E91 is a bright, versatile event venue located on Manhattan’s Upper East Side. Our 2nd floor Sanctuary (with 3rd floor Balcony included) is the perfect venue for conferences, musical performances, product launches, and presentations. The building is professionally staffed, elevator-accessible, and maintained to a high standard, making it well suited for conferences, celebrations, community events, and private gatherings. Conveniently located near multiple subway lines and bus routes, E91 offers flexible layouts, optional AV support, and a welcoming setting for memorable events on the Upper East Side.