/Investor DB

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2 tracked investments · listed companies and verified rows first

Phoenix Boringphoenixboring.cominFeb 2026SEC filingmedium confidence

Phoenix Boring develops trenchless technology for underground infrastructure construction that handles complex geological conditions while minimizing surface disruption.

Construction TechDeep TechHardwareSan Francisco, US

Roberto Zillante(Founder & CTO)in

Board seatRomi Kadri· per SEC Form D · $5.2M raise · filed Feb 2026

Co-investorsCrosscourt VenturesMaC Venture Capital

SolarSteam Inc.solarsteam.cainAug 2025SEC filingmedium confidence

SolarSteam develops plug-and-play renewable heat technology aimed at industrial adoption, with a focus on low-cost renewable heat in extreme climates.

CleantechClimate TechEnergyCalgary, CA

Jonathan Sheeran(Executive Officer)Apostol Radev(Executive Officer, Director)in

Board seatJourdan Urbach· per SEC Form D · $50K raise · filed Aug 2025

Co-investorsE8 AngelsForesight Canada

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.