Landsec
 | |
| Landsec | |
| Type | Public |
| LSE: LAND FTSE 100 Component | |
| Industry | Property |
| Founded | 1944 |
| Headquarters | London, England, UK |
| Key people |
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| Products | |
| Revenue |  £860 million (2026) |
| £492 million (2026) | |
 £344 million (2026) | |
| Website | landsec |
Land Securities Group plc, trading as Landsec, is the largest commercial property development and investment company in the United Kingdom. The firm became a real estate investment trust (REIT) when REITs were introduced in the United Kingdom in January 2007. It is headquartered in London, England, and traded on the London Stock Exchange, and is a constituent of the FTSE 100 Index.