In the heart of Mayfair

These three unique office buildings, totaling over 150,00 sq ft, in the heart of historic Mayfair are now all fully let. Occupying 20 Hanover Square's listed townhouse is Professor Jimmy Choo's London Fashion Academy with 1 Medici Courtyard and 18 Hanover Square also fully occupied by a collection of global businesses - all set around the serene Medici Courtyard.

Exemplary service

Each of Hanover's high performance buildings are seamlessly managed and equipped with the latest in technology, providing memorable welcome experiences, a choice of space for agile working and an excellent level of amenity.

The smartest buildings in London.

sesame™, our smart workplace app provides access to service and amenity, contactless access control and interface with the building.

Effortlessly secure

There's no security pass nor sign in process; just your mobile phone in your pocket or bag. sesame is a single point of contactless access for you and your guests.

Effortlessly ambient

sesame allows you to control temperature and lighting from the palm of your hand.

Effortlessly involved

With a library showing the rich offering of the local area, sesame will help you discover local offers, events and new openings and connect you with others in the building via the community platform.

Enjoy the easy life

Your Lifestyle Service is available 24/7. From dry-cleaning, catering, dinner reservations to business travel... sesame has you covered.

sesameTM features.

Contactless Access and Environmental Control




150+ Free Publications



Local Amenities


Occupier Directory


Desk booking

Air quality control

Meeting room booking

Have no other neighbours.

Mayfair is a prestigious address for businesses, recognised by the wealth of high profile names surrounding Hanover.

What our occupiers say.

  • GPE manages our building which ensures a great level of service. Our advice to new occupiers? Get in quick!

    Michelle Aitcheson Head of Human Resources, Lionsgate UK

  • We work closely with GPE and we see them as a trusted partner.

    Toby Wilson, Partner / Operations Director, Adgenda Media International

  • I'm confident that GPE is continuing to look out for our interests - they succeed when their occupiers succeed.

    Jake Fraser IT & Operations Director, Four Communications

  • GPE has been really on it. There isn't any more they can do. We feel very supported.

    Kate Turgoose Office & Facilities Manager, MetaPack Limited