ingenhoven associates is an architectural firm based in Düsseldorf, Germany. The office was founded in 1985 by Christoph Ingenhoven and became notable for its ecologically oriented designs for high-rise buildings. Former names of the company were Ingenhoven Overdiek and Partner and ingenhoven architects.

Christoph Ingenhoven is a German architect. His major works include Lufthansa HQ in Frankfurt (2006), 1 Bligh in Sydney (2011), Marina One in Singapore (2017), Toranomon Hills Towers in Tokyo (2022), and Stuttgart Main Station (2010-).