Company record · observed Oct 3, 2026 · confidence 0.83

UnclaimedManaged service providerFounded 1982806 staffLocal

Sentinel TechnologiesIT service provider profile · Downers Grove, IL

Always Leading

Downers Grove, IL · localsentinel.com ↗(630) 769-4343

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

Watch this company Compare Claim this company

MSP score · confidence 0.83

30-day change: not observed · No changes detected in the last 180 days.

National rank#392of 46,016 · top 1%

IL#19of 1,725 · top 2%

Downers Grove#1of 23 · top 5%

Badges

Claim this company to download your badges ▸

Google 4.5★ (37)Domain 34 yrsNAICS 513210

MSP Signal ranks Sentinel Technologies #392 of 46,016 IT service providers nationally. Sentinel Technologies is a managed service provider in Downers Grove, IL, founded 1982, with 806 staff.

Source: MSP Signal, Sentinel Technologies company profile, Oct 3, 2026, https://mspsignal.com/msp/sentinel-technologies

Score breakdown

5 pillars · weighted · 75.6 / 100

Local median overlay: not observed · how the score works

Weighted contribution · how 75.6 is builtscore × weight = points

75.6of 100 · 24.4 unearned

0255075100

PillarScore / 100WeightPoints

Reputation

×30%22.6

Presence

×25%22.0

Credibility

×20%16.0

Scale

×15%15.0

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

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

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

Reputation

Google · 37 reviews

4.5

Listing: Sentinel Technologies Inc · Software company · Maps ↗review velocity: 3 in the last 365 days

Distribution · listing sample of 37

1★

2★

3★

4★

5★

4–5★ 33 · 89.2% 3★ 0 · 0.0% 1–2★ 4 · 10.8%, not the same population as the 37 reviews

What reviewers mention

not observed

Listings

not observed

Sentimentnot observed

HoursMon–Fri 8:30 AM to 5 PM · Sat–Sun closed

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

Services and offer

from their site

Services: not observed

Industries

not observed

Availability

No 24/7 claim on their site

Guarantees

not observed

Compliance

not observed

Works with

not observed

Partners

Cisco · Legacy Gold IntegratorVeeam · Platinum Value-Added ResellerAWS · SelectMicrosoft · Solutions Partner

Certifications

AWS Certified AI PractitionerAWS Certified Cloud PractitionerAWS Certified Developer AssociateAWS Certified Solutions Architect AssociateVeeam Certified Architect Vmce AVeeam Certified Engineer VmceVeeam Sales Professional VmspVeeam Technical Sales Professional Vmtsp

Web & search

MSPSIG.RPT search scan · technical record

Organic visits–/ month est.

Domain authority36/ 100

Top keywords · position

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

Website technology

Microsoft Office 365

▸ Open technical record · web maturity 83 / 100

Pricing0/10

Reviews10/10

Socials10/10

Longevity10/10

Email Auth15/15

Brand Assets5/5

unmeasured components: seo, site_depth, blog

Performance · SEO · Accessibility63 · 85 · 80

Email authSPF · DKIM · DMARC p=reject

CDNnot observed

Hostingnot observed

Blognot observed

Subdomains60

Security headersnot observed

Record & location

HeadquartersBasemap © Esri, HERE, Garmin, OpenStreetMap contributors

Sentinel Technologies website snapshot — Website

Location

2550 Warrenville Rd, Downers Grove, IL 60515

Founded

1982

Staff

806 staff · national median 10

Languages

not observed

Annual revenue

$100M to $250M · range · exact estimate on the Signal plan

NAICS

513210, 541512

Also from

not observed

States served

not observed

Headcount change

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

People & hiring

209 tracked · 22 leaders

Staff by department

Entrepreneurship

Hiring · 44 open roles

33job postings in 90 days

AI Intern

Downers Grove, IL · Oct 6, 2026

IT Intern

Downers Grove, IL · Oct 6, 2026

Network Operations Internship

Downers Grove, IL · Oct 6, 2026

Recognition, news & about

public sources

Awards & rankings

CRN MSP 500

9 listings · most recent 2026, Security 100 · list ↗

CRN Solution Provider 500

12 listings · most recent 2026, #112 · list ↗

Peer mentions in 90 days: 0 · BBB: not observed

In the news

not observed

About

In their own wordsSentinel Technologies is a national leader in IT, cloud, and cybersecurity solutions, based in Downers Grove, Illinois. Founded in 1982, the company has over 40 years of experience in providing customized IT services to organizations of all sizes across various sectors. With approximately 604 employees and an annual revenue of about $248.6 million, Sentinel is recognized as a Great Place to Work. The company offers a comprehensive range of technology services, including cloud solutions, cybersecurity, unified communications, application development, managed services, infrastructure support, and digital transformation. Sentinel partners with leading technology vendors like Citrix, Fortinet, and Palo Alto Networks to deliver effective solutions. Their services are designed to help businesses scale operations, modernize technology environments, and enhance overall efficiency and sustainability.

MSPSIG.MEMO · summary from public sourcesSentinel Technologies commands the second position among roughly ten managed service providers in Downers Grove, serving clients across Illinois and beyond. Operating for about 35 years with a team exceeding 250 people, the firm ranks in the top 9 percent nationally, a standing earned through sustained attention to infrastructure management, security, and compliance work across diverse sectors.

Leadership

22 leaders named · names and titles on the Signal plan

Service areas

not observed

Partner badge

not observed

What they say about themselves

site quotations · unconfirmed

Site quotations: not observedup to three quotations per category

Frequently asked questions

reuses public facts · FAQ schema

Where is Sentinel Technologies located?

2550 Warrenville Rd, Downers Grove, IL 60515.

How many people work at Sentinel Technologies?

Sentinel Technologies has 806 staff.

How does Sentinel Technologies rank among IT providers in Downers Grove?

#1 of 23 observed providers in Downers Grove; #392 of 46,016 nationally.

Is Sentinel Technologies 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 3, 2026 · Citation: Sentinel Technologies company profile · https://mspsignal.com/msp/sentinel-technologies

Correct this record Claim this company