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Asto CT

Middleton, WI · Founded 2015 · Privately Held (backing)

Developer of computed tomography (CT) device designed to provide standard whole-body scanning of animals. Asto CT is based in Middleton, WI and was founded in 2015. Its last reported valuation was $267 million in Jun 2025. It has raised $123 million across 5 recorded rounds; the latest was a $26.7 million early-stage round in Apr 2026.

Last reported valuation
$266.5M
Oct 2026
Priced at
—
Total raised
$122.8M
Last round
Early Stage VC
Apr 2026

Asto CT key facts

as of Oct 2026
  • Developer of computed tomography (CT) device designed to provide standard whole-body scanning of animals.
  • Asto CT is valued at approximately $266.5M as of Oct 2026 (last reported valuation).
  • It has raised $122.8M across 5 recorded rounds; the latest was Early Stage VC ($26.7M) in Apr 2026.
  • Notable investors include Alumni Ventures, Serra Ventures, Wisconsin Economic Development, Mediquip (Australia), Photo Diagnostic Systems.
  • Asto CT has filed 11 Form Ds with the SEC since 2016, most recently Apr 2026 ($26.7M sold to 13 investors).
  • Status: Privately Held (backing).
Last reported valuation
LOW confidence
$266.5M

Asto CT's last reported valuation, Jun 2025. Nothing priced has surfaced since.

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Asto CT funding rounds

5 rounds
Apr 2026Early Stage VC$26.7MSEC filing▮
Jun 2025Early Stage VC$6.0MSEC filing▮
Jul 2020Debt$1.3MSEC filing▮
Dec 2019Seed Round$3.5MSEC filing▮
Oct 2016Debt$1.8MSEC filing▮
Full funding history →

Asto CT valuation

Asto CT's last reported valuation was $267 million in Jun 2025. No priced round, secondary trade or fund mark has surfaced since.

How much has Asto CT raised?

Asto CT has raised $123 million in total; 5 of its rounds are on record, from 2016 on. The largest on record was a $6 million early-stage round in Jun 2025; the most recent was a $26.7 million early-stage round in Apr 2026.

Asto CT has filed 11 Form Ds with the SEC since 2016, most recently in Apr 2026 ($26.7 million sold to 13 investors).

Asto CT investors

5 investors are on record for Asto CT, including Alumni Ventures, Serra Ventures, Wisconsin Economic Development and Mediquip (Australia). The early-stage round in Apr 2026 drew 13 investors.

About Asto CT

Developer of computed tomography (CT) device designed to provide standard whole-body scanning of animals. The company's device is an x-ray CT imaging equipment that provides rapid 3D imaging of the lower limbs and head without subjecting the horses to general anesthesia, to provide underload and diagnostic quality images, enabling veterinarians to treat animals in an enhanced way.

Sector
Business Products and Services (B2B)
HQ
Middleton, WI, United States
Founded
2015
Employees
12
Ownership
Privately Held (backing)

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