[1] He represented the riding of Eagle River in the Newfoundland and Labrador House of Assembly from 1989 to 1996 as a member of the Liberal Party.
[3] In the 1996 election, Dumaresque defeated Yvonne Jones for the Liberal nomination in the redistricted riding of Cartwright-L'Anse au Clair.
"[5] Premier Grimes issued and official apology stating there was no basis for his statement and Mr. Dumaresque dropped his suit.
[12] Dumaresque ran for the Liberal nomination in Cartwright-L'Anse au Clair for the 2015 provincial election but lost to Lisa Dempster.
[13] He later won a party nomination in Conception Bay East – Bell Island,[14] but lost to the Progressive Conservative incumbent, David Brazil.