Insights

Security integration ITR Systems specializes in access control, surveillance cameras, security alarms and 24-hour UL-listed monitoring, presenting an opportunity to upsell comprehensive security ecosystems for mid-sized commercial and institutional clients.

Unified clock & comms Their offerings include wired and wireless synchronized clock systems and intercom/sound systems, enabling cross-sell of timekeeping, paging, and emergency communication solutions to facilities with complex scheduling and safety requirements.

Construction & upgrades With a focus on on-time, professional installations in commercial and institutional markets, there is potential for project-based expansions during new builds, campus renovations, and multi-site deployments.

24/7 monitoring UL-listed alarm monitoring capability can be leveraged to target clients seeking high-reliability security services, offering premium service levels and potential recurring revenue through monitoring contracts.

Tech-enabled growth Mid-sized customer base with revenue in the lower-mid range signals an opportunity to introduce scalable security and analytics upgrades, maintenance plans, and managed services to increase wallet share among existing clients and win adjacent facilities.

ITR Systems Tech Stack

ITR Systems uses 8 technology products and services including Google Hosted Libraries, Open Graph, RSS, and more. Explore ITR Systems's tech stack below.

  • Google Hosted Libraries
    Content Delivery Network
  • Open Graph
    Content Management System
  • RSS
    Content Management System
  • Swiper
    Javascript Libraries
  • ReCaptcha v2 for Contact Form 7
    Web Platform Extensions
  • Cookie Information plugin
    Web Platform Extensions
  • Contact Form 7
    Web Platform Extensions
  • Nginx
    Web Servers

Media & News

ITR Systems's Email Address Formats

ITR Systems uses at least 1 format(s):
ITR Systems Email FormatsExamplePercentage
FLast@itr-systems.comJDoe@itr-systems.com
76%
First.Last@itr-systems.comJohn.Doe@itr-systems.com
18%
F.Last@itr-systems.comJ.Doe@itr-systems.com
6%

Frequently Asked Questions

What is ITR Systems's phone number?

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You can contact ITR Systems'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 ITR Systems's official website and social media links?

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ITR Systems's official website is itr-systems.com and has social profiles on LinkedIn.

What is ITR Systems's SIC code NAICS code?

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ITR Systems's SIC code is 7299 - Miscellaneous Personal Services, Not Elsewhere Classified NAICS code is 517 - Telecommunications.

How many employees does ITR Systems have currently?

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As of July 2026, ITR Systems has approximately 12 employees across 1 continents, including North America. Key team members include Owner: I. S.. Explore ITR Systems's employee directory with LeadIQ.

What industry does ITR Systems belong to?

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ITR Systems operates in the Telecommunications industry.

What technology does ITR Systems use?

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ITR Systems's tech stack includes Google Hosted LibrariesOpen GraphRSSSwiperReCaptcha v2 for Contact Form 7Cookie Information pluginContact Form 7Nginx.

What is ITR Systems's email format?

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ITR Systems's email format typically follows the pattern of FLast@itr-systems.com. Find more ITR Systems email formats with LeadIQ.

When was ITR Systems founded?

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ITR Systems was founded in 1965.
ITR Systems logo

ITR Systems

TelecommunicationsIllinois, United States11-50 Employees

ITR Systems operates in the telecommunications sector as a provider of integrated security and time-management solutions for commercial and institutional clients. Its offerings include access control, surveillance cameras, security alarms, automated time and attendance, wired and wireless clock systems, intercoms, and rescue assistance systems, installed and serviced by specially trained technicians. The company also provides 24-hour UL-listed alarm monitoring.

Based in Downers Grove, Illinois, it serves commercial and institutional markets and supports equipment from major manufacturers. In its market, ITR Systems is positioned as a focused installer and service partner for integrated security and time-management systems. Customers rely on dependable installation and ongoing support to meet safety and operational needs.

Section iconCompany Overview

Phone number
SIC Code
7299 - Miscellaneous Personal Services, Not Elsewhere Classified
NAICS Code
517 - Telecommunications
Founded
1965
Employees
11-50

Section iconMedia & News

Section iconFunding & Financials

  • $10M$25M

    ITR Systems's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    ITR Systems's revenue is estimated to be in the range of $10M$25M

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