Are Marriott and Westin a group?

According to Quick Encyclopedia, Marriott, whose full name is Marriott International, originated from 1927 and was founded by the late Willard Mariot in Washington, DC. The company started as a small-scale beer shop, named "Hot Shop", and soon developed into a well-known chain restaurant. According to Quick Learn Encyclopedia, Westin Hotel is an international hotel chain brand in the United States, which belongs to Starwood Group.

Westin is the oldest hotel brand of Starwood Group, with the second location, second only to Sheraton, another international chain brand of the Group. Westin is headquartered in White plain, new york, USA.