# OPUS funding: rounds and investors > OPUS has raised $9.0M across 2 rounds since 2023. Investors include Kleiner Perkins, Bling Capital and M13. Every round with its source. Source: https://millionrounds.com/company/opus (Millionrounds; every figure on the page links to its filing or article) United States · [Series B startup](https://millionrounds.com/companies) # Who invested in *OPUS* 2 rounds we have observed, with the 5 investors 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. Hardware & Electronics Raised 9 months ago Funding summary Updated 26 Oct 2026 **$9.0M** raised across 2 rounds since 2023, from 2 sources - **Latest round:** Series B, $9.0M Feb 2026 - **Investors:** 5 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. 2023 2024 2025 2026 **?** Venture **$9.0M** Series B - **First round:** Venture - **Biggest round:** $9.0M - **Between rounds:** 3.1 years ## The rounds - **Feb 2026** Series B **$9.0M** *4 new* [Kleiner Perkins](https://millionrounds.com/fund/kleiner-perkins) [Bling Capital](https://millionrounds.com/fund/bling-capital) [Stage 2 Capital](https://millionrounds.com/fund/stage-2-capital) [Gutter Capital](https://millionrounds.com/fund/gutter-capital) Source recorded - **Jan 2023** Venture **Amount undisclosed** *1 new* [M13](https://millionrounds.com/fund/m13) Source recorded ## Who was in which round The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led. **Venture** 2023 **Series B** 2026 [Kleiner Perkins](https://millionrounds.com/fund/kleiner-perkins) [Bling Capital](https://millionrounds.com/fund/bling-capital) [M13](https://millionrounds.com/fund/m13) [Stage 2 Capital](https://millionrounds.com/fund/stage-2-capital) [Gutter Capital](https://millionrounds.com/fund/gutter-capital) ## The exit Exit Buyer Price When Acquired Willis Group Holdings Limited undisclosed Nov 2004 From historical deal records. Wrong? [Tell us](https://millionrounds.com/corrections?slug=opus). ## Everyone who backed them [Kleiner Perkins](https://millionrounds.com/fund/kleiner-perkins) VC firm **1** round [Bling Capital](https://millionrounds.com/fund/bling-capital) VC firm **1** round [M13](https://millionrounds.com/fund/m13) VC firm **1** round [Stage 2 Capital](https://millionrounds.com/fund/stage-2-capital) VC firm **1** round [Gutter Capital](https://millionrounds.com/fund/gutter-capital) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=opus). ## Quick answers about OPUS ### Who invested in OPUS? OPUS's investors include Kleiner Perkins, Bling Capital, M13, Stage 2 Capital and Gutter Capital. ### How much has OPUS raised? OPUS has raised $9.0M across 2 rounds since 2023. One round did not disclose an amount, so the total is a floor. ### When did OPUS last raise? OPUS's most recent round was a Series B of $9.0M in Feb 2026. ### What was OPUS's biggest round? Its most recent round, $9.0M in Feb 2026, is also its largest on record. ### Who backed OPUS first? OPUS's first round on record, in Jan 2023, was backed by M13. ### What stage is OPUS at? OPUS's latest named round is a Series B, in Feb 2026. ### Where is OPUS based? OPUS is based in the United States. ## Companies like OPUS In the same sector, and raised in the last eighteen months. [**Optivolt** $37M · Oct 2026](https://millionrounds.com/company/optivolt)[**Tenstorrent** $3.0B · Oct 2026](https://millionrounds.com/company/tenstorrent)[**Sabi** $50M · Oct 2026](https://millionrounds.com/company/sabi)[**Ringon** $70K · Oct 2026](https://millionrounds.com/company/ringon)[**Relay** $207M · Oct 2026](https://millionrounds.com/company/relay)[**SiMa.ai** $235M · Sept 2026](https://millionrounds.com/company/sima-ai) ## 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