Pada April 2015, Starwood meluncurkan merek Tribute Portfolio, yang mencakup hotel-hotel independen kelas atas. Tribute Portfolio dapat dilihat sebagai sempalan The Luxury Collection dengan harga lebih terjangkau.<ref>{{cite web | url=https://www.businesswire.com/news/home/20150416005834/en/Starwood-Hotels-Introduces-Tribute-Portfolio%E2%84%A2 | title=Starwood Hotels Introduces Tribute Portfolio™ | publisher=Business Wire | date=16 April 2015}}</ref>
Pada 1623 November 20152016, Starwood dibeli oleh [[Marriott International]] dengan total transaksi sebesar 13,6 miliar USD.<ref>{{cite news | url=https://www.reuters.com/article/starwood-hotels-ma-marriott/sheraton-owner-starwood-accepts-higher-offer-from-marriott-idUSL3N16T35D | title=Sheraton-owner Starwood accepts higher offer from Marriott | first=Arunima | last=Banerjee | work=[[Reuters]] | date=March 21, 2016}}</ref>. Sebelumnya, perusahaan-perusahaan perhotelan lain seperti [[Hyatt]] dan [[InterContinental Hotels Group]] disebutkan sebagai calon pembeli.<ref>{{cite news | url=https://www.latimes.com/business/la-fi-marriott-starwood-20160923-snap-story.html | title=Marriott closes $13-billion purchase of Starwood to become world's largest hotel chain | agency=[[Associated Press]] | work=[[Los Angeles Times]] | date=September 23, 2016 | url-access=subscription}}</ref> Transaksi ini menjadikan Marriott International sebagai perusahaan perhotelan terbesar di dunia, dengan total properti lebih dari 5.700, mencakupi 1,1 juta kamar, dan tersebar di 30 merek.<ref>{{cite press release | url=https://news.marriott.com/news/2016/09/23/marriott-international-completes-acquisition-of-starwood-hotels-resorts-worldwide-creating-worlds-largest-and-best-hotel-company-while-providing-unparalleled-guest-experience | title=Marriott International Completes Acquisition of Starwood Hotels & Resorts Worldwide, Creating World's Largest and Best Hotel Company While Providing Unparalleled Guest Experience | publisher=Marriott International | date=September 23, 2016}}</ref>
