✦ AI AI Company Comparison

OpenAI vs Orbital Sidekick — IPO & Funding Comparison

Side-by-side IPO readiness, funding history, and valuation comparison. Data sourced by TechStackIPO.

● Data current Last verified: May 24, 2026
Metric OpenAI Orbital Sidekick
Valuation$852B$100M
Total Funding$55.4B$16.5M
IPO StatusPre-IPOPrivate
SectorArtificial IntelligenceAerospace & Defense
StagePre-IPOSeries A
HeadquartersSan Francisco, CASan Francisco, CA
CEOSam AltmanGeorge _Tyc
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OpenAI

OpenAI is valued at $852B — the world's most valuable AI company, backed by $27B in funding. Track IPO readiness score, funding rounds, and timeline.

IndustryArtificial Intelligence
StagePre-IPO
IPO StatusPre-IPO
Valuation$852B
Total Funding$55.4B
HeadquartersSan Francisco, CA

Orbital Sidekick

Space-based hyperspectral intelligence company detecting environmental and industrial anomalies from orbit.

IndustryAerospace & Defense
StageSeries A
IPO StatusPrivate
Valuation$100M
Total Funding$16.5M
HeadquartersSan Francisco, CA

Frequently Asked Questions

What are the valuations of OpenAI and Orbital Sidekick? +

OpenAI is valued at $852B. Orbital Sidekick is valued at $100M. Both valuations are based on the most recent private funding rounds tracked by TechStackIPO.

How much has each company raised? +

OpenAI has raised $55.4B. Orbital Sidekick has raised $16.5M.

What is the IPO status of OpenAI and Orbital Sidekick? +

OpenAI is currently pre-IPO. Orbital Sidekick is currently private. Track both on TechStackIPO for S-1 filings and IPO announcements.

Are OpenAI and Orbital Sidekick in the same sector? +

OpenAI operates in Artificial Intelligence, while Orbital Sidekick operates in Aerospace & Defense.

What are the main differences between OpenAI and Orbital Sidekick? +

OpenAI is a Artificial Intelligence company valued at $852B with $55.4B raised. Orbital Sidekick is a Aerospace & Defense company valued at $100M with $16.5M raised. See TechStackIPO's full side-by-side comparison for IPO readiness scores, funding timelines, and investor data.

How can I invest in OpenAI or Orbital Sidekick before their IPO? +

Accredited investors can access pre-IPO shares in OpenAI and Orbital Sidekick through secondary market platforms, pre-IPO funds, and broker-dealer platforms that facilitate private company transactions. TechStackIPO's marketplace section tracks available access options for both companies. Pre-IPO investments carry higher risk and limited liquidity.