# Online Oceans funding: rounds and investors

> Online Oceans has raised $5.4M across 1 round since 2026. Investors include Seraphim Space. Every round with its source.

Source: https://millionrounds.com/company/online-oceans (Millionrounds; every figure on the page links to its filing or article)

United Kingdom · [Seed startup](https://millionrounds.com/companies)

# Who invested in *Online Oceans*

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.

Engineering

Raised 7 months ago

Funding summary Updated 26 Oct 2026

**$5.4M** raised across 1 round since 2026, from 1 source

- **Latest round:** Seed, $5.4M Apr 2026
- **Investors:** 1

See who backed them

## The rounds

- **Apr 2026** Seed **$5.4M** [Seraphim Space](https://millionrounds.com/fund/seraphim-space) Source recorded

## Everyone who backed them

[Seraphim Space](https://millionrounds.com/fund/seraphim-space) VC firm **1** round

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

## Quick answers about Online Oceans

### Who invested in Online Oceans?

Online Oceans's investors include Seraphim Space.

### How much has Online Oceans raised?

Online Oceans has raised $5.4M across 1 round since 2026.

### When did Online Oceans last raise?

Online Oceans's most recent round was a Seed of $5.4M in Apr 2026.

### What was Online Oceans's biggest round?

Its most recent round, $5.4M in Apr 2026, is also its largest on record.

### Who backed Online Oceans first?

Online Oceans's first round on record, in Apr 2026, was backed by Seraphim Space.

### What stage is Online Oceans at?

Online Oceans's latest named round is a Seed, in Apr 2026.

### Where is Online Oceans based?

Online Oceans is based in the United Kingdom.

## Companies like Online Oceans

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

[**Flow Engineering** $73M · Sept 2026](https://millionrounds.com/company/flow-engineering)[**BE Design** Aug 2026](https://millionrounds.com/company/be-design)[**PhysicsX** $477M · Jun 2026](https://millionrounds.com/company/physicsx)[**Imperagen** $11M · May 2026](https://millionrounds.com/company/imperagen)[**AcoustoFab** $3.0M · Apr 2026](https://millionrounds.com/company/acoustofab)[**INITION ENERGY** $984K · Apr 2026](https://millionrounds.com/company/inition-energy)

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