History:

Ocean Style: "The Saint Hotel Brand Expands to Florida" (June 30, 2014):
http://www.myoceanstyle.com/the-sain...ds-to-florida/

New Orleans City Business: "The Saint owner acquires Key West hotel" (June 30, 2014):
http://neworleanscitybusiness.com/bl...ey-west-hotel/

Apparently, The Saint Hotel Key West was been operating under the Saint brand since being renovated by the new owner, but very recently affiliated with The Autograph Collection (Marriott).

Main Websites:

Official website for The Saint Hotel Key West, Autograph Collection:
http://www.thesainthotelkeywest.com

Official website for The Saint Hotel Key West, Autograph Collection at Marriott.com:
https://www.marriott.com/hotels/trav...ph-collection/

Facebook page for The Saint Hotel Key West, Autograph Collection:
https://www.facebook.com/sainthotelkeywest/

TripAdvisor listing for The Saint Hotel Key West:
https://www.tripadvisor.com/Hotel_Re...s_Florida.html