Venue management of One Marylebone. The company help to produce a variety of celebrated events. As a business we are fully committed to ensuring that our clients have only the finest for their event and for this reason we work with a selected list of production and catering companies. Included in this list is the in-house catering division One Dining, who not only offer an exceptional level of food, drink and style but also a specialist knowledge of the venue. We hope that we can be part of your special event.