OMA, or the Office for Metropolitan Architecture, is an international architecture and urban planning firm founded in 1975 by Rem Koolhaas. The firm is known for its innovative designs and critical approach to architecture, often blending modern aesthetics with functional urban solutions. OMA has completed numerous high-profile projects worldwide, including cultural institutions, public spaces, and commercial buildings. The firm emphasizes research and theory in its practice, often exploring the relationship between architecture and society. OMA's work has received various awards and recognition, contributing significantly to contemporary architecture and urbanism. Their projects often challenge conventional design norms, making them influential in the architectural community.