# Nitro funding: rounds and investors > Nitro has raised $40M across 6 rounds since 2007. Investors include Starfish Ventures, Battery Ventures/ Regal Funds and Battery Ventures. Source: https://millionrounds.com/company/nitro (Millionrounds; every figure on the page links to its filing or article) United States · [Series C startup](https://millionrounds.com/companies) # Who invested in *Nitro* 6 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. Software Collaboration Tools Funding summary Updated 26 Oct 2026 **$40M** raised across 6 rounds since 2007, from 6 sources **$1.0M** Seed **$2.2M** Venture **$3.5M** Venture **$3.1M** Venture **$15M** Series B **$15M** Series C - **Latest round:** Series C, $15M Apr 2017 - **Led by:** Battery Ventures/ Regal Funds - **Investors:** 5 (1 led) 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. 2007 2009 2011 2013 2015 2017 **$1.0M** Seed **$2.2M** Venture **$3.5M** Venture **$3.1M** Venture **$15M** Series B **$15M** Series C - **First round:** Seed, $1.0M - **Biggest round:** $15M - **Usual gap between rounds:** 2.4 years ## The rounds - **Apr 2017** Series C **$15M** *2 new* Battery Ventures/ Regal Funds Lead [Alium Capital](https://millionrounds.com/fund/alium-capital) Reported by Zdnet - **Nov 2014** Series B **$15M** *1 new* [Battery Ventures](https://millionrounds.com/fund/battery-ventures) From a historical funding record - **Oct 2013** Venture **$3.1M** *1 returning* [Starfish Ventures](https://millionrounds.com/fund/starfish-ventures) Reported by vator.tv - **Apr 2012** Venture **$3.5M** *1 returning* [Starfish Ventures](https://millionrounds.com/fund/starfish-ventures) Reported by venturebeat.com - **Apr 2012** Venture **$2.2M** *1 new* [Starfish Ventures](https://millionrounds.com/fund/starfish-ventures) From a historical funding record - **Jan 2007** Seed **$1.0M** *1 new* [Andrew Barlow](https://millionrounds.com/fund/andrew-barlow) From a historical funding record ## 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. **Seed** 2007 **Venture** 2012 **Venture** 2012 **Venture** 2013 **Series B** 2014 **Series C** 2017 [Starfish Ventures](https://millionrounds.com/fund/starfish-ventures) Battery Ventures/ Regal Funds L [Battery Ventures](https://millionrounds.com/fund/battery-ventures) [Andrew Barlow](https://millionrounds.com/fund/andrew-barlow) [Alium Capital](https://millionrounds.com/fund/alium-capital) ## Everyone who backed them [Starfish Ventures](https://millionrounds.com/fund/starfish-ventures) VC firm **3** rounds Battery Ventures/ Regal Funds no record of our own yet **1** round, led 1 [Battery Ventures](https://millionrounds.com/fund/battery-ventures) VC firm **1** round [Andrew Barlow](https://millionrounds.com/fund/andrew-barlow) Angel **1** round [Alium Capital](https://millionrounds.com/fund/alium-capital) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=nitro). ## Also claim to have backed them These 2 firms list Nitro as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above. [Pamica NV](https://millionrounds.com/fund/pamica-nv) VC firm Per its own site [L Capital LLC](https://millionrounds.com/fund/l-capital-llc) Private equity Per its own site ## Quick answers about Nitro ### Who invested in Nitro? Nitro's investors include Starfish Ventures, Battery Ventures/ Regal Funds, Battery Ventures, Andrew Barlow and Alium Capital. Battery Ventures/ Regal Funds led its latest round. ### How much has Nitro raised? Nitro has raised $40M across 6 rounds since 2007. ### When did Nitro last raise? Nitro's most recent round was a Series C of $15M in Apr 2017, led by Battery Ventures/ Regal Funds. ### What was Nitro's biggest round? Its most recent round, $15M in Apr 2017, is also its largest on record. ### Who backed Nitro first? Nitro's first round on record, in Jan 2007, was backed by Andrew Barlow. ### What stage is Nitro at? Nitro's latest named round is a Series C, in Apr 2017. ### Where is Nitro based? Nitro is based in the United States. ### Who led Nitro's rounds? Battery Ventures/ Regal Funds led the Series C in 2017. ## Companies like Nitro In the same sector, and raised in the last eighteen months. [**TruAgents** $3.4M · Oct 2026](https://millionrounds.com/company/truagents)[**VECKTA** $11M · Oct 2026](https://millionrounds.com/company/veckta)[**Fireworks AI** $1.7B · Oct 2026](https://millionrounds.com/company/fireworks-ai)[**Town** $241M · Oct 2026](https://millionrounds.com/company/town)[**Punch** $11M · Oct 2026](https://millionrounds.com/company/punch)[**Applied Intuition** $640M · Oct 2026](https://millionrounds.com/company/applied-intuition) ## 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