Giardelli’s work is held in many collections including the Tate, the National Museum of Wales, the National Library of Wales, Contemporary Art Society of Wales, Arts Council of Wales, Museum of Modern Art Wales, Brecknock Museum, Tenby Museum and Art Gallery together with museums and galleries in New York, Dublin, Nantes, Bratislava and Prague.
British Museum | Museum of Modern Art | Art Deco | Metropolitan Museum of Art | American Museum of Natural History | Art Institute of Chicago | National Portrait Gallery | Victoria and Albert Museum | Natural History Museum | San Francisco Museum of Modern Art | National Gallery of Art | Honolulu Museum of Art | museum | Whitney Museum of American Art | Museum of Fine Arts, Boston | Los Angeles County Museum of Art | Solomon R. Guggenheim Museum | National Air and Space Museum | Brooklyn Museum | National Baseball Hall of Fame and Museum | Art Nouveau | Royal College of Art | Walker Art Center | National Gallery | Hermitage Museum | National Museum of Racing and Hall of Fame | art | Glasgow School of Art | Museum of Contemporary Art | Field Museum of Natural History |