45 King William Street, EC4
7,371 – 71,593 sq ft officeS TO LET
45 King William Street, EC4
7,371 – 71,593 sq ft officeS TO LET
Overview

A LANDMARK
CITY BUILDING

Regis House sits on an island site and features a double height entrance and reception with a new business lounge, plus private and communal terraces with stunning City and South Bank views.

7,371 – 71,593 sq ft of Cat A office space is available over the 1st to 8th floors and is currently undergoing a comprehensive refurbishment programme, with the first floors available now.

OUTDOOR
KITCHEN &
BAR AREA
Amenities
Reimagined arrival
experience
Coffee bar in
reception
First-class
business lounge
New communal
roof terrace (STP)
Private 5th & 6th
floor terraces
9 x showers
97 bike spaces
& 96 lockers
Excellent
natural lighty
EPC B
rating
Fully electric
building
FLOODED
WITH
NATURAL
LIGHT
The Space

Accommodation

Floor
Terrace
Completion
Sq Ft
Sq M
9th
Communal
8th
Q1-2026
7,371
684.8
7th
Oct-2025
9,078
843.4
6th
Private
Sep-2025
9,847
914.8
5th
Private
Sep-2025
10,550
980.1
4th
Q1-2026
11,943
1,109.5
3rd
Q1-2026
11,963
1,111.4
1st
Sep-2025
10,841
1,007.2
Ground (Reception)
Total
71,593
6,651.2
Office
Core
Terrace
Reception
Floorplans not to scale. For indicative purposes only.
Location

The best
of both
worlds
The best of
both worlds

Leadenhall Market, The Royal Exchange, Bloomberg Arcade are all nearby, as well as numerous, cafés, restaurants and bars, such as The Wolseley. Just across the river Borough Market has an envied mix of street food and celebrated Michelin star favourites.

Transport connections are excellent, with Monument, Cannon Street, Bank and London Bridge stations all within a six minute walk.

Station walk times

Get in touch

IMPORTANT NOTICE
Savills, their clients and any joint agents give notice that: 1. They are not authorised to make or give any representations or warranties in relation to the property either here or elsewhere, either on their own behalf or on behalf of their client or otherwise. They assume no responsibility for any statement that may be made in these particulars. These particulars do not form part of any offer or contract and must not be relied upon as statements or representations of fact. 2. Any areas, measurements or distances are approximate. The text, photographs and plans are for guidance only and are not necessarily comprehensive. It should not be assumed that the property has all necessary planning, building regulation or other consents and Savills have not tested any services, equipment or facilities. Purchasers must satisfy themselves by inspection or otherwise.

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