06544953 · Active · incorporated 18 years, 5 months ago · Sedgefield
Medtech Deep Tech Drug Discovery Healthcare Medical Devices Series A
A bio-photonic research and development company that designs, develops, and manufactures non-invasive photonic-based medical devices.
Polyphotonix Limited is a private limited company registered at Companies House under number 06544953, incorporated on 26 March 2008, with a registered office in Sedgefield. Its current status on the register is active. Its filed nature of business covers management consultancy activities other than financial management (SIC 70229) and other research and experimental development on natural sciences and engineering (SIC 72190). Sonde has indexed 111 filings for this company, including 6 funding rounds. Its most recent round closed in October 2025, raising £3.5m.
| Round | Closed | Raised | Price per share |
|---|---|---|---|
| Round 6 | Oct 2025 | £3.5m | £175.00 |
| Round 5 | Jan 2018 | £151k | £123.00 |
| Round 4 | Jan 2017 | £250k | £123.00 |
| Round 3 | May 2016 | £915k | £185.64 |
| Round 2 | Oct 2014 | £479k | £185.64 |
| Round 1 | Jul 2013 | £350k | £61.88 |
Showing the 10 most recent of 111 filings.
See the complete cap table with every shareholder, founder tags, dilution across 15 share allotments, round-by-round fundraising history, and the full filing timeline — parsed from official Companies House documents.
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