Company record · observed Oct 8, 2026 · confidence 0.67

UnclaimedManaged service providerFounded 20011 staffLocal

C3SD Inc.IT service provider profile · Carlsbad, CA

Carlsbad, CA · localc3sd.com ↗(858) 337-7722

Ownership: IndependentPublic: NoTicker: not observedAcquisition: not observedClosed: not observed

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MSP score · confidence 0.67

30-day change: not observed · 1 of 4 change types in 180 days

National rank#15,056of 46,016 · top 33%

CA#1,699of 4,737 · top 36%

Carlsbad#20of 43 · top 47%

Organic ~26/moSecurity headers DDomain 23 yrs

MSP Signal ranks C3SD Inc. #15,056 of 46,016 IT service providers nationally. C3SD Inc. is a managed service provider in Carlsbad, CA, founded 2001, with 1 staff. It offers Backup and disaster recovery, Cybersecurity, VoIP and UCaaS.

Source: MSP Signal, C3SD Inc. company profile, Oct 8, 2026, https://mspsignal.com/msp/c3sd

Score breakdown

5 pillars · weighted · 52.7 / 100

Local median overlay: not observed · how the score works

Weighted contribution · how 52.7 is builtscore × weight = points

52.7of 100 · 47.3 unearned

0255075100

PillarScore / 100WeightPoints

Reputation

×30%20.2

Presence

×25%19.4

Credibility

×20%9.0

Scale

×15%1.7

Momentum

×10%2.5

▲ Scale 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 d1 / 4momentum 25

Local rivals · 25 mihow chosen

209 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

Signal feed

1 events · 26 wks ending Sep 5, 2026

Activity · returned samplelatest week: 1 event

Counts the returned sample; empty weeks do not prove complete monitoring coverage.

Sep 5, 2026

SEO MovementOrganic Traffic: 9 to 26

large

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

Reputation

Google · 0 reviews

–

Listing: C3SD Inc. | Carlsbad Computer Consulting · Information services · Maps ↗review velocity: 0 in the last 365 days

Star distribution: not observed

What reviewers mention

not observed

Listings

not observed

Sentimentnot observed

HoursMon–Thu 8 AM to 6 PM · Fri 8 AM to 2 PM · Sat–Sun closed

Other sources · BBB: not observed · Facebook rating: not observed

From their Google profile

C3SD Inc. provides IT consulting and outsourcing for businesses in the Sand Diego and surrounding region.

Services and offer

from their site

Backup and disaster recovery

Cybersecurity

VVoIP and UCaaS

Industries

Healthcare

Availability

No 24/7 claim on their site

Guarantees

Unlimited IT support, delivered quickly and reliably 24/7/365

Compliance

not observed

Works with

not observed

Partners

not observed

Web & search

MSPSIG.RPT search scan · technical record

Organic visits~26/ month est.

Domain authority–/ 100

Top keywords · position

Organic keywords, top keywords, backlinks, referring domains and paid search: Signal plan. Owners see their own.

Website technology

AIAppriverBabelBugherdCaptchaCloudflareElementorFont AwesomeGoogle AnalyticsGoogle Analytics 4Google MapsGoogle Tag Manager

▸ Open technical record · web maturity 75 / 100

SEO15/15

Blog15/15

Pricing0/10

Reviews0/10

Socials5/10

Longevity10/10

Email Auth15/15

Site Depth10/10

Brand Assets5/5

unmeasured components: none

Performance · SEO · Accessibility55 · 100 · 92

Email authSPF · DMARC p=reject

CDNCloudflare

Hostingnot observed

Blogactive Syndicated

Subdomains6

Security headersD

Record & location

HeadquartersBasemap © Esri, HERE, Garmin, OpenStreetMap contributors

Location

3129 Tiger Run Ct, Carlsbad, CA 92010

Founded

2001

Staff

1 staff · national median 10

Languages

not observed

Annual revenue

$1M to $10M · range · exact estimate on the Signal plan

NAICS

not observed

Also from

not observed

States served

not observed

Headcount change

Steady · 6, 12 and 24 month figures on the Signal plan

People & hiring

0 tracked · 0 leaders

Staff by department

not observed

Hiring

0job postings in 90 days

Job postings: not observed

Recognition, news & about

public sources

Awards & rankings

not observed

Peer mentions in 90 days: not observed · BBB: not observed

In the news

not observed

Aboutnot observed

Leadership

not observed

0 joined and 0 left in 90 days

names, titles and people moves on the Signal plan

Service areas

not observed

Partner badge

not observed

What they say about themselves

site quotations · unconfirmed

Response

“With over 20 years of extensive experience under our belt, we have built a solid reputation for our fast-response and always-available tech support, cutting-edge solutions, and customer-oriented performance.”

Longevity

“Our experienced team has been providing exceptional IT solutions and support for over 20 years, earning us the loyalty and repeat business of many long-term clients.”

“Reasons Why San Diego Businesses Trust C3SD Reliable IT Partner We’ve been in the business for over 20 years and we’re still driven by the same passion to deliver excellence in all of our IT services.”

Compliance

“Trusted IT Advisor From cybersecurity to HIPAA compliance, our team of experts will help you get more work done in a shorter period of time.”

Certification

“You’ll benefit from swift technology support and customized technology solutions delivered by highly certified industry professionals who are dedicated to maintaining the peak performance of your technology.”

up to three quotations per category

Frequently asked questions

reuses public facts · FAQ schema

Where is C3SD Inc. located?

3129 Tiger Run Ct, Carlsbad, CA 92010.

How many people work at C3SD Inc.?

C3SD Inc. has 1 staff.

What services does C3SD Inc. offer?

Backup and disaster recovery, Cybersecurity, VoIP and UCaaS.

How does C3SD Inc. rank among IT providers in Carlsbad?

#20 of 43 observed providers in Carlsbad; #15,056 of 46,016 nationally.

Is C3SD Inc. 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 8, 2026 · Citation: C3SD Inc. company profile · https://mspsignal.com/msp/c3sd

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