Brigadier (R’td) Mark Anthony Phillips was sworn in as the 9th Executive Prime Minister of the Cooperative Republic of Guyana under President Dr. Mohamed Irfaan Ali on August 2, 2020.
Following his appointment as Prime Minister, the Hon. Brigadier Mark Phillips was assigned the following portfolios by President Dr. Mohamed Irfaan Ali:
- Energy Sector
- Civil Defence Commission (CDC)
- Information Sector
- Telecommunications Sector
Brigadier Phillips as Prime Minister sits on the Defence Board of Guyana.