Portfolio
Fund I Companies - Active
Fund I is closed

Cold Water Technologies
A patented nutraceutical derived from an agricultural waste stream that treats inflammation in pets by targeting biological pathways, available as a pet food additive or treat with a primary focus on relieving dermatitis in dogs.
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DropCap
An international marketplace connecting self-published authors with rights buyers and offering comprehensive agency services
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Fenster Analytics/Invokation Games
Fenster Analytics was acquired in 2025 by Invokation Games, an Estonian software company specializing in skill-based matchmaking for multiplayer titles.
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Gentueri
A global provider of innovative and reliable non-invasive sample collection devices and kits
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Plumb Pharmaceuticals
Developing a proprietary lipid-based drug delivery platform to extend the release times of pharmaceuticals, initially focusing on opioid addiction treatments.
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RoddyMedical
An FDA-registered Class I medical device that organizes tubes, lines, and cords to enhance patient mobility and safety, and has proven to save lives.
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SlotCheck
Shares real-time slot machine performance data with players to encourage player engagement and casino revenue.
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Sonoptima
Developing a wearable ultrasound technology for continuous monitoring and optimal timing of pelvic radiation therapy.
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Teleperson
SaaS company offering consumer-focused customer service and marketing insights.
Learn MoreFund I Companies - Closed

Village
Redeemed
Winnow Fund redeemed the full amount of its investment in Village in October 2023

leysi
Closed
leysi's platform closed in 2024 due to lack of funding.