# Seaplane IO funding: rounds and investors

> Seaplane IO has raised $15M across 1 round since 2022. Investors include Sequoia Capital, 8VC and Atlantic Bridge. Every round with its source.

Source: https://millionrounds.com/company/seaplane-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 *Seaplane IO*

One round we have observed, with the 3 investors 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.

AI

Funding summary Updated 26 Oct 2026

**$15M** raised across 1 round since 2022, from 1 source

- **Latest round:** Series A, $15M Apr 2022
- **Investors:** 3

See who backed them

## The rounds

- **Apr 2022** Series A **$15M** [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) [8VC](https://millionrounds.com/fund/8vc) [Atlantic Bridge](https://millionrounds.com/fund/atlantic-bridge) Source recorded

## Everyone who backed them

[Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) VC firm **1** round

[8VC](https://millionrounds.com/fund/8vc) VC firm **1** round

[Atlantic Bridge](https://millionrounds.com/fund/atlantic-bridge) VC firm **1** round

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

## Quick answers about Seaplane IO

### Who invested in Seaplane IO?

Seaplane IO's investors include Sequoia Capital, 8VC and Atlantic Bridge.

### How much has Seaplane IO raised?

Seaplane IO has raised $15M across 1 round since 2022.

### When did Seaplane IO last raise?

Seaplane IO's most recent round was a Series A of $15M in Apr 2022.

### What was Seaplane IO's biggest round?

Its most recent round, $15M in Apr 2022, is also its largest on record.

### Who backed Seaplane IO first?

Seaplane IO's first round on record, in Apr 2022, was backed by Sequoia Capital, 8VC and Atlantic Bridge.

### What stage is Seaplane IO at?

Seaplane IO's latest named round is a Series A, in Apr 2022.

### Where is Seaplane IO based?

Seaplane IO is based in the United States.

## Companies like Seaplane 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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