# Sourgum Waste funding: rounds and investors

> Sourgum Waste has raised $13M across 1 round since 2025. Investors include Founder Collective, Spark Capital and RiverPark Ventures.

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

United States · [Series A startup](https://millionrounds.com/companies)

# Who invested in *Sourgum Waste*

One round we have observed, with the 4 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.

Engineering

Funding summary Updated 26 Oct 2026

**$13M** raised across 1 round since 2025, from 1 source

- **Latest round:** Series A, $13M Apr 2025
- **Investors:** 4

See who backed them

## The rounds

- **Apr 2025** Series A **$13M** [Founder Collective](https://millionrounds.com/fund/founder-collective) [Spark Capital](https://millionrounds.com/fund/spark-capital) [RiverPark Ventures](https://millionrounds.com/fund/riverpark-ventures) [Suffolk Technologies](https://millionrounds.com/fund/suffolk-technologies) Source recorded

## Everyone who backed them

[Founder Collective](https://millionrounds.com/fund/founder-collective) VC firm **1** round

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

[RiverPark Ventures](https://millionrounds.com/fund/riverpark-ventures) VC firm **1** round

[Suffolk Technologies](https://millionrounds.com/fund/suffolk-technologies) VC firm **1** round

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

## Quick answers about Sourgum Waste

### Who invested in Sourgum Waste?

Sourgum Waste's investors include Founder Collective, Spark Capital, RiverPark Ventures and Suffolk Technologies.

### How much has Sourgum Waste raised?

Sourgum Waste has raised $13M across 1 round since 2025.

### When did Sourgum Waste last raise?

Sourgum Waste's most recent round was a Series A of $13M in Apr 2025.

### What was Sourgum Waste's biggest round?

Its most recent round, $13M in Apr 2025, is also its largest on record.

### Who backed Sourgum Waste first?

Sourgum Waste's first round on record, in Apr 2025, was backed by Founder Collective, Spark Capital and RiverPark Ventures and 1 others.

### What stage is Sourgum Waste at?

Sourgum Waste's latest named round is a Series A, in Apr 2025.

### Where is Sourgum Waste based?

Sourgum Waste is based in the United States.

## Companies like Sourgum Waste

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

[**Mach9** $46M · Oct 2026](https://millionrounds.com/company/mach9)[**Applied Intuition** $640M · Oct 2026](https://millionrounds.com/company/applied-intuition)[**Aikido Technologies** $5.7M · Oct 2026](https://millionrounds.com/company/aikido-technologies)[**Cognition** $3.0B · Sept 2026](https://millionrounds.com/company/cognition)[**Thermolic** $500K · Sept 2026](https://millionrounds.com/company/thermolic)[**Terragrit LLC** $40M · Sept 2026](https://millionrounds.com/company/terragrit-llc)

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