# Knock funding: rounds and investors > Knock has raised $555M across 5 rounds since 2017. Investors include FJ Labs, Greycroft and Correlation Ventures. Every round with its source. Source: https://millionrounds.com/company/knock (Millionrounds; every figure on the page links to its filing or article) United States · [Funded startup](https://millionrounds.com/companies) # Who invested in *Knock* 5 rounds we have observed, with the 19 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. Fintech Internet Proptech Real Estate Funding summary Updated 26 Oct 2026 **$555M** raised across 5 rounds since 2017, from 7 sources **$33M** Series A **$400M** Debt **$10M** Series A **$12M** Series A **$100M** Debt - **Latest round:** Debt, $100M Aug 2025 - **Biggest round:** $400M Debt · Jan 2019 - **Step-up i:** 8.3× - **Investors:** 19 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 2019 2021 2023 2025 **$33M** Series A **$400M** Debt **$10M** Series A **$12M** Series A **$100M** Debt - **First round:** Series A, $33M - **Biggest round:** $400M - **Usual gap between rounds:** 23 months ## The rounds - **Aug 2025** Debt **$100M** *2 new* *4 returning* [Y Combinator](https://millionrounds.com/fund/y-combinator) [FJ Labs](https://millionrounds.com/fund/fj-labs) [Redpoint](https://millionrounds.com/fund/redpoint) [Greycroft](https://millionrounds.com/fund/greycroft) [Correlation Ventures](https://millionrounds.com/fund/correlation-ventures) [Company Ventures](https://millionrounds.com/fund/ag-ventures) Source recorded - **Feb 2024** Series A **$12M** *6 new* [Craft Ventures](https://millionrounds.com/fund/craft-ventures) [Venture Catalysts](https://millionrounds.com/fund/venture-catalysts-2) [LVX](https://millionrounds.com/fund/lvx) [Afore Capital](https://millionrounds.com/fund/afore-capital) [Guillermo Rauch](https://millionrounds.com/fund/guillermo-rauch) [Preface Ventures](https://millionrounds.com/fund/preface-ventures) Source recorded and 1 other - **Mar 2019** Series A **$10M** *1 new* [Madrona Venture Group](https://millionrounds.com/fund/madrona) Reported by FinSMEs SEC filing: $8.3M sold, first sale Feb 2019 - **Jan 2019** Debt **$400M** *5 new* *1 returning* [FJ Labs](https://millionrounds.com/fund/fj-labs) [Foundry Group](https://millionrounds.com/fund/foundry) [Western Technology Investment](https://millionrounds.com/fund/wti) [Company Ventures](https://millionrounds.com/fund/ag-ventures) [Corazon Capital](https://millionrounds.com/fund/corazon-capital) Foundry Group/ RRE Reported by FinSMEs and 1 other SEC filing: $8.3M sold, first sale Feb 2019 - **Jan 2017** Series A **$33M** *5 new* [FJ Labs](https://millionrounds.com/fund/fj-labs) [Greycroft](https://millionrounds.com/fund/greycroft) [Correlation Ventures](https://millionrounds.com/fund/correlation-ventures) [Great Oaks Venture Capital](https://millionrounds.com/fund/great-oaks-venture-capital) RRE Ventures/ Redpoint Reported by FinSMEs ## Founders and team From Knock's own website: 1 founder, 5 on the team. **Guillermo Rauch** Founder & CEO • Vercel - **Brian Lee** VP of Engineering • Nellis Auction - **Utkarsh Sengar** VP of Engineering • Webflow - **Chamila Amithirigala** Staff software engineer • Amplitude - **Charlie Crisp** Software Engineer • Causal - **Troy Blakely** Engineering lead • Discogs ## 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 A** 2017 **Debt** 2019 **Series A** 2019 **Series A** 2024 **Debt** 2025 [FJ Labs](https://millionrounds.com/fund/fj-labs) [Greycroft](https://millionrounds.com/fund/greycroft) [Correlation Ventures](https://millionrounds.com/fund/correlation-ventures) [Company Ventures](https://millionrounds.com/fund/ag-ventures) [Y