NCAC Executive Board members are elected by the General Assembly from among the voting members of the NCAC for two year term. An individual NCAC member may be elected as Executive Board member on honourable pro-bono basis and for no more than two consecutive terms. Currently the first term Executive Board composes of seven members, six of whom are arbitrator-members and another one is legal entity-member. They were elected in early 2013 to hold office term from 2013-2015. Following their election, the elected members conducted internal votes for appointment among the Executive Board members as NCAC President, Vice President and Treasurer. Below are the seven members and their respective roles:

- President:     Mr. Ros Monin (Attorney-at-law)
- Vice-President:     Ms. Seng Vouch Hun (Attorney-at-law)
- Treasurer:     Mr. Pa Ngounkea (Attorney-at-law)
- Ordinary Board Members:     Ms. Khiev Mealy (Attorney-at-law), Ms. Bun Youdy (Attorney-at-law), Mr. Phan Panha (Attorney-at-law), and Mr. Guy Spooner (International Commercial Arbitrator)