Ian Teh has published three monographs, Undercurrents (2008), Traces (2011) and Confluence (2014). His work is part of the permanent collection at the Los Angeles County Museum of Art (LACMA), The Museum of Fine Arts, Houston (MFAH) and the Hood Museum in the USA. Selected solo shows include the Jack Shainman Gallery in New York in 2004, Flowers in London in 2011 and the Kunsthal Museum in Rotterdam in 2012.

Teh has received several honours, including the International Photoreporter Grant 2016 the Abigail Cohen Fellowship in Documentary Photography 2014 and the Emergency Fund 2011 from the Magnum Foundation. In 2013, he was elected by the Open Society Foundations to exhibit in New York at the Moving Walls Exhibition. In 2015, during COP21 during the Paris climate talks, large poster images of his work was displayed on the streets of Paris as part of a collaborative initiative by #Dysturb and Magnum Foundation.  He is a co-exhibitor to an environmental group show of internationally acclaimed photographers, Coal + Ice, curated by Susan Meiselas. It was recently exhibited at the Official Residence of the US Ambassador to France during COP21.

Teh’s work has been published internationally in distinguished magazines such as Time, The New Yorker, GEO and Granta. Since 2013, he has exhibited as well as conducted masterclasses at Obscura Festival of Photography, Malaysia’s foremost photo festival. He subsequently became a tutor at Cambodia's well known Angkor Photo Festival  in 2014. Teh is a member of two prestigious agencies, VU and Panos Pictures.