MSP SignalBETA
Company record · observed Oct 28, 2026 · confidence 67%
UnclaimedManaged security providerFounded 2017150 staffLocal
Stellarcyber logo

StellarcyberIT service provider profile · San Jose, CA

AI-Native Security Operations Platform

Ownership: ––Public: NoTicker: ––Acquisition: ––Closed: ––
MSP score · confidence 67%
59.9OF 100
30-day change: –– · No changes detected in the last 180 days.
National rank#7,208of 45,453 · top 16%
CA#817of 4,803 · top 18%
San Jose#43of 187 · top 23%
Google 4.8★ (4)Organic ~5,769/moSecurity headers BHosting ApacheDomain 7 yrsNAICS 54151

MSP Signal ranks Stellarcyber #7,208 of 45,453 IT service providers nationally. Stellarcyber is an IT service provider in San Jose, CA, founded 2017, with 150 staff. It offers SIEM, Ndr, XDR.

Source: MSP Signal, Stellarcyber company profile, Oct 28, 2026, https://mspsignal.com/msp/stellarcyber

01

Score breakdown

5 pillars · weighted · 59.9 / 100
Reputation30%
75/100
Lifted by more Google reviews and a higher rating.
Presence25%
83/100
Lifted by a stronger website and public profiles.
Credibility20%
24/100
Lifted by a fuller record: services, credentials, pricing.
Scale15%
81/100
Lifted by team size.
Momentum10%
0/100
Lifted by more kinds of change in 180 days.
How the score works
Weighted contribution · how 59.9 is builtscore × weight = points
59.9of 100 · 40.1 unearned
0255075100
PillarScore / 100WeightPoints
Reputation
×30%22.4
Presence
×25%20.6
Credibility
×20%4.7
Scale
×15%12.1
Momentum
×10%0.0
▲ Momentum yields the fewest points per weight, the pillar with the most headroom.
30-day score Δ–no comparable history
30-day rank Δ–no comparable history
Change types · 180 d0 / 4No changes detected in the last 180 days.
Local rivals · 25 mihow chosen
5 mi15 mi25 mi1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell1 provider in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell2 providers in this cell3 providers in this cell3 providers in this cell3 providers in this cell3 providers in this cell3 providers in this cell3 providers in this cell3 providers in this cell3 providers in this cell3 providers in this cell3 providers in this cell3 providers in this cell3 providers in this cell3 providers in this cell4 providers in this cell4 providers in this cell4 providers in this cell4 providers in this cell4 providers in this cell5 providers in this cell5 providers in this cell5 providers in this cell5 providers in this cell5 providers in this cell5 providers in this cell5 providers in this cell5 providers in this cell5 providers in this cell5 providers in this cell6 providers in this cell6 providers in this cell6 providers in this cell7 providers in this cell7 providers in this cell8 providers in this cell8 providers in this cell8 providers in this cell9 providers in this cell9 providers in this cell9 providers in this cell11 providers in this cell12 providers in this cell12 providers in this cell14 providers in this cell15 providers in this cell15 providers in this cell16 providers in this cell17 providers in this cell17 providers in this cell19 providers in this cell22 providers in this cell23 providers in this cell27 providers in this cell41 providers in this cell45 providers in this cell108 providers in this cellSTELLARCYBERPROVIDERS PER CELL1108
698 IT service providers within 25 miBasemap © Esri, HERE, Garmin, OpenStreetMap contributors
Claim · free · local benchmarkPreview
rivals by score band · gap to nearest higher / lower · counts, locked rows are previews, not published facts
02

Signal feed

no events returned

No changes detected in the last 180 days.

