Bristol, United Kingdom · Founded 2017 · Privately Held (backing)
Developer of a microfibre filtration technology designed to stop microplastics from entering the environment and to make them valuable for safe reuse. Matter. is based in Bristol, United Kingdom and was founded in 2017. Its last reported valuation was $22.7 million in Sep 2025. It has raised $26.7 million.
Last reported valuation
$22.7M
Oct 2026
Priced at
—
Total raised
$26.7M
Last round
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Cap table — not yet on record
Matter.'s share-class structure hasn't surfaced in our sources yet. Cap tables are assembled from certificates of incorporation, round filings, and disclosures as they land.
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·The complete investor list: 18 names
·Watch Matter.: the Monday email on marks, rounds and moves
