Portland Seed Fund — 2026 Investments
3 investments dated 2026 · listed companies and verified rows first · show all
Neurosom develops a wearable sleep therapy device called Sleep WISP that uses EEG monitoring and AI-driven electrical stimulation to improve deep sleep and reduce dementia risk.
AI & Machine LearningHealthtechMedical DevicesPortland, US
Don Tucker(Chief Science Officer and Founder)Viral Sheth(CEO)in
GetWhys enriches AI content generation and go-to-market tools with insights from real buyer interviews to validate messaging and campaigns.
AI & Machine LearningMarketing TechBoise, US
Philippe Boutros(CEO, President, Secretary)inViet Phan(Chief Technology Officer)inTyler Honsinger(Chief Product Officer)in
BoardJohn Garrett(Director)David Bluestone(Director)
Co-investorsNext Frontier CapitalCapital ElevenEPIC VENTURESTuesday Capital
Panthalassa is building a planetary-scale clean energy platform designed to meet global energy demand through offshore deployment with zero emissions at ultra-low cost.
CleantechDeep TechEnergy
Garth Sheldon-Coulson(Founder)inBrian Moffat(Founder)
Co-investorsBeyond CapitalCollaborative FundCompoundGigascale CapitalHOF CapitalLowercarbon Capital+15 more
Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.















