Fundraising FoxEric F. Thiessen
Angel networkPre-Seed–Seed · 2 people tracked
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Investment thesis
Thielsen Capital concentrates on building life science tools businesses, partnering with founders in a hands-on way. The firm emphasizes that a company's financial model, strategy, tactics, and cap table are interconnected parts of a single picture, and it advises founders on navigating these elements together as they grow their companies.
Source: firm website, verified Oct 2, 2026.
Team · 2 people
from the firm's website & public directoriesWhat they invest in
from 3 of 4 portfolio companiesAI & Machine Learning ×2Biotech ×2Enterprise Software ×2Hardware ×2Data & Infrastructure ×1Healthtech ×1
HQs:United States×2
Investments · 4 tracked
founders shown can be your intro pathParhelia Bio builds laboratory instruments that automate sample preparation for spatial biology and flow cytometry, handling steps like dewaxing, antigen retrieval, staining, and panel mixing.
AI & Machine LearningBiotechHardware
Redbird provides an AI-powered conversational platform that automates analytics, operations, and reporting workflows for business teams.
AI & Machine LearningData & InfrastructureEnterprise SoftwareNew York City, US
Erin Tavgac(Founder)inDeren Tavgac(Founder)in
Co-investorsAlumni VenturesB Capital GroupB4 CapitalPhoenix FundSoma CapitalThomson Reuters Ventures+9 more
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Thermo Fisher provides life science products and laboratory equipment, including antibodies, consumables, biobanking resources, and Cryo-EM imaging systems for research labs and scientists.
BiotechEnterprise SoftwareHardwareHealthtechWaltham, US
Anthony Uzzo(Executive Officer, Director)inJoshua Geballe(Executive Officer, Director)James Gregory(Executive Officer, Director)Marc N. Casper(Executive Officer, Director)inAndrew J. Thomson(Executive Officer)Peter M. Wilver(Executive Officer)
Co-investorsARCH Venture PartnersBayMed Venture PartnersCross Creek AdvisorsExcel Venture ManagementHeran PartnersHighsage Ventures+7 more
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
Phitonex
Frequently asked questions
- What stage does Eric F. Thiessen invest at?
- Eric F. Thiessen invests at the Pre-Seed, Seed stages.
- What sectors does Eric F. Thiessen focus on?
- Eric F. Thiessen focuses on Biotech, Deep Tech, Enterprise Software.
- Who does Eric F. Thiessen co-invest with?
- Eric F. Thiessen most often shares deals with ARCH Venture Partners, BayMed Venture Partners, Cross Creek Advisors, among 7 tracked co-investors.
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