Madrid Marriott Hotel Princesa Plaza Lounge Info

A private M Club lounge offers breakfast, light bites and refreshments all day, with snacks, afternoon tea, coffee and tea, desserts, non‑alcoholic beverages, and beer and wine included. Lounge services list free Wi‑Fi and available business services. Guests say the lounge is quieter than the main public areas and is frequently used for informal meetings or individual work; reviewers praised the attentive wait staff and mentioned a curated breakfast selection, light refreshments throughout the day, and occasional cava on arrival.