Peti Buchel studied at the Academy of Fine Arts and Design in Arnhem. She began her career as a comic artist in the 1970s, publishing in Dutch alternative magazines like De Vrije Balloen, Diva and Tante Leny Presenteert. In 1986, her comic book 'Moord in Iran' ('Murder in Iran') appeared. It related the true story of the singer Simin, who was killed under the rule of ayatollah Khomeiny.
Other titles Peti Buchel created are 'Aladdin' and 'Alie Snoep - mijn leven', the latter written by Sjuul Deckwitz and published in magazine Mens & Gevoelens. She is currently affiliated with studio Beeldleveranciers in Amsterdam, where she is specialized in on-the-spot drawings to record the main points of discussion during conferences and meetings. She was a boardmember in the Art Storehouse De Wilhelmina Foundation, and is a member of the workgroup Amsterdam Centre Traffic.