[2] Den Heyer joined the Movement of Bonaire People (MPB) party under the leadership of Elvis Tjin Asjoe.
After a coalition with the Bonaire Patriotic Union (UPB) collapsed in May 2017, the MPB joined with two other factions to remain in power.
[3] Den Heyer stayed on in the shuffle but took on a new portfolio of social affairs, education, culture, public health, and youth.
[2] On April 8, 2019, as part of a new MPB-UPB coalition, she became the councilor in charge of social and welfare issues on the Executive Council.
[5] In November 2022, she left the Executive Council to take up an appointment as head of Education, Culture, and Science in the Caribbean Netherlands.