The hotel features a large white building covering an entire block, colonnaded verandahs and Executed in an extravagant
neoclassical style, The Oberoi Grand features a full‑length portico upheld by Ionic columns, stuccoed facades, and colonnaded verandahs that wrap the upper floors. The five‑storey block is arranged around a central light well and landscaped courtyard, ensuring natural ventilation and daylight. Inside, the ground‑floor lobby retains original mosaic flooring and teak paneling, while the Grande Ballroom with its ornate cornices, crystal chandeliers, and sprung dance floor has hosted celebrations ranging from state banquets to charity balls. The Oberoi Grand, Kolkata, was honoured on 10 May 2024 with the
Indian National Trust for Art and Cultural Heritage’s blue cultural plaque, recognising its century‑long heritage as the “Grande Dame of Chowringhee” and its role in Kolkata's architectural and social history ==Awards==