Also according to the t&c
iv. Guaranteed Lounge Access. The Member plus one guest staying in the same room receives access to the Concierge/Executive/Club/Signature Club/M Club lounge (collectively, “Lounge” or “Lounge Access”) during normal hours of operations at JW Marriott, Marriott Hotels, Sheraton, Delta Hotels, Le Méridien, Westin, Autograph Collection, and Renaissance Hotels. Resort properties excluded at JW Marriott, Marriott Hotels, Delta Hotels, Autograph Collection, and Renaissance Hotels. At Delta Hotels properties without a Signature Club Lounge, as the approved alternative the Member will receive access to the Elite Pantry. Lounge Access is offered at Courtyard properties with a Lounge outside the United States and Canada. This benefit is not applicable when breakfast is included in the rate or the brand offers an approved alternative. Additional charges may apply for Lounge Access where the guest count is greater than the Member plus one allowance (including children). Lounge amenities may include light snacks and daily continental breakfast. Lounge Access is not offered at the following brands: The Ritz-Carlton, Ritz-Carlton Reserve, St. Regis, EDITION, The Luxury Collection, W Hotels, Design Hotels, Tribute Portfolio, Gaylord Hotels, Four Points, SpringHill Suites, Protea Hotels, Fairfield, AC Hotels, Aloft, Moxy Hotels, Residence Inn, TownePlace Suites, Element, Marriott Vacation Club, Marriott Grand Residence Club, Sheraton Vacation Club, Westin Vacation Club, and at The Phoenician Residences, a Luxury Collection Residence Club, Scottsdale. This benefit only applies to the one (1) guest room in which the Platinum Elite Member is staying.
Plenty of brands excluded.