30-day change: –– · No changes detected in the last 180 days.
National rank#12,101of 45,453 · top 27%
FL#876of 3,279 · top 27%
Tampa#102of 313 · top 33%
Google 4.0★ (2)Organic ~144/moSecurity headers FHosting ApacheDomain 15 yrsNAICS 541512
MSP Signal ranks Castalia #12,101 of 45,453 IT service providers nationally. Castalia is an IT service provider in Tampa, FL, founded 2011, with 91 staff. It offers Cybersecurity, Intrusion Detection, Vulnerability Assessments.
Source: MSP Signal, Castalia company profile, Sep 27, 2026, https://mspsignal.com/msp/castalia
01
Score breakdown
5 pillars · weighted · 55.2 / 100
Reputation30%
67/100
Lifted by more Google reviews and a higher rating.
Presence25%
61/100
Lifted by a stronger website and public profiles.
Credibility20%
45/100
Lifted by a fuller record: services, credentials, pricing.
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 · 2 reviews
4.0
Listing: Castalia Systems · Service establishment · Maps ↗review velocity: 0 in the last 365 days
Distribution · listing sample of 2
01★
02★
13★
04★
15★
4–5★ 1 · 50.0% 3★ 1 · 50.0% 1–2★ 0 · 0.0%, not the same population as the 2 reviews
What reviewers mention
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Listings
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Sentiment––
Hours––
Other sources · BBB: –– · Facebook rating: ––
From their Google profile
Castalia Systems provides a wide-range of Cyber Security, Information Technology and Intelligence Analysis expertise to Federal Government customers. From analysts supporting hard targets and providing tactical intelligence to large scale system and data migration to a cloud environment to providing defensive cyber operations - everything we do is leading edge and mission critical.
04
Services and offer
from their site
Cybersecurity
IIntrusion Detection
VVulnerability Assessments
NNetwork Defense
TThreat Analysis
IIT Modernization
CCloud migration
BBig Data
GGeospatial Analysis
IIntelligence Analysis
Industries
GovernmentDefenseIntelligence
Availability
No 24/7 claim on their site
Guarantees
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Compliance
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Works with
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Partners
Microsoft
05
Web & search
MSPSIG.RPT search scan · technical record
Organic visits~144/ month est.
Domain authority–/ 100
Top keywords · position
Organic keywords, top keywords, backlinks, referring domains and paid search: Signal plan. Owners see their own.
“Apply for Employment We bring years of experience providing a wide range of services and solutions in support of mission critical needs.”
“Our experience and relationships allow us to leverage years of intelligence and national security experience to bring innovative and relevant ideas to the Intelligence Community.”
Certification
“Many of our long-time clients agree that our strongest asset is our team of Certified and Capable professionals.”
“Our strongest asset is our certified highly skilled professionals.”
up to three quotations per category
10
Frequently asked questions
reuses public facts · FAQ schema
Where is Castalia located?
1000 S Harbour Island Blvd.
How many people work at Castalia?
Castalia has 91 staff.
What services does Castalia offer?
Cybersecurity, Intrusion Detection, Vulnerability Assessments, Network Defense, Threat Analysis, IT Modernization, Cloud migration, Big Data, Geospatial Analysis, Intelligence Analysis.
How does Castalia rank among IT providers in Tampa?
#102 of 313 observed providers in Tampa; #12,101 of 45,453 nationally.
Is Castalia claimed on MSP Signal?
Not claimed.
Claimed · not shown (unclaimed) · Verified data · conditional on field sources · Registered entity · conditional on legal-entity nameLast observed Sep 27, 2026 · Citation: Castalia company profile · https://mspsignal.com/msp/castalia
