# Symbium funding: rounds and investors > Symbium has raised $4.0M across 3 rounds since 2019. Investors include Elemental Impact, Hearst Ventures and Hummer Winblad Venture Partners. Source: https://millionrounds.com/company/symbium (Millionrounds; every figure on the page links to its filing or article) United States · [Venture startup](https://millionrounds.com/companies) # Who invested in *Symbium* 3 rounds we have observed, with the 3 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. Cleantech Raised 7 months ago Funding summary Updated 26 Oct 2026 **$4.0M** raised across 3 rounds since 2019, from 3 sources - **Latest round:** Venture Apr 2026 - **Biggest round:** $4.0M Round · Jan 2019 - **Investors:** 3 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. 2019 2020 2021 2022 2023 2024 2025 2026 **$4.0M** Round **?** Venture **?** Venture - **First round:** Round, $4.0M - **Biggest round:** $4.0M - **Usual gap between rounds:** 5.8 years ## The rounds - **Apr 2026** Venture **Amount undisclosed** *1 new* *1 returning* [Hearst Ventures](https://millionrounds.com/fund/hearst-ventures) [Elemental Impact](https://millionrounds.com/fund/elemental-impact) Source recorded - **Dec 2024** Venture **Amount undisclosed** *1 new* [Elemental Impact](https://millionrounds.com/fund/elemental-impact) Source recorded - **Jan 2019** Round **$4.0M** *1 new* [Hummer Winblad Venture Partners](https://millionrounds.com/fund/hummer-winblad-venture-partners) Reported by Govtech SEC filing: $3.0M sold, first sale Nov 2018 ## Founders and team From the SEC filings it signed: 2 on the team. - **Abhijeet Mohapatra** Executive Officer, Director i - **Leila Banijamali** Executive Officer, Director i On the board, as filed i *Mitchell Kertzman* ## 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. **Round** 2019 **Venture** 2024 **Venture** 2026 [Elemental Impact](https://millionrounds.com/fund/elemental-impact) [Hearst Ventures](https://millionrounds.com/fund/hearst-ventures) [Hummer Winblad Venture Partners](https://millionrounds.com/fund/hummer-winblad-venture-partners) ## Everyone who backed them [Elemental Impact](https://millionrounds.com/fund/elemental-impact) VC firm **2** rounds [Hearst Ventures](https://millionrounds.com/fund/hearst-ventures) VC firm **1** round [Hummer Winblad Venture Partners](https://millionrounds.com/fund/hummer-winblad-venture-partners) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=symbium). ## Also claim to have backed them This firm lists Symbium 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. [Hummer Winblad Venture Partners (Aspenwood Ventures)](https://millionrounds.com/fund/hummer-winblad-venture-partners-aspenwood-ventures) VC firm Per its own site ## Quick answers about Symbium ### Who invested in Symbium? Symbium's investors include Elemental Impact, Hearst Ventures and Hummer Winblad Venture Partners. ### How much has Symbium raised? Symbium has raised $4.0M across 3 rounds since 2019. 2 rounds did not disclose an amount, so the total is a floor. ### When did Symbium last raise? Symbium's most recent round was a Venture in Apr 2026. ### What was Symbium's biggest round? Symbium's largest round on record is $4.0M (Undisclosed round), in Jan 2019. ### Who backed Symbium first? Symbium's first round on record, in Jan 2019, was backed by Hummer Winblad Venture Partners. ### What stage is Symbium at? Symbium's latest named round is a Venture, in Apr 2026. ### Where is Symbium based? Symbium is based in the United States. ## Companies like Symbium In the same sector, and raised in the last eighteen months. [**Amogy** $125M · Oct 2026](https://millionrounds.com/company/amogy)[**LanzaJet** $67M · Oct 2026](https://millionrounds.com/company/lanzajet)[**Pivot Energy** $500M · Oct 2026](https://millionrounds.com/company/pivot-energy)[**Peak Energy** $163M · Oct 2026](https://millionrounds.com/company/peak-energy)[**Renew** $207M · Oct 2026](https://millionrounds.com/company/renew)[**Optivolt** $37M · Oct 2026](https://millionrounds.com/company/optivolt) ## 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