Olij Studio
Olij Studio is an education studio based in Singapore. She runs in- person art lessons, and short courses in LaSalle College of the Arts on Urban and Travel sketching. She also takes students for travel sketching, a getaway workshop where students are taken to cities around South East Asia to learn sketching on location.
Here's the most current travel sketching to Georgetown workshop information:
Sketching Georgetown Penang with Susan Olij
All other information can be found in her website.