# Iron.io funding: rounds and investors > Iron.io has raised $17M across 4 rounds since 2011. Investors include Bain Capital Ventures, Baseline Ventures and Divergent Ventures. Source: https://millionrounds.com/company/iron-io (Millionrounds; every figure on the page links to its filing or article) United States · [Series A startup](https://millionrounds.com/companies) # Who invested in *Iron.io* 4 rounds we have observed, with the 14 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. Cloud Funding summary Updated 26 Oct 2026 **$17M** raised across 4 rounds since 2011, from 4 sources **$2.4M** Seed **$3.1M** Seed **$8.0M** Series A **$3.5M** Series A - **Latest round:** Series A, $3.5M Feb 2016 - **Biggest round:** $8.0M Series A · Sept 2015 - **Investors:** 14 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. 2012 2013 2014 2015 2016 **$2.4M** Seed **$3.1M** Seed **$8.0M** Series A **$3.5M** Series A - **First round:** Seed, $2.4M - **Biggest round:** $8.0M - **Usual gap between rounds:** 11 months ## The rounds - **Feb 2016** Series A **$3.5M** *2 new* *1 returning* [Bain Capital Ventures](https://millionrounds.com/fund/bain-capital-ventures) [Sapphire Ventures](https://millionrounds.com/fund/sapphire-ventures) [Heavybit](https://millionrounds.com/fund/heavybit) Source recorded - **Sept 2015** Series A **$8.0M** *1 new* *4 returning* [Bain Capital Ventures](https://millionrounds.com/fund/bain-capital-ventures) [Ignition Partners](https://millionrounds.com/fund/ignition-partners) [Baseline Ventures](https://millionrounds.com/fund/baseline-ventures) [Divergent Ventures](https://millionrounds.com/fund/divergent-ventures) [Cloud Capital Partners](https://millionrounds.com/fund/cloud-capital-partners) From a historical funding record - **Oct 2014** Seed **$3.1M** *1 new* *2 returning* [Bain Capital Ventures](https://millionrounds.com/fund/bain-capital-ventures) [Baseline Ventures](https://millionrounds.com/fund/baseline-ventures) [Divergent Ventures](https://millionrounds.com/fund/divergent-ventures) From a historical funding record - **Dec 2011** Seed **$2.4M** *10 new* [Ignition Partners](https://millionrounds.com/fund/ignition-partners) [Baseline Ventures](https://millionrounds.com/fund/baseline-ventures) [Citrix Startup Accelerator](https://millionrounds.com/fund/citrix-startup-accelerator) [Matt Ocko](https://millionrounds.com/fund/matt-ocko) [Divergent Ventures](https://millionrounds.com/fund/divergent-ventures) [Right ventures](https://millionrounds.com/fund/right-ventures) [Jared Kopf](https://millionrounds.com/fund/jared-kopf) [Jonathan Siegel](https://millionrounds.com/fund/jonathan-siegel) [Lance White](https://millionrounds.com/fund/lance-white) James Mclachlan Reported by techcrunch.com SEC filing: $575K sold, first sale Jul 2011 ## Founders and team From the SEC filings it signed: 3 on the team. - **Chad Arimura** Executive Officer, Director i - **Kenneth Fromm** Executive Officer, Director i - **Travis Reeder** Executive Officer, Director i ## 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** 2011 **Seed** 2014 **Series A** 2015 **Series A** 2016 [Bain Capital Ventures](https://millionrounds.com/fund/bain-capital-ventures) [Baseline Ventures](https://millionrounds.com/fund/baseline-ventures) [Divergent Ventures](https://millionrounds.com/fund/divergent-ventures) [Ignition Partners](https://millionrounds.com/fund/ignition-partners) [Sapphire Ventures](https://millionrounds.com/fund/sapphire-ventures) [Heavybit](https://millionrounds.com/fund/heavybit) [Citrix Startup Accelerator](https://millionrounds.com/fund/citrix-startup-accelerator) [Matt Ocko](https://millionrounds.com/fund/matt-ocko) [Right ventures](https://millionrounds.com/fund/right-ventures) [Jared Kopf](https://millionrounds.com/fund/jared-kopf) ## Everyone who backed them [Bain Capital Ventures](https://millionrounds.com/fund/bain-capital-ventures) VC firm **3** rounds [Baseline Ventures](https://millionrounds.com/fund/baseline-ventures) VC firm **3** rounds [Divergent Ventures](https://millionrounds.com/fund/divergent-ventures) VC firm **3** rounds [Ignition Partners](https://millionrounds.com/fund/ignition-partners) VC firm **2** rounds [Sapphire Ventures](https://millionrounds.com/fund/sapphire-ventures) VC firm **1** round [Heavybit](https://millionrounds.com/fund/heavybit) VC firm **1** round [Citrix Startup Accelerator](https://millionrounds.com/fund/citrix-startup-accelerator) Accelerator **1** round [Matt Ocko](https://millionrounds.com/fund/matt-ocko) VC firm **1** round [Right ventures](https://millionrounds.com/fund/right-ventures) VC firm **1** round [Jared Kopf](https://millionrounds.com/fund/jared-kopf) Angel **1** round [Jonathan Siegel](https://millionrounds.com/fund/jonathan-siegel) Angel **1** round [Lance White](https://millionrounds.com/fund/lance-white) Angel **1** round [Cloud Capital Partners](https://millionrounds.com/fund/cloud-capital-partners) VC firm **1** round James Mclachlan no record of our own yet **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=iron-io). ## Quick answers about Iron.io ### Who invested in Iron.io? Iron.io's investors include Bain Capital Ventures, Baseline Ventures, Divergent Ventures, Ignition Partners and Sapphire Ventures, and 9 more on record. ### How much has Iron.io raised? Iron.io has raised $17M across 4 rounds since 2011. ### When did Iron.io last raise? Iron.io's most recent round was a Series A of $3.5M in Feb 2016. ### What was Iron.io's biggest round? Iron.io's largest round on record is $8.0M (Series A), in Sept 2015. ### Who backed Iron.io first? Iron.io's first round on record, in Dec 2011, was backed by Ignition Partners, Baseline Ventures and Citrix Startup Accelerator and 7 others. ### What stage is Iron.io at? Iron.io's latest named round is a Series A, in Feb 2016. ### Where is Iron.io based? Iron.io is based in the United States. ## Companies like Iron.io In the same sector, and raised in the last eighteen months. [**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**Blacksmith** $131M · Oct 2026](https://millionrounds.com/company/blacksmith)[**Tasklet** $13M · Oct 2026](https://millionrounds.com/company/tasklet)[**VEIR** $185M · Oct 2026](https://millionrounds.com/company/veir)[**Namespace** $42M · Oct 2026](https://millionrounds.com/company/namespace)[**Lambda** $6.8B · Oct 2026](https://millionrounds.com/company/lambda) ## 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