SOSV | Activity | F4

Team Portfolio Raise Essays

F4/SOSV/Activity

SOSV Activity

Every public signal F4 has attached to this firm, with sources and cross-entity links.

Types

Time range

4 investments· SEP 2026 – OCT 2026Show all

Investment

SOSV HAX portfolio company Blaze Energy raised $6.5M Seed led by Propeller Ventures and Catalyzer Ventures with participation from SOSV for fuel-flexible technology enabling maritime shipping engines to run on multiple fuels.

Blaze Energy

Blaze Energy SOSV

sosv.comOCT 6, 2026

OCT 6, 2026

Investment

SOSV HAX portfolio company Inbolt raised $12.5M led by Shift4Good with participation from Bridges Climate Transition Partners, BNP Paribas Développement and Ora Global. Inbolt gives industrial robots 3D vision and AI to perceive and adapt in real time.

Inbolt

sosv.comOCT 5, 2026

OCT 5, 2026

Investment

SOSV HAX backed Zenithon's $10M Seed round alongside BACKED, Lunar Ventures, Seraphim Space, and MMC. Zenithon builds world models for plasma physics, running simulations 1M times faster than existing methods for fusion energy, semiconductor manufacturing, and aerospace.

Zenithon AI

Zenithon AI SOSV

sosv.comSEP 30, 2026

SEP 30, 2026

Investment

SOSV portfolio company Mesa Quantum raised $11.8M led by Playground Global for chip-scale atomic clocks and quantum sensors for navigation and timing without GPS.

MesaQuantum

MesaQuantum SOSV

sosv.comSEP 25, 2026

SEP 25, 2026

News

SOSV's HAX Plasma Forge announced its new home at Princeton's SRI campus, expanding SOSV's physical lab infrastructure to a fourth location.

HAX Plasma Forge Opens at Princeton SRI

njbiz.comMAY 28, 2026

MAY 28, 2026

Milestone

SOSV portfolio company Avalo.ai uses AI foundation model 'Gaius' to accelerate crop evolution, achieving 111% higher cotton yield with zero irrigation. SOSV participated in Avalo's Series A alongside Germin8, Alexandria, AtOne, Better Ventures, and Coca Cola Euro Pacific Partners.

Avalo.ai

sosv.comMAY 11, 2026

MAY 11, 2026

4 investments· MAR 2026 – APR 2026Show all

Investment

Seed round of $10.4M for HexemBio, SOSV portfolio company focused on stem cell rejuvenation.

HexemBio

axios.comAPR 7, 2026

APR 7, 2026

Investment

Participated in Fermeate's $2M Seed round for optogenetics-based precision fermentation efficiency.

Fermeate

agfundernews.comAPR 2026

APR 2026

Investment

Series A2 funding of $13.25M for Cauldron, SOSV portfolio company using precision fermentation for biomanufacturing.

Cauldron

techcrunch.comMAR 24, 2026

MAR 24, 2026

Investment

Series A funding for Cocoon, portfolio company producing low-carbon cement additives from industrial CO2.

Cocoon

sosv.comMAR 18, 2026

MAR 18, 2026

Team Change

SOSV rebranded its IndieBio locations in San Francisco and New York City as SOSV SF and SOSV NY, reflecting the broader deep-tech scope beyond biology. The firm now operates three locations: SOSV SF, SOSV NY, and SOSV HAX in Newark, with a fourth HAX Plasma Forge in Princeton launching soon.

IndieBio rebranded as SOSV SF and SOSV NY

sosv.comMAR 5, 2026

MAR 5, 2026

News

SOSV rebranded its IndieBio programs in San Francisco and New York to SOSV SF and SOSV NY, reflecting expansion beyond biology to cover all deep tech domains.

IndieBio Rebranded to SOSV NY & SOSV SF

sosv.comMAR 5, 2026

MAR 5, 2026

News

IndieBio program rebranded to SOSV NY and SOSV SF, consolidating SOSV's biotech programs under unified brand.

IndieBio rebranded to SOSV NY and SOSV SF

sosv.comMAR 5, 2026

MAR 5, 2026