Sonder Holdings Inc. manages short-term rentals, such as apartment hotels, in North America, Europe, and Dubai.

[9] It targets travelers who prefer larger accommodations than a hotel room but want a more predictable experience than renting from an amateur host.

[18] In 2014, Davidson and Lucas Pellan founded Flatbook, later renamed Sonder, and brought the company to FounderFuel, a startup accelerator in Montreal.

[18][25] In January 2021, the company announced a planned expansion in Quebec, including hiring 700 employees there over the next five years.

[33] The city of Boston fined Sonder $11,700 in December 2019 under a new law banning absentee landlords from short-term rentals.