British Museum | Museum of Modern Art | Canadian Broadcasting Corporation | Metropolitan Museum of Art | Canadian Pacific Railway | American Museum of Natural History | Victoria and Albert Museum | Royal Canadian Navy | Royal Canadian Air Force | Canadian Football League | Natural History Museum | San Francisco Museum of Modern Art | Honolulu Museum of Art | museum | Contemporary R&B | Whitney Museum of American Art | Canadian Forces | photography | Museum of Fine Arts, Boston | Los Angeles County Museum of Art | Solomon R. Guggenheim Museum | Canadian National Railway | National Air and Space Museum | Brooklyn Museum | Royal Canadian Mounted Police | National Baseball Hall of Fame and Museum | Canadian dollar | Canadian federal election, 2004 | Hermitage Museum | Canadian Army |
Pratt's photographs are in various private, public and corporate collections including the Ford Motor Company of Canada's Photographic Collection at the Canadian Museum of Contemporary Photography, The Department of External Affairs in Ottawa and the Art Gallery of Nova Scotia.