Diligence memo · auto-generated · as of July 2, 2026
Atmo, Inc.
Atmo, Inc. has raised $18M over 1 round; too few niche peers to rank its valuation yet.
Businessfiled
Atmo, Inc. operates in Defense, based in SAN FRANCISCO, CA, USA; Berkeley, CA, USA. Ultra-precise AI weather forecasting.
Sub-sector tags: AI, Artificial Intelligence, Climate, Machine Learning, Weather, ai/ml, climate/cleantech, defense.
Capital & rounds (filed)filed
Atmo, Inc. has raised $18M in disclosed capital across 1 recorded round, aggregated from public filings. Its latest round is modeled as Series B (a $15M–$40M round).
Largest single filing: $18M on 2024-12-09.
Most recent recorded round closed around 2024-12-09.
Valuation (modeled)modeled
Provath models Atmo, Inc. at approximately $118M (range $46M–$194M). This is an algorithmic estimate from round sizes and same-niche peers — not a quoted or reported figure.
Too few comparable companies in this niche to rank the valuation fairly yet.
Financing rhythm & timingmixed
Last raise 19 mo ago; this sector typically re-raises about every 11 months.
Slightly overdue versus sector cadence.
Comparablesmixed
Capital scale ranks ahead of 82% of Defense peers (61 compared).
Modeled value ranks above 80% of those peers.
Closest niche peers: Binary Defense Systems, Inc., Defense Unicorns, Inc., GP Defense Investments, LLC.
Peoplefiled
2 named people on file across officers, directors and signatories.
Risks & flagsmixed
No clearly named CEO/founder/principal in the surfaced records — key-person evidence is thin.