Exhibit 21.1

MARRIOTT VACATIONS WORLDWIDE CORPORATION

SIGNIFICANT SUBSIDIARIES

(as of December 31, 2021)

Subsidiaries Organized in the United States		Jurisdiction of Organization
Champagne Resorts, Inc		Delaware
Flex Collection, LLC		Florida
HPC Developer, LLC		Delaware
ILG, LLC		Delaware
Interval International, Inc.		Florida
Entity also does business under the names:
• Interval Purchasing Services	•  Preferred Residences
• Shared Ownership Investment Conference
Marriott Ownership Resorts, Inc.		Delaware
Entity also does business under the names:
•  Grand Residence by Marriott	•  Marriott Vacation Club International Corp.
•  Grand Residences by Marriott	•  Marriott’s Mountainside Resort
•  Marriott Golf Academy	•  Marriott’s Summit Watch
•  Marriott Vacation Club	•  Marriott’s Waiohai Beach Resort
•  Marriott Vacation Club International	•  The Marketplace
Marriott Resorts Hospitality Corporation		South Carolina
Entity also does business under the names:
•  Marriott Vacation Club International	•  Marriott’s Vacation Club, South Beach
•  Marriott Vacation Club International Corp.	•  Marriott’s Villas at Doral
•  Marriott Vacation Club, New York City	•  Marriott’s Willow Ridge Lodge
•  Marriott Vacation Club, South Beach	•  Reflections
•  Marriott Vacation Club Pulse, New York City	•  Strand Bistro
•  Marriott Vacation Club Pulse San Diego	•  The Lobby Lounge
•  Marriott’s Custom House	•  The Market Place
•  Marriott’s Legends Edge at Bay Point	•  Tidewater’s Sweets and Sundries
•  Marriott’s Oceana Palms	•  Top of the Strand
Marriott Resorts, Travel Company, Inc.		Delaware
Entity also does business under the names:
•  Marriott Vacation Club International	•  MVC Exchange Company
MVCO Series LLC		Delaware
MVW 2019-1 LLC		Delaware
MVW 2019-2 LLC		Delaware
MVW 2020-1 LLC		Delaware
MVW 2021-1W LLC		Delaware
MVW SSC, Inc.		Delaware
MVW US Holdings, Inc.		Delaware

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Subsidiaries Organized in the United States		Jurisdiction of Organization
MVW US Services, LLC		Delaware
MVW Vacations LLC		Delaware
Scottsdale Residence Club, Inc.		Florida
Sheraton Flex Vacations, LLC		Florida
Vistana Hawaii Management, Inc.		Hawaii
Vistana Signature Experiences, Inc.		Delaware
Vistana Signature Network, Inc.		Delaware
Vistana Vacation Ownership, Inc.		Florida
VSE Pacific, Inc.		Florida
Entity also does business under the names:
•  Hawaii Activity Planners	•  Westin Ka'anapali Ocean Resort Villas
•  The West Nanea Ocean Villas	•  Westin Vacation Club

Subsidiaries Organized Outside the United States	Jurisdiction of Organization
Costa Del Sol Development Company N.V.	Aruba
Entity also does business under the name:
•  Aruba Surf Club Development and Management Company
Lagunamar Cancun Mexico, Inc. (Mexico Branch)	Mexico
MVCI Asia Pacific Pte. Ltd.	Singapore
MVCI Holidays, S.L.	Spain

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