31MM is a general design practice founded in 2021 by Martyna Maciaszek. Active in the fields of architectural, urban, furniture design and art, 31MM is collaborating with variety of partners to create unique projects.

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Martyna Maciaszek graduated as an architect and urban planner from the Faculty of Architecture at the Poznan University of Technology, she also studied abroad at Riga Technical University. Since 2011 she worked as an architect, urban planner and interior designer for renowned architectural practices, locally and abroad.