Fundraising Fox

SeaX Ventures2025 Investments

3 investments dated 2025 · listed companies and verified rows first · show all

Brineworksbrineworks.techin𝕏Sep 2025 · $5.5M✓ verified

Brineworks develops an electrochemical Direct Air Capture system that uses electrolyzer technology and renewably powered intermittent operation to capture CO₂ at low cost.

CleantechClimate TechDeep Tech

Co-investorsAiiM PartnersFirst MomentumSatganaKatapultNucleus CapitalPale Blue Dot

Active Surfacesactivesurfaces.xyzinMay 2025 · $5.6M

Active Surfaces develops flexible, thin-film solar panels using organic and perovskite photovoltaic materials and roll-to-roll manufacturing, aimed at deploying solar in locations where conventional rigid panels are unsuitable.

CleantechDeep TechNew MaterialsWoburn, US

Shivam Bhakta(Executive Officer, Director)Richard Swartwout(CTO & Co-Founder)inShiv Bhakta(CEO & Co-Founder)inJeremiah Mwaura(Chief Manufacturing Scientist)

BoardVera Schroeder(Director)

Co-investorsNew Climate VenturesSafar PartnersType One VenturesUmami Capital

Heptahepta.bioinNov 2025 · $6.7M

Hepta develops LiquidTransformer, an AI platform for analyzing cell-free DNA fragments in blood to detect chronic disease molecular signals.

AI & Machine LearningBiotechHealthtechSan Francisco, US

Hamed Amini(Founder)inSoheil Damangir(Founder)

Co-investorsIllumina VenturesAlumni VenturesAME Cloud VenturesFelicis Ventures

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.