Guan started with Kresser/Craig after Art Center College of Design by winning the Best of Show in LACC. He joined Saatchi & Saatchi under Droga at the height of its success, producing award-winning work for Toyota, Navy, and P&G. Later moved to LB during the agency's most exciting times which saw its best creative achievements as one of the hottest APAC agencies by CBA rankings.

Next up, Guan was Regional ECD at Grey before moving to JWT as ECD of SEA. Currently, he's the Global ECD, previously managed the Unilever's Lux account and Abbott Nutrition and now leads globally for Shell Advance and Rimula/Rotella out of London, which includes regional clients like Johnson & Johnson, APP, & Nestle.

Guan devotes the same passion that goes into his work by mentoring young talents like setting up the Singapore Crowbar Awards, AdFest's Young Lotus, and the Award School Asia.