Who owns Stellar Cyber?

Stellar Cyber is a privately held company. It is backed by 10 investors on record, including Horizon Technology Finance and Undisclosed.

Where is Stellar Cyber headquartered?

Stellar Cyber is headquartered in San Jose, United States.

Who is the CEO of Stellar Cyber?

Changming Liu is the CEO of Stellar Cyber.

Who founded Stellar Cyber?

Changming Liu and Aimei Wei are co-founders of Stellar Cyber, founded in 2015.

What products does Stellar Cyber sell?

Stellar Cyber sells Stellar Cyber Human-Augmented Autonomous SOC and Stellar Cyber Multi-Layered AI Platform.

Stellar Cyber

Security OperationsSan Jose, United Statesfounded 2015privatestellarcyber.ai ↗

Stellar Cyber is a cybersecurity company specializing in Security Operations, founded in 2015 and headquartered in San Jose, United States. It has raised $114.04M in equity across 6 priced rounds, plus $25M debt & credit, employs about 147 people, and is privately held.

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updated Oct 11, 2026

Latest Stellar Cyber news and company activity

What Stellar Cyber did, dated — selected moves from the record, one per kind, newest first.

Oct 2026PartnershipOneSecure Asia and Stellar Cyber partner on AI-driven cybersecurity services
Aug 2026Feature launchIAM Protects the Identity. ITDR Protects the Moment.
Apr 2026Exec changeStellar Cyber Appoints Mayuresh Ektare, Former Qualys Product Executive, to Accelerate SOC Transformation
Apr 2026Funding round

Stellar Cyber Momentum score

65/ 100

Mandos Momentum blends hiring, funding, traffic and sentiment into one score out of 100. The score is free; the pillars behind it unlock in the platform.

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Stellar Cyber products

Stellar Cyber funding

Stellar Cyber has raised $114.04M in priced equity, plus $25M debt & credit. Its most recent round was a Debt Financing in April 2026. It has 7 funding rounds on record: Seed, Series A, Series A, Series B, Venture Round, Growth Equity, and Debt Financing. 10 investors are on record, including Horizon Technology Finance and Undisclosed.

Equity raised: $114.04M6 priced rounds
Last round: Debt FinancingApr 2026
Other instruments: $25M debt

View the complete funding history

Stellar Cyber employees and hiring

As of September 2026, Stellar Cyber has about 147 employees, up 1% over the last 30 days, with 28 open roles.

Employees: 147
30-day change: +1%
Open roles: 28

See hiring trends

Stellar Cyber competitors

Competitors of Stellar Cyber include Palo Alto Networks. The full competitive set, with overlap scoring, is in the platform.

Palo Alto Networks

ranked by CybersecTools comparison demand, 90 days

View the competitive set with overlap scores

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The other 440 data points.

Funding historyevery round, every investor named
Headcount growthvelocity, departments, seniority
Open jobs28 live postings, role mix
Tech stackframeworks, clouds, security
Competitorsfull set, overlap scored
Leadershipevery exec, with roles
Customersnamed publicly, with sources
Reviews & newssentiment, coverage, cadence

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Funding, round by round, with the investors
Headcount, hiring and the people
The timeline of what they did, dated
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The other 440 data points.

Funding historyevery round, every investor named
Headcount growthvelocity, departments, seniority
Open jobs28 live postings, role mix
Tech stackframeworks, clouds, security

Similar in Security Operations

Common questions about Stellar Cyber.

How much funding has Stellar Cyber raised?: Stellar Cyber has raised $114.04M in priced equity, plus $25M debt & credit. Its most recent round was a Debt Financing in April 2026. It has 7 funding rounds on record: Seed, Series A, Series A, Series B, Venture Round, Growth Equity, and Debt Financing. 10 investors are on record, including Horizon Technology Finance and Undisclosed.
How many people work at Stellar Cyber?: As of September 2026, Stellar Cyber has about 147 employees, up 1% over the last 30 days, with 28 open roles.
Who owns Stellar Cyber?: Stellar Cyber is a privately held company. It is backed by 10 investors on record, including Horizon Technology Finance and Undisclosed.
Where is Stellar Cyber headquartered?: Stellar Cyber is headquartered in San Jose, United States.
Who is the CEO of Stellar Cyber?: Changming Liu is the CEO of Stellar Cyber.
Who founded Stellar Cyber?: Changming Liu and Aimei Wei are co-founders of Stellar Cyber, founded in 2015.
Who are Stellar Cyber's competitors?: Competitors of Stellar Cyber include Palo Alto Networks. The full competitive set, with overlap scoring, is in the platform.