# Rock Extraction funding: rounds and investors > Rock Extraction has raised $2.1M across 7 rounds since 2022. Investors include HBAN. Every round with its source. Source: https://millionrounds.com/company/rock-extraction (Millionrounds; every figure on the page links to its filing or article) United Kingdom · [Seed startup](https://millionrounds.com/companies) # Who invested in *Rock Extraction* 7 rounds we have observed, with the one investor named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it. Manufacturing Raised 1 month ago Funding summary Updated 26 Oct 2026 **$2.1M** raised across 7 rounds since 2022, from 7 sources **$459K** Round **$533K** Seed **$270K** Round **$150K** Round **$341K** Round **$203K** Round **$133K** Round - **Latest round:** Round, $133K Sept 2026 - **Biggest round:** $533K Seed · Sept 2022 - **Investors:** 1 See who backed them ## The funding story Each circle is a round, placed by date and sized by amount. The line above is the running total. 2022 2023 2024 2025 2026 **$459K** Round **$533K** Seed **$270K** Round **$150K** Round **$341K** Round **$203K** Round **$133K** Round - **First round:** Round, $459K - **Biggest round:** $533K - **Usual gap between rounds:** 11 months ## The rounds - **Sept 2026** Round **$133K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet - **Jun 2026** Round **$203K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet - **Jul 2025** Round **$341K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet - **May 2024** Round **$150K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet - **Aug 2023** Round **$270K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet - **Sept 2022** Seed **$533K** *1 new* [HBAN](https://millionrounds.com/fund/hban) Source recorded - **Apr 2022** Round **$459K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet ## Everyone who backed them [HBAN](https://millionrounds.com/fund/hban) Angel network **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=rock-extraction). ## Also claim to have backed them This firm lists Rock Extraction as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above. [Clarendon Fund Managers Limited](https://millionrounds.com/fund/clarendon-fund-managers) VC firm Per its own site ## Quick answers about Rock Extraction ### Who invested in Rock Extraction? Rock Extraction's investors include HBAN. ### How much has Rock Extraction raised? Rock Extraction has raised $2.1M across 7 rounds since 2022. ### When did Rock Extraction last raise? Rock Extraction's most recent round, $133K, was in Sept 2026. ### What was Rock Extraction's biggest round? Rock Extraction's largest round on record is $533K (Seed), in Sept 2022. ### Who backed Rock Extraction first? Rock Extraction's first round on record, in Sept 2022, was backed by HBAN. ### What stage is Rock Extraction at? Rock Extraction's latest named round is a Seed, in Sept 2022. ### Where is Rock Extraction based? Rock Extraction is based in the United Kingdom. ## Companies like Rock Extraction In the same sector, and raised in the last eighteen months. [**HydRegen** $12M · Oct 2026](https://millionrounds.com/company/hydregen)[**Extend Robotics** $4.7M · Oct 2026](https://millionrounds.com/company/extend-robotics)[**Dragonfly Advanced Materials** $2.0M · Sept 2026](https://millionrounds.com/company/dragonfly-advanced-materials)[**AcouBatt** $3.0M · Sept 2026](https://millionrounds.com/company/acoubatt)[**Isometric** $50M · Sept 2026](https://millionrounds.com/company/isometric)[**Rheon Labs** $208M · Sept 2026](https://millionrounds.com/company/rheon-labs) ## Find investors like these Search every investor by what they have actually funded, then narrow to your stage and market. Free. Open the investor searchOr these rounds in the app