# Sustainment funding: rounds and investors

> Sustainment has raised $12M across 1 round since 2022. Investors include Alumni Ventures and Blackhorn Ventures. Every round with its source.

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

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

# Who invested in *Sustainment*

One round we have observed, with the 2 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.

Manufacturing

Funding summary Updated 26 Oct 2026

**$12M** raised across 1 round since 2022, from 1 source

- **Latest round:** Series A, $12M Aug 2022
- **Investors:** 2

See who backed them

## The rounds

- **Aug 2022** Series A **$12M** [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) [Blackhorn Ventures](https://millionrounds.com/fund/blackhorn-ventures) Source recorded SEC filing: $11M sold, first sale Aug 2022

## Founders and team

From Sustainment's own website: 1 founder, 4 on the team.

**Bret Boyd** CEO & Co-founder

- **Doug Wick** Vice President, Product
- **Zachary Tschirhart** Vice President of
- **Chris Hill** President & General
- **Jervis Williams** Chief Financial Officer

## Everyone who backed them

[Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) VC firm **1** round

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

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

## Also claim to have backed them

This firm lists Sustainment as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.

[Unless](https://millionrounds.com/fund/unless) VC firm Per its own site

## Quick answers about Sustainment

### Who invested in Sustainment?

Sustainment's investors include Alumni Ventures and Blackhorn Ventures.

### How much has Sustainment raised?

Sustainment has raised $12M across 1 round since 2022.

### When did Sustainment last raise?

Sustainment's most recent round was a Series A of $12M in Aug 2022.

### What was Sustainment's biggest round?

Its most recent round, $12M in Aug 2022, is also its largest on record.

### Who backed Sustainment first?

Sustainment's first round on record, in Aug 2022, was backed by Alumni Ventures and Blackhorn Ventures.

### What stage is Sustainment at?

Sustainment's latest named round is a Series A, in Aug 2022.

### Where is Sustainment based?

Sustainment is based in the United States.

## Companies like Sustainment

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

[**Apex** $1.1B · Oct 2026](https://millionrounds.com/company/apex)[**ZwitterCo** $58M · Oct 2026](https://millionrounds.com/company/zwitterco)[**Peak Energy** $163M · Oct 2026](https://millionrounds.com/company/peak-energy)[**Arda** $233M · Oct 2026](https://millionrounds.com/company/arda)[**Origin** $121M · Oct 2026](https://millionrounds.com/company/origin)[**Jeevy Fabrication** Oct 2026](https://millionrounds.com/company/jeevy-fabrication)

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