# Asto CT funding: rounds and investors

> Asto CT has raised $62M across 2 rounds since 2024. Investors include Alumni Ventures and Serra Ventures. Every round with its source.

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

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

# Who invested in *Asto CT*

2 rounds we have observed, with the 2 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

IT Services

Raised 7 months ago

Funding summary Updated 26 Oct 2026

**$62M** raised across 2 rounds since 2024, from 2 sources

**$36M** Venture **$27M** Series C

- **Latest round:** Series C, $27M Apr 2026
- **Biggest round:** $36M Venture · Oct 2024
- **Investors:** 2

See who backed them

## The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2025 2026

**$36M** Venture

**$27M** Series C

- **First round:** Venture, $36M
- **Biggest round:** $36M
- **Between rounds:** 18 months

## The rounds

- **Apr 2026** Series C **$27M** *2 returning* [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) [Serra Ventures](https://millionrounds.com/fund/serra-ventures) Source recorded
- **Oct 2024** Venture **$36M** *2 new* [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) [Serra Ventures](https://millionrounds.com/fund/serra-ventures) Source recorded

## Founders and team

From Asto CT's own website and the SEC filings it signed: 2 founders, 4 on the team.

**Mark D. Markel** Co-Founder *Named on its 2020 Form D*

**Peter D. Muir** Co-Founder *Named on its 2020 Form D*

- **Lauren Zaddack** Marketing Communications Lead
- **Michael Bauer** Director of Sales North America
- **Stephen E. Towe** Executive Officer, Director i
- **Thomas R. Mackie** Executive Officer, Director i

On the board, as filed i *Ajit E. Singh* *Dennis E. Beard*

## Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

**Venture** 2024 **Series C** 2026 [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) [Serra Ventures](https://millionrounds.com/fund/serra-ventures)

## Everyone who backed them

[Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) VC firm **2** rounds

[Serra Ventures](https://millionrounds.com/fund/serra-ventures) VC firm **2** rounds

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

## Quick answers about Asto CT

### Who invested in Asto CT?

Asto CT's investors include Alumni Ventures and Serra Ventures.

### How much has Asto CT raised?

Asto CT has raised $62M across 2 rounds since 2024.

### When did Asto CT last raise?

Asto CT's most recent round was a Series C of $27M in Apr 2026.

### What was Asto CT's biggest round?

Asto CT's largest round on record is $36M (Venture), in Oct 2024.

### Who backed Asto CT first?

Asto CT's first round on record, in Oct 2024, was backed by Alumni Ventures and Serra Ventures.

### What stage is Asto CT at?

Asto CT's latest named round is a Series C, in Apr 2026.

### Where is Asto CT based?

Asto CT is based in the United States.

## Companies like Asto CT

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

[**Chariot Claims** $23M · Oct 2026](https://millionrounds.com/company/chariot-claims)[**Subeca** $9.0M · Oct 2026](https://millionrounds.com/company/subeca)[**FlexCompute** $53M · Oct 2026](https://millionrounds.com/company/flexcompute)[**Negosh** $3.1M · Oct 2026](https://millionrounds.com/company/negosh)[**StarLifter** $4.0M · Oct 2026](https://millionrounds.com/company/starlifter)[**Litewave.AI** $1.7M · Oct 2026](https://millionrounds.com/company/litewave-ai)

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