# C3 IoT funding: rounds and investors > C3 IoT has raised $170M across 2 rounds since 2016. Investors include TPG, InterWest Partners and Sutter Hill Ventures. Every round with its source. Source: https://millionrounds.com/company/c3-iot (Millionrounds; every figure on the page links to its filing or article) United States · [Funded startup](https://millionrounds.com/companies) # Who invested in *C3 IoT* 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. Big Data & Analytics Manufacturing Funding summary Updated 26 Oct 2026 **$170M** raised across 2 rounds since 2016, from 3 sources **$70M** Series D **$100M** Round - **Latest round:** Round, $100M Jan 2018 - **Step-up i:** 1.4× - **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. 2017 2018 **$70M** Series D **$100M** Round - **First round:** Series D, $70M - **Biggest round:** $100M - **Between rounds:** 17 months ## The rounds - **Jan 2018** Round **$100M** *1 returning* [TPG](https://millionrounds.com/fund/tpg) Reported by Reuters SEC filing: $106M sold, first sale Jan 2018 - **Sept 2016** Series D **$70M** *5 new* [TPG](https://millionrounds.com/fund/tpg) Lead [InterWest Partners](https://millionrounds.com/fund/interwest-partners) [Sutter Hill Ventures](https://millionrounds.com/fund/sutter-hill-ventures) [Makena Capital Management, LLC](https://millionrounds.com/fund/makena-capital-management-llc) Constellation Technology Ventures Reported by FinSMEs and 1 other ## Founders and team From the SEC filings it signed: 3 on the team. - **Ed M. Abbo** Executive Officer, Director i - **Paul M. Phillips** Executive Officer i - **Thomas M. Siebel** Executive Officer, Director i On the board, as filed i *Bruce M. Sewell* *Condoleeza G. Rice* *Michael G. McCaffery* *Nehal M. Raj* *Patricia M. House* *Richard C. Levin* *S. Shankar Sastry* *Spencer M. Abraham* *Stephen M. Ward* ## 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. **Series D** 2016 **Round** 2018 [TPG](https://millionrounds.com/fund/tpg) L [InterWest Partners](https://millionrounds.com/fund/interwest-partners) [Sutter Hill Ventures](https://millionrounds.com/fund/sutter-hill-ventures) [Makena Capital Management, LLC](https://millionrounds.com/fund/makena-capital-management-llc) Constellation Technology Ventures ## Everyone who backed them [TPG](https://millionrounds.com/fund/tpg) Private equity **2** rounds, led 1 [InterWest Partners](https://millionrounds.com/fund/interwest-partners) VC firm **1** round [Sutter Hill Ventures](https://millionrounds.com/fund/sutter-hill-ventures) VC firm **1** round [Makena Capital Management, LLC](https://millionrounds.com/fund/makena-capital-management-llc) Asset manager **1** round Constellation Technology Ventures 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=c3-iot). ## Quick answers about C3 IoT ### Who invested in C3 IoT? C3 IoT's investors include TPG, InterWest Partners, Sutter Hill Ventures, Makena Capital Management, LLC and Constellation Technology Ventures. ### How much has C3 IoT raised? C3 IoT has raised $170M across 2 rounds since 2016. ### When did C3 IoT last raise? C3 IoT's most recent round was an Undisclosed round of $100M in Jan 2018. ### What was C3 IoT's biggest round? Its most recent round, $100M in Jan 2018, is also its largest on record. ### Who backed C3 IoT first? C3 IoT's first round on record, in Sept 2016, was backed by TPG, InterWest Partners and Sutter Hill Ventures and 2 others. ### What stage is C3 IoT at? C3 IoT's latest named round is an Undisclosed round, in Jan 2018. ### Where is C3 IoT based? C3 IoT is based in the United States. ### Who led C3 IoT's rounds? TPG led the Series D in 2016. ## Companies like C3 IoT In the same sector, and raised in the last eighteen months. [**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**STRIVE** $1.3B · Oct 2026](https://millionrounds.com/company/strive)[**Apex** $1.1B · Oct 2026](https://millionrounds.com/company/apex)[**Xona** $512M · Oct 2026](https://millionrounds.com/company/xona)[**ZwitterCo** $58M · Oct 2026](https://millionrounds.com/company/zwitterco)[**Peak Energy** $163M · Oct 2026](https://millionrounds.com/company/peak-energy) ## 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