Circadian Risk

Ann Arbor, MI · Founded 2016 · Privately Held (backing)

Developer of a security assessment platform designed to assess and improve physical security for enterprise companies. Circadian Risk is based in Ann Arbor, MI and was founded in 2016. It was valued at $25.2 million at its later-stage round in Sep 2025, the last priced event on record. It has raised $11.3 million across 2 recorded rounds; the latest was a $5 million early-stage round in Sep 2025.

PMV mark · valuation
$25.2M
Oct 2026
Priced at
its later-stage round
Sep 2025
Total raised
$11.3M
Last round
Early Stage VC
Sep 2025
How much has Circadian Risk raised?
$11.3Macross 2 recorded rounds · Jan 2022 – Sep 2025

Most recently, Circadian Risk raised $5.0M in its Early Stage VC (Sep 2025).

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Circadian Risk round by round

2 rounds
Sep 2025Early Stage VC$5.0MSEC filing▮
31 investors participated
Jan 2022Seed Round$2.0MSEC filing▮
3 investors participated

How much has Circadian Risk raised?

Circadian Risk has raised $11.3 million in total; 2 of its rounds are on record. The largest on record was a $5 million early-stage round in Sep 2025.

Circadian Risk has filed 2 Form Ds with the SEC since 2022, most recently in Sep 2025 ($5 million sold to 31 investors).

Circadian Risk investors

11 investors are on record for Circadian Risk, including Gaingels, Empty Set Group, Arthur Ventures and 11 Tribes Ventures. By type, the record holds 4 venture capital firms and 1 angel investor. The early-stage round in Sep 2025 drew 31 investors.

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Frequently asked about Circadian Risk

How much has Circadian Risk raised?
Circadian Risk has raised $11.3M in total across 2 recorded funding rounds.
When was Circadian Risk's last funding round?
Circadian Risk's most recent recorded round was Early Stage VC in Sep 2025, raising $5.0M.