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3I PLC
A public limited company, registered in UNITED KINGDOM on 21/07/1945. Active
Company number00397156
StatusActive
Incorporated21/07/1945
Accounts last made up to31/03/2026
Next accounts due30/09/2027
Registered office
1 KNIGHTSBRIDGE, LONDON, SW1X 7LX
Other PLCs registered in London
What it does
This page is compiled from the public register. Companies House does not verify the information filed with it, so treat everything here as what the company reported rather than as established fact. For filings, officers and charges, see the official Companies House record.
Register data as at 2026-09-01 Download the full register (CSV)