract.

Mr. DeCusati has been qualified as an expert witness in Federal District Court and the State Courts of Connecticut and New Jersey, as well as various arbitration proceedings. He has also rendered extensive services relating to court testimony.

Professional & Civic Affiliations
  • American Institute of Certified Public Accountants
  • Connecticut Society of Certified Public Accountants Valuation, Forensic, and Litigation Support Group, Member
  • American Society of Appraisers
  • Connecticut Chapter of American Society of Appraisers Past Second Vice President, 2011-2013
  • Association of Certified Fraud Examiners
  • Connecticut Chapter of Association of Certified Fraud Examiners
Articles, Seminars & Presentations
  • Personal Injuries: Valuing the Impact, Business Valuation Resources Webinar, August 2016
  • Economic Damages From Personal Injuries, Chapter 38 of The Comprehensive Guide to Economic Damages, Fourth Edition, Business Valuation Resources, 2016
  • Valuing a Business: The Site Visit and Management Interview, MHP Newsletter, June 2015
  • Rental Real Estate Investments, A Forensic Perspective, Connecticut Law Tribune, February 2014
  • Understanding Business Interruption Insurance Coverage and Damage Claims, MHP Newsletter, December 2013
  • Business Valuation: Potential Earnout Pitfalls, Maine Lawyers Review, November 2013
  • Potential Earnout Pitfalls, MHP Newsletter, August 2013
  • Houston Family Law Trial Institute, South Texas College of Law, Houston, TX, May 2012
  • Show Me the Money: Financial Side of Divorce – How to Find the Money, Understand Where It Comes From, and Avoid Common Pitfalls in Resolving Finances, Connecticut Bar Association, New Britain, CT, May 2012
  • Economic Damages: Capturing the Full Value of Injury, Connecticut Law Tribune, October 2011
  • Determining Cost of Capital for Private Companies in Business Appraisal, MHP Newsletter, June 2011
  • Real Life Cases of Fraud, Hill Regional Career High School, New Haven, CT, May 2011
  • Staying Afloat: Settlements Offer One Way to Get Cash, New Haven Register, June 2010
  • Surveying the Damages: Valuating Lost Profits and Loss of Business Presents Complexities, Connecticut Law Tribune, February 2010
  • Expert Witness Testimony in Connecticut after Recent Revisions to Practice Book Section 13-4; How Not to be Precluded, CTCPA Valuation, Forensic & Litigation Support Group, Rocky Hill, CT, November 2009
  • Burden of Proof Critical in Recent Estate and Gift Tax Case, MHP Newsletter, May 2009
  • Uncovering the Truth: Understanding the Role of Forensic Accounting in Divorce, Connecticut Law Tribune, February 2009
  • A Taxing Matter: Foreclosures May Impact IRS Filings, New Haven Register, December 2008
  • How to Perform a Business Valuation on a Limited Budget in a Divorce Setting, MHP Newsletter, December 2008
  • Determining Economic Losses in Damages Litigation, MHP Newsletter, August 2008
  • Yours, Mine and Ours, New Haven Register, June 2008
  • Business Valuation and Forensic Accounting Issues in Divorce, MHP Seminar, New Haven, CT, April 2008
  • Failure to Understand Asset Types, National Business Institute, New Haven, CT, April 2007
  • Failure to Properly Manage Personal Affairs after a Divorce, National Business Institute, New Haven, CT, April 2007
  • In the Long Run, New Haven Register, February 2007
  • Understanding Tax Returns in Divorce Litigation, Marenna, Pia & Associates, LLC, Cromwell, CT, September 2004
  • Tax Issues in Connecticut: Mergers & Acquisitions, National Business Institute, East Hartford, CT, May 2004
  • Understanding Tax Returns in Divorce Litigation, Marenna, Pia & Associates, LLC, New London, CT, May 2004
  • Understanding Tax Returns in Divorce Litigation, Marenna, Pia & Associates, LLC, Norwalk, CT, January 2004
  • Understanding Tax Returns in Divorce Litigation, Marenna, Pia & Associates, LLC, Wallingford, CT, October 2003
Subject Matter Expertise

Business Valuation
Economic Damages
Commercial Litigation
Litigation Support
Matrimonial Litigation
Shareholder Disputes
Intangible Asset Valuation

Practice Focus


Bachelor of Science, Economics
University of Connecticut

Accreditations & Designations

Accredited Senior Appraiser
Accredited in Business Valuation
Certified Fraud Examiner

Curriculum Vitae


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