FiumeArchitecture is a multidisciplinary theory, art, urbanism, architecture & design practice that operates worldwide, working across scales and taking care of all phases of design.

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The practice was founded in 2017 by Marzia Fiume Garelli — an architect, artist, Dottore di Ricerca (PhD), and CTU (Technical Consultant for the Civil Court of Rome). FiumeArchitecture is a member of the RIBA and of l'Ordine degli Architetti di Roma e Provincia.

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The practice is the winner of the Big SEE Interior Design Award 2026 and, in the same year, Marzia Fiume Garelli was appointed as an international jury member for the Archello Awards.