Altimeter

Activity from announced rounds

Activity in this selectionUnited States · Sep 30, 2026 · Sep 1, 2026

Altimeter is an investment firm identified in financing coverage for Hadrian and in Crusoe’s own funding announcement.

Recorded funding activity

Crusoe builds AI infrastructure spanning GPU cloud services, data centers and modular computing systems. Other activity recorded here includes a lead role in SciFin’s seed financing for enterprise revenue operations and participation in Castelion’s hypersonic defence systems. These examples are specific financing relationships rather than a complete firm strategy.

Sources
Rounds participated in
2
Confirmed lead rounds
1
All roles disclosed
New companies
2
First participation on record · 0 follow-on
Funding in participating rounds
$3.9B
2 disclosed · full round size, not this investor’s share

By stage

Seed1
Series C+1

By primary sector

AI2

By country

United States2

Rounds

2 in this selection
Crusoe

AI infrastructure combining GPU cloud services, managed AI tools, large-scale data centers and modular AI factories for model developers and enterprises.

$3.9BSeries F (initial close; anticipated total)
Participant
SciFin

SciFin gives enterprise revenue teams a continuously updated view of accounts, deals, forecasts, territories and customer conversations. Its AI companion, Pixie, uses that connected context to answer business questions, identify risks, prepare reports and recommend follow-up actions.

$44MSeed
Lead