Prime Impact Fund — Activity | F4

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Prime Impact Fund Activity

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

Types

Time range

3 milestones· OCT 2025 – JAN 2026Show all

Milestone

Announced successful 100+ hour battery demonstration for long-duration energy storage applications.

Noon Energy

Noon Energy Prime Impact Fund

starnewsonline.comJAN 21, 2026

JAN 21, 2026

Milestone

Completed pilot pour of ultra-low-carbon cement at data center campus in collaboration with STACK Infrastructure.

Sublime Systems

Sublime Systems Prime Impact Fund

primecoalition.orgOCT 2025

OCT 2025

Milestone

Announced second deep geothermal discovery at Pumpernickel site in Northern Nevada using AI-powered exploration.

Zanskar Geothermal

Zanskar Geothermal Prime Impact Fund

primecoalition.orgOCT 2025

OCT 2025

Investment

Closed $13.5M Series B funding round to expand production capabilities for electrostatic drive motors.

C-Motive Technologies

C-Motive Technologies Prime Impact Fund

primecoalition.orgOCT 2025

OCT 2025

Milestone

Awarded $10M from Washington State Department of Commerce's Green Jobs Grant Program for FusionWERX commercial-scale testing facility for advanced fusion technologies.

Avalanche Energy

Avalanche EnergyPrime Impact Fund

primecoalition.orgSEP 2025

SEP 2025