08266547 · Active · incorporated 13 years, 10 months ago · Bristol
Hardware & IoT Hardware IoT Series A
Designs and creates smart tags and sensors embedded in rubber and elastomer-based materials, powered by energy harvesting.
https://www.silentsensors.com/
Silent Sensors Limited is a private limited company registered at Companies House under number 08266547, incorporated on 24 October 2012, with a registered office in Bristol, Gloucestershire. Its current status on the register is active. Its filed nature of business is other engineering activities (SIC 71129). Sonde has indexed 155 filings for this company, including 9 funding rounds. Its most recent round closed in August 2026, raising £259k.
| Round | Closed | Raised | Price per share |
|---|---|---|---|
| Round 9 | Aug 2026 | £259k | £1.75 |
| Round 8 | Aug 2025 | £293k | £1.75 |
| Round 7 | Apr 2024 | £505k | £1.75 |
| Round 6 | Nov 2021 | £25k | £0.75 |
| Round 5 | Feb 2020 | £100k | £2.00 |
| Round 4 | Apr 2019 | £425k | £2.25 |
Showing the 6 most recent of 9 rounds.
Showing the 18 most recent of 155 filings.
See the complete cap table with every shareholder, founder tags, dilution across 95 share allotments, round-by-round fundraising history, and the full filing timeline — parsed from official Companies House documents.
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