Tammi Jantzen

Active Investor

Chief Financial Officer at Portfolia

Platteville, Wisconsin

Tammi Jantzen, Chief Financial Officer at Portfolia is an active investor based in Platteville, Wisconsin. This profile covers what Tammi Jantzen backs, at which stage, and how founders can reach out in 2026.

Investor type: VCPEAcceleratorInvestor
Stages: Early Stage VentureCrowdfunding
Invests in: FintechWealthTechHealthcare & BiotechDigital Health & HealthTechBiotech & PharmaMedTech & Medical DevicesConsumer & RetailClimate & Energy
Location: Platteville, Wisconsin
Typical check: $263K
Past investments: 1

Notable investments

Naya Health

How to reach Tammi Jantzen

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Frequently Asked Questions

What does Tammi Jantzen invest in?

Tammi Jantzen invests in Fintech, WealthTech, Healthcare & Biotech and Digital Health & HealthTech, typically at Early Stage Venture and Crowdfunding. Match your sector and stage, then reach out with a personalized pitch.