Professor Matheus spent nearly 21 years in the practice of arbitration, like Chairman, Sole Arbitrator or member of the tribunal in numerous national arbitration proceedings, ad hoc and institutional.

Government corporations and private companies have appointed Professor Matheus to serve on various panels. He has also provided opinions to state enterprises and companies.

Professor Matheus’s experience has included, among other examples, the following matters:

• Public Contracts
• Telecommunication companies
• Electricity Concessions
• Mining Investment
• Insurance Policy
• Legal Contracts
• Torts
• Private Corporations