His office and company Les films de la passerelle is located in Liège, where he works with the producer Christine Pireaux.

This "factional" film, combining fiction and fact, analyzes the rapid decline of the Walloon steel industry that began in 1974 and the way in which this affected the region.

[5] In 1993 Thierry Michel made a film about a scandal that had deeply shaken Belgium: La Grâce Perdue d'Alain Van Der Biest (The fall from grace of fr).

This tells a story of a senior politician who became involved in corruption and organized crime, his drinking problem and eventual suicide.

[8] He directed his second feature film Issue de Secours (Emergency Exit) in 1987, a poetic and mystical work set in the Moroccan desert.

[3] Thierry Michel returned to Zaire in 1995 to make a film about the legacy of colonialism and the white presence in the country 35 years after independence.

The same year he made a documentary on white settlers in Zaire following independence named Nostalgie post-coloniale (Post-colonial nostalgia).

[10] Michel watched over 950 hours of archived films to make the documentary, selecting extracts and interleaving them with interviews of many witnesses, both opponents and supporters of Mobutu.

Katanga Business lets the images and people in the film tell the story, as in a drama, rather than providing explanations of causes and effects.

[12] A reviewer described Mobutu roi du Zaïre as more cinematographic than televisual, with a tension between the factual investigation and the artistic creation.

[23] L'affaire Chebeya won the Grand Prize at the International Film Festival of Human Rights in Paris in March 2012.