Insights

Expanding Geographies Sentinel Technologies' broad geographic presence across multiple states including Illinois, Michigan, Arizona, and Colorado offers opportunities to tailor IT solutions for regional market needs and expand services in new local markets.

Award-Winning Innovation Recognitions such as the Pinnacle Award and Managed Service Provider of the Year highlight Sentinel’s strong reputation for innovation and excellence, making it a trusted partner for organizations seeking cutting-edge IT solutions.

Diverse Technology Partnerships Collaborations with global technology leaders like Cisco, Microsoft, Dell EMC, and VMware demonstrate Sentinel’s capability to deliver comprehensive, integrated IT services, opening doors for upselling and cross-selling advanced solutions.

Growth & Market Presence With revenue estimates between one and ten billion dollars and a robust workforce of up to 1,000 employees, Sentinel is positioned as a key player in the IT services market, providing opportunities for enterprise-level managed services and consulting engagements.

Community Engagement & Reputation Sentinel’s active community involvement, as evidenced by participation in events like the Heart Walk, enhances brand visibility and provides a platform to promote IT solutions aligned with corporate social responsibility and employee engagement efforts.

Sentinel Technologies Tech Stack

Sentinel Technologies uses 8 technology products and services including iCIMS, Adobe, Cisco VoIP, and more. Explore Sentinel Technologies's tech stack below.

  • iCIMS
    Applicant Tracking Systems
  • Adobe
    Audio, Video, Graphics
  • Cisco VoIP
    Communication And Collaboration
  • Kronos
    Human Resource Management System
  • Google Cloud
    Infrastructure As A Service
  • Splunk
    Miscellaneous
  • Python
    Programming Languages
  • Microsoft Dynamics 365 Business Central
    Sales

Media & News

Sentinel Technologies's Email Address Formats

Sentinel Technologies uses at least 1 format(s):
Sentinel Technologies Email FormatsExamplePercentage
FLast@sentinel.comJDoe@sentinel.com
90%
LFirst@sentinel.comDJohn@sentinel.com
4%
Last@sentinel.comDoe@sentinel.com
3%
FiLast@sentinel.comJoDoe@sentinel.com
3%

Frequently Asked Questions

What is Sentinel Technologies's phone number?

Minus sign iconPlus sign icon
You can contact Sentinel Technologies's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Sentinel Technologies's official website and social media links?

Minus sign iconPlus sign icon
Sentinel Technologies's official website is sentinel.com and has social profiles on LinkedIn.

What is Sentinel Technologies's NAICS code?

Minus sign iconPlus sign icon
Sentinel Technologies's NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does Sentinel Technologies have currently?

Minus sign iconPlus sign icon
As of December 2025, Sentinel Technologies has approximately 782 employees across 6 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer: I. T.Chief Operations Officer: B. F.Vice President Of Sales Operations - U.S. East: D. J.. Explore Sentinel Technologies's employee directory with LeadIQ.

What industry does Sentinel Technologies belong to?

Minus sign iconPlus sign icon
Sentinel Technologies operates in the IT Services and IT Consulting industry.

What technology does Sentinel Technologies use?

Minus sign iconPlus sign icon
Sentinel Technologies's tech stack includes iCIMSAdobeCisco VoIPKronosGoogle CloudSplunkPythonMicrosoft Dynamics 365 Business Central.

What is Sentinel Technologies's email format?

Minus sign iconPlus sign icon
Sentinel Technologies's email format typically follows the pattern of FLast@sentinel.com. Find more Sentinel Technologies email formats with LeadIQ.

When was Sentinel Technologies founded?

Minus sign iconPlus sign icon
Sentinel Technologies was founded in 1982.

Sentinel Technologies

IT Services and IT ConsultingIllinois, United States501-1000 Employees

When it comes to achieving a tangible ROI and sustainable performance from your IT environment, Sentinel takes the lead. Even as our services have spanned generations of technology, Sentinel has stayed at the forefront of IT developments and maintained a singular focus on providing practical and innovative solutions. With single-source accountability, Sentinel processes and teams can efficiently address a range of IT needs – from communications, to data center, to cloud and managed services. Our proven success has allowed us to expand from our original charter of providing technology maintenance services to our current standing as one of the leading IT services and solutions provider in the U.S. By aligning with many of today’s global technology leaders including Cisco, Microsoft, Dell EMC, NetApp and VMware, Sentinel solutions achieve tangible results.

Sentinel services customers both nationally and internationally with operating centers in Downers Grove, IL; Chicago, IL; Springfield, IL; Detroit, MI; Grand Rapids, MI; Lansing, MI; Milwaukee, WI; Phoenix, AZ; and Denver, CO. Since 1982, opportunities at Sentinel have been created by achieving consistent growth in our core business coupled with expanded geographic reach and the rapid adoption of cutting edge technology. Our commitment to our employees has remained consistent through the years-to create a work environment that encourages creativity, an entrepreneurial spirit, fosters growth through certification and hands-on training, and rewards success! 

Ranked #7 in the Chicago Tribune Top 100 workplaces, midsize business category.

Section iconCompany Overview

Phone number
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
1982
Employees
501-1000

Section iconFunding & Financials

  • $1B$10B

    Sentinel Technologies's revenue is estimated to be in the range of $1B$10B

Section iconFunding & Financials

  • $1B$10B

    Sentinel Technologies's revenue is estimated to be in the range of $1B$10B

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.