Mark Longo
(312) 506-1503

Mark Longo is Manager at Davis & Hosfield Consulting LLC. He is an experienced financial analyst and forensic accountant having conducted damages analyses involving lost profits, economic damages, unjust enrichment, reasonable royalties, valuation of companies and business interests, investment performance, lost wages, and construction claims. Having served as the Controller of a small business, he has experience managing the accounting and finance activities within a company.

He has experience with cases involving claims of breach of contract, patent and trademark infringement, trade secret misappropriation, breach of fiduciary duty, class action disputes, defamation, shareholder disputes, corporate investigations, personal injury, and divorce proceedings.

Mark has provided damages consulting services in a variety of industries including, telecommunications, automotive, energy, biotechnology, computer and internet software, third-party logistics, wholesale distribution, agriculture, construction, financial services, casino gaming, industrial equipment, medical products, transportation, trust and estate management, media and advertising.


B.S. Accounting – University of Illinois at Urbana-Champaign (Honors)

M.A.S. Accounting – University of Illinois at Urbana-Champaign


Certified Public Accountant (CPA)


American Institute of Certified Public Accountants (AICPA)

Illinois CPA Society (ICPAS)