# Flow.io funding: rounds and investors

> Flow.io has raised $13M across 1 round since 2017. Investors include Bain Capital. Every round with its source.

Source: https://millionrounds.com/company/flow-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 *Flow.io*

One round we have observed, with the one investor named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Martech AI

Funding summary Updated 26 Oct 2026

**$13M** raised across 1 round since 2017, from 1 source

- **Latest round:** Series A, $13M Mar 2017
- **Investors:** 1

See who backed them

## The rounds

- **Mar 2017** Series A **$13M** [Bain Capital](https://millionrounds.com/fund/bain-capital) Reported by FinSMEs

## Everyone who backed them

[Bain Capital](https://millionrounds.com/fund/bain-capital) Private equity **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=flow-io).

## Quick answers about Flow.io

### Who invested in Flow.io?

Flow.io's investors include Bain Capital.

### How much has Flow.io raised?

Flow.io has raised $13M across 1 round since 2017.

### When did Flow.io last raise?

Flow.io's most recent round was a Series A of $13M in Mar 2017.

### What was Flow.io's biggest round?

Its most recent round, $13M in Mar 2017, is also its largest on record.

### Who backed Flow.io first?

Flow.io's first round on record, in Mar 2017, was backed by Bain Capital.

### What stage is Flow.io at?

Flow.io's latest named round is a Series A, in Mar 2017.

### Where is Flow.io based?

Flow.io is based in the United States.

## Companies like Flow.io

In the same sector, and raised in the last eighteen months.

[**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**xPay** $1.5M · Oct 2026](https://millionrounds.com/company/xpay)[**Albert Invent** $20M · Oct 2026](https://millionrounds.com/company/albert-invent)[**FORT Robotics** $39M · Oct 2026](https://millionrounds.com/company/fort-robotics)[**Pika** $216M · Oct 2026](https://millionrounds.com/company/pika)[**Vertical Semiconductor** $84M · Oct 2026](https://millionrounds.com/company/vertical-semiconductor)

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