Combinator](https://millionrounds.com/fund/y-combinator) [Redpoint](https://millionrounds.com/fund/redpoint) [Madrona Venture Group](https://millionrounds.com/fund/madrona) [Great Oaks Venture Capital](https://millionrounds.com/fund/great-oaks-venture-capital) [Foundry Group](https://millionrounds.com/fund/foundry) [Craft Ventures](https://millionrounds.com/fund/craft-ventures) ## Everyone who backed them [FJ Labs](https://millionrounds.com/fund/fj-labs) VC firm **3** rounds [Greycroft](https://millionrounds.com/fund/greycroft) VC firm **2** rounds [Correlation Ventures](https://millionrounds.com/fund/correlation-ventures) VC firm **2** rounds [Company Ventures](https://millionrounds.com/fund/ag-ventures) VC firm **2** rounds [Y Combinator](https://millionrounds.com/fund/y-combinator) Accelerator **1** round [Redpoint](https://millionrounds.com/fund/redpoint) VC firm **1** round [Madrona Venture Group](https://millionrounds.com/fund/madrona) VC firm **1** round [Great Oaks Venture Capital](https://millionrounds.com/fund/great-oaks-venture-capital) VC firm **1** round [Foundry Group](https://millionrounds.com/fund/foundry) VC firm **1** round [Craft Ventures](https://millionrounds.com/fund/craft-ventures) VC firm **1** round [Western Technology Investment](https://millionrounds.com/fund/wti) VC firm **1** round [Venture Catalysts](https://millionrounds.com/fund/venture-catalysts-2) VC firm **1** round [LVX](https://millionrounds.com/fund/lvx) Company **1** round [Afore Capital](https://millionrounds.com/fund/afore-capital) VC firm **1** round [Corazon Capital](https://millionrounds.com/fund/corazon-capital) VC firm **1** round [Guillermo Rauch](https://millionrounds.com/fund/guillermo-rauch) VC firm **1** round [Preface Ventures](https://millionrounds.com/fund/preface-ventures) VC firm **1** round Foundry Group/ RRE no record of our own yet **1** round RRE Ventures/ Redpoint 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=knock). ## Also claim to have backed them These 5 firms list Knock 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. [AlleyCorp](https://millionrounds.com/fund/alleycorp) Venture studio Per its own site [Expa](https://millionrounds.com/fund/expa) VC firm Per its own site [Parker89](https://millionrounds.com/fund/parker89) Corporate VC Per its own site [Whoa Ventures](https://millionrounds.com/fund/whoa-ventures) VC firm Per its own site [Worklife](https://millionrounds.com/fund/worklife) Accelerator Per its own site ## Quick answers about Knock ### Who invested in Knock? Knock's investors include FJ Labs, Greycroft, Correlation Ventures, Company Ventures and Y Combinator, and 14 more on record. ### How much has Knock raised? Knock has raised $555M across 5 rounds since 2017. ### When did Knock last raise? Knock's most recent round was a Debt of $100M in Aug 2025. ### What was Knock's biggest round? Knock's largest round on record is $400M (Debt), in Jan 2019. ### Who backed Knock first? Knock's first round on record, in Jan 2017, was backed by FJ Labs, Greycroft and Correlation Ventures and 2 others. ### What stage is Knock at? Knock's latest named round is a Debt, in Aug 2025. ### Where is Knock based? Knock is based in the United States. ## Companies like Knock In the same sector, and raised in the last eighteen months. [**xPay** $1.5M · Oct 2026](https://millionrounds.com/company/xpay)[**Kalshi** $2.7B · Oct 2026](https://millionrounds.com/company/kalshi)[**Coast** $77M · Oct 2026](https://millionrounds.com/company/coast)[**MARC** $5.0M · Oct 2026](https://millionrounds.com/company/marc)[**Renew** $207M · Oct 2026](https://millionrounds.com/company/renew)[**CapitalOS** $52M · Oct 2026](https://millionrounds.com/company/capitalos) ## 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