Signal planSignal plan · full rival watch: every change at every nearby rival.See the Signal plan
03

Reputation

Google · 4 reviews
4.8
Listing: Stellar Cyber · Computer security service · Maps ↗review velocity: 1 in the last 365 days
Distribution · listing sample of 4
0
1★
0
2★
0
3★
1
4★
3
5★
4–5★ 4 · 100.0% 3★ 0 · 0.0% 1–2★ 0 · 0.0%, not the same population as the 4 reviews
What reviewers mention
Extended Detection And Response2
Security Operation Center2
Listings
––
Sentiment––
HoursMon–Fri 8 AM to 6 PM · Sat–Sun closed
Other sources · BBB: –– · Facebook rating: ––
04

Services and offer

from their site
SSIEM
NNdr
XXDR
IItdr
UUeba
TThreat Intelligence
IIncident Response
TThreat Hunting
Industries
EducationFinanceGovernmentManufacturing
Availability
No 24/7 claim on their site
Guarantees
––
Compliance
––
Works with
––
Partners
––
05

Web & search

MSPSIG.RPT search scan · technical record
Organic visits~5,769/ month est.
Domain authority38/ 100
Top keywords · position
Organic keywords, top keywords, backlinks, referring domains and paid search: Signal plan. Owners see their own.
Website technology
Atera
▸ Open technical record · web maturity 75 / 100
SEO15/15
Blog15/15
Pricing0/10
Reviews0/10
Socials10/10
Longevity5/10
Email Auth15/15
Site Depth10/10
Brand Assets5/5
unmeasured components: none
Performance · SEO · Accessibility66 · 92 · 90
Email authSPF · DKIM · DMARC p=reject
CDN––
HostingApache
Blogactive
Subdomains60
Security headersB
06

Record & location

HQ
5 mi10 miHQMap of Stellarcyber headquarters in San JoseHeadquartersBasemap © Esri, HERE, Garmin, OpenStreetMap contributors
Stellarcyber website snapshot
Website
Location
2590 N First St Ste 360, San Jose, CA 95131
Founded
2017
Staff
150 staff · national median 10
Languages
––
Annual revenue
$10M to $50M · range · exact estimate on the Signal plan
NAICS
54151, 513210
Also from
––
States served
––
07

People & hiring

5 tracked · 5 leaders
Staff by department
Engineering
55
Sales
22
Support
9
Marketing
8
Human Resources
5
Operations
4
Accounting
2
Consulting
2
Hiring
0job postings in 90 days
Job postings: ––
Careers page ↗
08

Recognition, news & about

public sources
Awards & rankings
––
Peer mentions in 90 days: 0 · BBB: ––
In the news
––
About

In their own wordsStellar Cyber is a cybersecurity company based in San Jose, California, founded in 2015. It specializes in an Open XDR (Extended Detection and Response) platform that integrates and automates security operations. The company serves over 14,000 customers globally, including one-third of the top 250 Managed Security Service Providers (MSSPs). Stellar Cyber's mission is to enhance network defense by providing complete visibility across an organization's attack surface through a unified, scalable platform. The company's flagship product, the Open XDR platform, consolidates various security functions into a single interface, enabling lean security teams to achieve efficient outcomes. Key components include AI-driven SIEM, Network Detection and Response (NDR), and Security Orchestration, Automation, and Response (SOAR). Stellar Cyber's innovative use of Multi-Layer AI™ allows for autonomous threat detection and response, significantly improving security operations metrics such as Mean Time to Detect (MTTD) and Mean Time to Respond (MTTR). With $102 million in funding and a strong patent portfolio, Stellar Cyber is well-positioned for continued growth and innovation in the cybersecurity landscape.

Leadership
5 leaders named
0 joined and 0 left in 90 days
Service areas
––
Partner badge
––
09

What they say about themselves

site quotations · unconfirmed
Response

“AI Architecture & Decision Engine Layered AI models powering real-time threat detection and response.”

up to three quotations per category
10

Frequently asked questions

reuses public facts · FAQ schema
Where is Stellarcyber located?

2590 N First St Ste 360, San Jose, CA 95131.

How many people work at Stellarcyber?

Stellarcyber has 150 staff.

What services does Stellarcyber offer?

SIEM, Ndr, XDR, Itdr, Ueba, Threat Intelligence, Incident Response, Threat Hunting.

How does Stellarcyber rank among IT providers in San Jose?

#43 of 187 observed providers in San Jose; #7,208 of 45,453 nationally.

Is Stellarcyber claimed on MSP Signal?

Not claimed.

Claimed · not shown (unclaimed) · Verified data · conditional on field sources · Registered entity · conditional on legal-entity nameLast observed Oct 28, 2026 · Citation: Stellarcyber company profile · https://mspsignal.com/msp/stellarcyber
Correct this recordClaim this company