From 1948 to 1950, he received training in photography at Gutenberghus, a magazine publisher in Copenhagen, after which he spent a year working as a fashion photographer for Jardin des Modes in Paris.
[2][3] The year he spent in Paris introduced Høm to the most advanced photography of the times, not least the work of the American-born photographer William Klein who excelled in expressiveness and appreciation of the decisive moment.
He then spent three years working for Agence VISA in Paris with assignments in England, Spain, France, Italy and the Soviet Union.
[2][3] Taking the French-based international photographic bureau Magnum as a model, together with Gregers Nielsen and others he set up Delta Photos in 1964.
In 1986, he returned to filmmaking with the successful Take It Easy in which Eddie Skoller played the role of jazz musician Leo Mathisen.