Classic Room at Le Grand Mazarin

8-metre subterranean/indoor swimming pool beneath a frescoed ceiling; open daily 07:30–21:00; heated and intended for laps or relaxation.

Jacuzzi adjacent to the pool ('Crowning the pool, the jacuzzi…') as part of the hotel's wellness area.

On-site hammam (steam room) available in the wellness area for guest relaxation.

Technogym®-equipped fitness room open 24 hours with treadmills, rowing machines and a connected Dynamo bike offering multiple training disciplines.

Sports coach / personal trainer available on request to deliver bespoke fitness sessions.

Private treatment room with a spa treatment menu and access to curated therapists for massages and customised treatments.

Boubalé restaurant (chef Assaf Granit) offering Levantine–Mediterranean cuisine, full lunch/dinner service and a multi-act Sunday brunch in an opulent dining setting.

Le Bar de Boubalé: cocktail bar with inventive mixology (open daily into the night) plus a hidden basement speakeasy 'Le Petit Bazar' with DJ sets and private-event capability; Boubalé bar recognized by Time Out as an eco-conscious bar in 2023.

Flexible private event spaces (the basement speakeasy 'Le Petit Bazar' and adaptable inner-courtyard/winter-garden areas) that can be reserved or transformed for private dinners and cocktail events.

'Majordome' (butler) service offering personalised, top-of-the-range services tailored to guests' expectations irrespective of room category.

On‑site parking with valet service for guests.

Limousine transfer service available (hotel lists 'Limousine' among offered high-end transport services).

On-site laundry and dry-cleaning services offered to guests.

Childcare available on request; family programming includes monthly children's workshops and partnerships for family amenities.

Multiple adaptable spaces for private events and receptions (winter garden/inner courtyard, private speakeasy basement) suitable for dinners, cocktail receptions and privatisations.

Cleaning service provided twice a day (enhanced room servicing beyond standard daily housekeeping).

Property listed as allowing pets / pet-friendly on multiple booking and travel portals.

Boutique hotel housed within an old Paris building reflecting the historical character of Le Marais and preserving elements of the area's heritage (descriptions and press note the hotel's town‑house charm and historic context).

Extensive curated design programme: interiors by Martin Brudnizki, a fresco by Jacques Merle crowning the pool, works/installation by Sophia Pega and craftsmanship from Entreprises du Patrimoine Vivant contributors throughout the hotel.

Situated in the heart of Le Marais (4th arrondissement), close to Hôtel de Ville, the Pompidou centre and within easy reach of Notre‑Dame and the Seine — positioned for immediate access to Paris landmarks and neighbourhood attractions.

The hotel's Boubalé bar has been recognized in 2023 by Time Out as an eco-conscious / eco-responsible bar and the team has implemented an RSE/eco approach to bar operations and staff practices.

Some rooms and suites feature large windows offering views over the rooftops of Paris (rooftop/Parisian skyline views from select accommodations and suites).