Diana is a freelance actress for film, TV and Stage; a TV and print ad model, voice talent, drama and art teacher; Production Manager and director. She has directed for companies like PAGCOR, MPTC, Podium Mall, SM Malls, TRUMPETS Playshop, Moviestarscafe, WDMC events, among other.

She started theater in 1997 after graduating from college. In 1999, she joined the CCP Tanghalang Pilipino Actors’ Company under Nonon Padilla. She has worked with other theater companies like PETA, Gantimpala Theater foundation, Musikat, Resorts World, UPCIS, among others. She has performed in a wide array of plays, as varied as Shakespeare to Moliere, Farcical to Drama, Brecht to Comedia del’ arte, Broadway to Filipino Musicals, Noh dance to Komedya.

As a visual artist, she started painting in January 2016 when she enrolled in Mr. Fernando Sena's art workshop. She is currently a member of the Philippine Pastel Artists and the Portrait Artists Society of the Philippines art group, an art group founded by Mr. Romulo Galicano.

Her latest group art exhibit in 2023 was under PASPI entitled Poetry of Images in Altromondo Gallery. Some of the group exhibits with PASPI were Portrait of Nature 2 held at the Art Center in SM Megamall, Portrait of Nature 1 at Gateway Gallery and Kalinaw at Gallerie Roberto, Art Tabang exhibit held in Cebu City and Manila Art 2019.

She was also part of the Artist's Hands: From Stage to Canvas Exhibit which was held in Solaire Resorts and Casino with other colleagues in the theatre and TV who also dabbles in painting. She was also part of SANGBALIKAT, a group exhibit with other visual artists headed by Mr. Fernando Sena. Other Art Group exhibit includes Si Dayang: Sa makabagong panahon, Philippine Pastel Artist's PEINDRE, My Name is Asher Lev Art Exhibit, Isang Daang Babae: Isang Daang Obra, among others