Set in the heart of the City of London, this grand period property at 1 King William Street makes a striking first impression before opening into a modern, light-filled office environment. On the roof, a large private terrace offers a rare outdoor sanctuary in the Square Mile with breathtaking views over the area — a relaxed place to work, meet, recharge or host an event. Each office is a stylish, unbranded base, and you can ride to work with secure bike parking, showers and changing facilities on site.
Set in the heart of the City, our period King William Street property makes a grand first impression before opening into a modern, light-filled office environment. On the roof, a large private terrace offers a rare outdoor sanctuary in the Square Mile, with breathtaking views over the area — a relaxed place to work, meet, recharge or host your next event. Ride to work with secure bike parking, showers and changing facilities on site.

If you have any questions about 1 King William Street or would like to arrange a tour, our team is happy to help.
1 King William Street is at 1 King William Street, London EC4N 7AF, in the City of London.
Reception is staffed Monday to Thursday 08:30–17:30 and Friday 08:30–16:30. The team is closed at weekends, but you can leave a message for out-of-hours enquiries.
Private offices range from around 175 sq ft up to 850 sq ft, in configurations from 3 up to 20 desks. Coworking membership starts from £415 a month and private offices from £810 per desk/month.
Facilities include superfast Wi-Fi, four stylish meeting rooms, a private roof terrace, business lounges, coworking access, rooftop events space for up to 150 guests, catering, secure bike storage, showers, kitchens, daily cleaning, staffed reception and wheelchair access.
Yes — 1 King William Street is dog friendly.
1 King William Street sits in the heart of the City of London, right by Bank station (around 1 minute on foot), with Cannon Street around 2 minutes and Mansion House around 3 minutes away, plus Liverpool Street and Monument a short walk further. The surrounding Square Mile is packed with places to eat, meet and network.
A virtual office gives your business a professional address at 1 King William Street, with mail handling and on-demand access to meeting rooms, without renting a physical workspace. It's ideal for registering your company, building local presence, and staying flexible. Submit an inquiry below and our team will get back to you with the details.
virtual office
A virtual office gives your business a professional presence: a prestigious business address, mail handling, and call answering, without the cost of a physical space. Use it to register your company, build a local presence, and stay flexible, with on-demand access to meeting rooms whenever you need them.