Core Insights - Hospitality company Sonder has filed for Chapter 7 bankruptcy following the termination of its partnership with Marriott International, leading to the winding down of its US operations [1][2][3] Financial Overview - Sonder's estimated assets and liabilities are both listed between $1 billion and $10 billion, indicating significant financial distress [2] - The company faced severe financial constraints due to challenges in integrating its systems and booking arrangements with Marriott [3] Operational Impact - Following the abrupt end of its licensing agreement with Marriott, Sonder's properties are no longer available for bookings through Marriott channels, resulting in cancellations for travelers [4] - Sonder plans to initiate insolvency proceedings in other countries where it operates, indicating a broader impact beyond the US [3] Historical Context - Sonder was once valued at over $1 billion and had a long-term licensing agreement with Marriott signed in August 2024, which has now been terminated due to Sonder's default [3][4]