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1 King William Street
Images of 1 King William Street
Images of 1 King William Street
Images of 1 King William Street
Images of 1 King William Street
Images of 1 King William Street
Bike Storage
Breakout Spaces
Catering
Lounge
Reception Service
Wheelchair Accessible

Argyll 1 King William Street

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.

A grand period setting with a private roof terrace

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.

1 King William Street private roof terrace

Facilities and Amenities

Superfast Wi-Fi
Meeting rooms
Business lounges
Secure bike storage

Great for work

  • Private offices
  • Superfast Wi-Fi & dedicated bandwidth
  • Business lounges
  • Coworking access
  • Breakout spaces

Meetings & events

  • Four stylish meeting rooms
  • Rooftop events space for up to 150 guests
  • Catering from industry-leading suppliers
  • AV & video-conferencing technology

Outdoors & wellbeing

  • Private roof terrace
  • Secure bike storage
  • Shower & changing facilities
  • Near public transport

Services

  • Staffed reception
  • Daily cleaning
  • Kitchens & tea points
  • Wheelchair access
  • Dog friendly

Need help? Contact us

If you have any questions about 1 King William Street or would like to arrange a tour, our team is happy to help.

Frequently asked questions about 1 King William Street

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.

How to get there?

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.

Could not find any nearby transportation options.
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