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Atmo

Atmo

Private
San Francisco, CaliforniaAI, Data & Cloud Infrastructurehttps://www.atmo.ai/

Last Round

M&A

Jun 17, 2026

Est. Valuation

$70M

Total Funding Raised

$5.41M

Momentum

Top 10%

of companies Caplight tracks

Company Overview

Atmo is an artificial intelligence company that provides a weather forecasting platform for governments, militaries, and enterprises.

Sector

AI, Data & Cloud Infrastructure

Verticals

Defense Tech, Environmental Monitoring, Aviation & Drones, Space Technology

Business Model

B2G

Customer Profile

Government Contracts, Subscription SaaS, Hardware + Subscription

AI Layer

Application

Keywords

weather forecastingAI weather forecastingnumerical weather predictionNWPhyperlocal weathermeteorological modelingdefense techclimate intelligencedrone weather safetyUAS weatherdisaster responseAI climate techpredictive weather analyticsB2G technologyweather supercomputing

Historical Pricing

Historical view of private secondary pricing and transaction trends.

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Track how buyer interest and sentiment changes over time.

Atmo Comparables

Compare Atmo with similar companies based on industry and business-model similarity.

Atmo comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
PurpleAir
83%
WindBorne Systems
83%
Awair
83%

Atmo Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
M&AJun 17, 2026
GrantJan 29, 2024
GrantNov 1, 2022
SeedNov 19, 2020
AcceleratorMar 16, 2020

Key People

Founding team and executive leadership

Alex Levy

Co-Founder, CEO

Founding Team

Atmo Investors

Notable investors and investment history

Market signals

Structured signals derived from secondary market and firmographic data.

  • Aug 21, 2026

    Monthly visitors increased 39% MoM.

  • Jun 19, 2026

    Monthly visitors grew 44% MoM, reaching 10.7K.

Recent news

Latest coverage and updates

  • is_developingJul 14, 2026

    Atmo, Inc. is developing AI-powered weather forecasting.

  • has_revenueJun 17, 2026

    Atmo, Inc. had revenue of $2M on Jul 1st '25.

Atmo Filings

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Atmo filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

Common questions about Atmo's valuation, stock price, and market status.

Is Atmo a public or private company?

Atmo is a private company.

What is the current stock price of Atmo?

Atmo is a private company with no public stock price. No recent secondary market data is available.

How much is Atmo worth (valuation)?

Atmo's valuation is estimated at $2.1M based on funding round data.

Can I buy Atmo stock?

Atmo shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was Atmo's last funding round?

Atmo's most recent funding round was Seed on March 16, 2020.

Who are the main investors in Atmo?

Key investors in Atmo include Y Combinator.

Will Atmo IPO soon?

No public IPO plans have been announced for Atmo.

How can I track Atmo secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Atmo's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersSan Francisco, California
Employee Range15
Year Founded2019
Last FundingJun 17, 2026

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