She began collegiate studies at the University of the Philippines Cebu, majoring in hotel and restaurant management, and eventually earned her B.A.

[1] In 2007, then president Gloria Macapagal Arroyo appointed del Mar to the board of directors of the Cultural Center of the Philippines.

Del Mar started co-hosting the talk show "She Said, She Said" in August 2008 with Jackie Aquino-Gavino, a TV personality and a first cousin of then president Benigno Aquino III.

[4] Her most recent position prior to taking her congressional seat was as chief of staff to her father, former Congressman and Deputy Speaker of the House of Representatives Raul del Mar.

As his father wrapped up his third and last term as congressman, the younger del Mar was selected to run in his place.