Back Office for Metropolitan Architecture Catalan Office for Metropolitan Architecture Czech Office for Metropolitan Architecture German Office for Metropolitan Architecture English Office for Metropolitan Architecture Spanish Office for Metropolitan Architecture Finnish Office for Metropolitan Architecture French Office for Metropolitan Architecture ID Office for Metropolitan Architecture Italian OMA (建築設計事務所) Japanese
O Office for Metropolitan Architecture - OMA (em português, "Escritório para Arquitetura Metropolitana") é um escritório de arquitetura com sede em Roterdã, fundado pelos arquitetos Rem Koolhaas, Elia Zenghelis, Madelon Vriesendorp e Zoe Zenghelis, em 1975.