Mark Ardell Solis Sastrillo

Mark Ardell Solis Sastrillo is the current Punong Barangay of Barangay Doldol in Bacong, Negros Oriental, Philippines, serving the 2023 - 2026 term. The position — also commonly referred to as Barangay Captain — is the elected head of the barangay's local government unit.

Under the Local Government Code of 1991, the Punong Barangay leads the Sangguniang Barangay, signs ordinances and resolutions, represents the barangay in transactions with other government units, administers the barangay budget and appropriations, and oversees the Lupong Tagapamayapa that handles amicable settlement of disputes at the barangay level. The office is the most directly accountable elected position in the Philippine government.

Barangay Doldol is one of 22 barangays in the municipality of Bacong, in the province of Negros Oriental, in the Central Visayas region of the Philippines. According to the 2020 Census of Population and Housing, Barangay Doldol had a population of 1,097 residents — the constituency that Mark serves as Punong Barangay. Negros Oriental is classified as a 1st by the Bureau of Local Government Finance.

Mark Ardell Solis Sastrillo was elected to office in the most recent Barangay and Sangguniang Kabataan Elections (BSKE), which took place on October 30, 2023. Under Republic Act No. 12232, barangay officials elected in 2023 serve four-year terms, meaning the current mandate runs until 2026. The next BSKE is scheduled for Monday, November 2, 2026, per COMELEC Resolution No. 11191.

The Sangguniang Barangay — which Mark Ardell Solis Sastrillo leads — is the legislative body of a Philippine barangay. It passes barangay ordinances and resolutions, approves the annual barangay budget, and exercises oversight over the barangay's programmes and projects. Its composition includes the Punong Barangay, seven kagawads, the SK Chairperson, a Secretary, and a Treasurer, all accountable directly to residents.