05233429 · Active · incorporated 21 years, 11 months ago · Southampton
Biotech Biotech & Life Sciences Drug Discovery Healthcare Series B+
Synairgen is a biotechnology company focused on the discovery and development of treatments for severe respiratory diseases, including their lead drug candidate SNG001.
Synairgen Limited is a private limited company registered at Companies House under number 05233429, incorporated on 16 September 2004, with a registered office in Southampton. Its current status on the register is active. Its filed nature of business is research and experimental development on biotechnology (SIC 72110). Sonde has indexed 173 filings for this company, including 4 funding rounds. Its most recent round closed in January 2025, raising £18m.
| Round | Closed | Raised | Price per share |
|---|---|---|---|
| Round 4 | Jan 2025 | £18m | £0.02 |
| Round 3 | Nov 2020 | £87.1m | £1.75 |
| Round 2 | Apr 2020 | £14m | £0.35 |
| Round 1 | Oct 2018 | £2.9m | £0.16 |
Showing the 11 most recent of 173 filings.
See the complete cap table with every shareholder, founder tags, dilution across 13 share allotments, round-by-round fundraising history, and the full filing timeline — parsed from official Companies House documents.
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