Winnow Fund Overview

  • Investor Type
  • Venture Capital

  • Status
  • Active

  • Professionals
  • 1

Professionals

  • Investments
  • 17

  • Portfolio
  • 8

  • Exits
  • 3

Exits

Winnow Fund General Information

Company Description

Founded in 2018, Winnow Fund is a venture capital investment firm headquartered in Madison, Wisconsin. The firm prefers to make early-stage investments in Wisconsin-based companies.

Business Details

Year Founded
2018
Investor Status
Actively Seeking New Investments
Primary Investor Type
Venture Capital
Other Investor Types
Accelerator/Incubator
Corporate Office
  • 2858 University Avenue
  • Suite 256
  • Madison, WI 53705
  • United States
+1 (608)

Winnow Fund Investments (17)

Company Name Deal Date Deal Type Deal Size Industry Company Stage Lead Partner
Slot Check 19-Aug-2026 Later Stage VC Application Software Generating Revenue
DropCap 11-Jun-2026 Media and Information Services (B2B) Generating Revenue
Sonoptima 05-Jun-2026 Diagnostic Equipment Generating Revenue
Gentueri 16-Oct-2025 Diagnostic Equipment Generating Revenue
Teleperson 02-Dec-2024 Business/Productivity Software Generating Revenue
Happy Scratch 17-Oct-2024 Other Consumer Non-Durables Out of Business
DropCap 07-Mar-2024 Media and Information Services (B2B) Generating Revenue
Sonoptima 02-Feb-2024 Diagnostic Equipment Generating Revenue
Happy Scratch 26-Jun-2023 Seed Round Other Consumer Non-Durables Out of Business
Fenster Analytics 17-Nov-2022 Seed Round Business/Productivity Software Generating Revenue
You’re viewing 10 of 17 investments. Get the full list »

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Winnow Fund Exits (3)

Company Name Exit Date Exit Type Exit Size
Happy Scratch 11-Jul-2026 Out of Business
Fenster Analytics 01-Jul-2025
Slot Check
To view Winnow Fund’s complete exits history, request access »

Winnow Fund Investments by Industry, Year, and Region

Investments by Industry

Investments by Year

Investments by Region

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Winnow Fund FAQs

  • What is Winnow Fund?

    Founded in 2018, Winnow Fund is a venture capital investment firm headquartered in Madison, Wisconsin.

  • When was Winnow Fund founded?

    Winnow Fund was founded in 2018.

  • Where is Winnow Fund headquartered?

    Winnow Fund is headquartered in Madison, WI.

  • What is Winnow Fund's total asset value?

    Winnow Fund has around in total assets under management.

  • How many investments has Winnow Fund made?

    Winnow Fund has made 17 investments.

  • What has Winnow Fund invested in?

    Winnow Fund has made numerous investments in companies like Slot Check, DropCap, and Sonoptima within the Application Software, Media and Information Services (B2B), and Diagnostic Equipment industries.

  • What has Winnow Fund invested in recently?

    Winnow Fund's latest investment was on 19-Aug-2026 in Slot Check, a company within the Application Software industry.

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