Marcantonio Barnes

Seyfarth Shaw LLP

Marcantonio (“Marco”) W. Barnes focuses his practice on mergers and acquisitions, structured finance and derivatives, federal procurement and disputes, energy project finance and commercial contracts, including the outsourcing of large-scale information technology infrastructure services and support.

He has a unique combination of substantive legal and business experience. Prior to entering the practice of law, Mr. Barnes was an executive at a large information technology firm, as well as a multinational corporation where he led several domestic and international business initiatives, including an audit and evaluation of credit lending facilities for the Ministry of Finance in Cairo, Egypt.

His understanding of the underlying business issues within each transaction is significant. His background is geographically and substantively diverse and includes legal and business experience representing information technology, energy, manufacturing, and financial services clients

Mr. Barnes also is an Adjunct Professor of Law at Georgetown University Law Center, teaching “Complex Derivatives: Structure and Usage” and “Regulation of Derivatives.” He has held public service positions with the Securities and Exchange Commission and the Chief Counsel’s Office of the U.S. House Oversight Committee.

Mr. Barnes serves as  a commissioner of the Fairfax County Small Business Commission. In that role, he advises and assists the Fairfax County Board of Supervisors on procurement matters related to small, minority, service-disabled veteran and women-owned businesses.


  • LL.M, Georgetown University Law Center
  • J.D., George Mason University School of Law
  • B.A., George Mason University


  • U.S. District Court for the Eastern District of Virginia
  • U.S. Court of Federal Claims


Rate : $$$

What types of cases Attorney Marcantonio Barnes & Seyfarth Shaw LLP can handle?
Seyfarth Shaw LLP can handle cases related to laws concerning Financial Services, Corporate, Contracts, Business, Mergers & Acquisitions, Venture capital, Government, Project & Equipment Finance, Energy Utilities & Environmental. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Seyfarth Shaw LLP located?
Seyfarth Shaw LLP is located at 975 F St NW, Washington, DC 20004, USA. You can reach out to Seyfarth Shaw LLP using their phone line (202) 828-3598. You can also check their website
How much would it cost to hire Seyfarth Shaw LLP?
Marcantonio Barnes lawyer charges are specific to each case. However, they work with contingency fees and its ranges from $$ to $$$. They also provide free consultation [and no obligation quotes] if you are interested to hire.
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