Insights

Strategic Acquisitions CompuSystems' recent acquisition of EventsPass and partnerships with Data Vault Holdings and Adio demonstrate a commitment to expanding its SaaS and proximity-based technology offerings, presenting opportunities to target integrated ticketing and event engagement solutions.

Growing Market Presence With substantial growth in their workforce and ongoing participation in high-profile industry events like PRINTING United Expo and National Public Lands Day, CompuSystems is positioning itself as a key player in the event services industry, suggesting opportunities for complementary service providers to collaborate.

Technological Innovation The company's focus on enhancing digital access through products like the M3 Expo Wallet and advanced proximity technology indicates a readiness to adopt new digital engagement tools, making them receptive to innovative solutions in mobile event apps, data analytics, and lead retrieval.

Financial Stability With estimated revenues between 50 and 100 million dollars and a robust client base in the trade show industry, there is potential to propose scalable, enterprise-level solutions that align with their significant financial capacity and growth trajectory.

Industry Focus As a long-established contractor in the event registration sector with a strong emphasis on client relationships and quality, CompuSystems offers a strategic opportunity to introduce premium services such as advanced registration analytics, attendee management systems, and customized event technology solutions.

Similar companies to Event Citadel (formerly CompuSystems)

Event Citadel (formerly CompuSystems) Tech Stack

Event Citadel (formerly CompuSystems) uses 8 technology products and services including WordPress, Joomla, Font Awesome, and more. Explore Event Citadel (formerly CompuSystems)'s tech stack below.

  • WordPress
    Content Management System
  • Joomla
    Content Management System
  • Font Awesome
    Font Scripts
  • JSON-LD
    Javascript Frameworks
  • Mailcheck
    Javascript Libraries
  • LinkedIn
    Online Community Software
  • MonsterInsights
    Web Platform Extensions
  • Facebook
    Widgets

Media & News

Event Citadel (formerly CompuSystems)'s Email Address Formats

Event Citadel (formerly CompuSystems) uses at least 2 format(s):
Event Citadel (formerly CompuSystems) Email FormatsExamplePercentage
First.Last@compusystems.comJohn.Doe@compusystems.com
64%
FirstLast@compusystems.comJohnDoe@compusystems.com
22%
FirstL@compusystems.comJohnD@compusystems.com
9%
FLast@compusystems.comJDoe@compusystems.com
5%
First.Last@csireg.comJohn.Doe@csireg.com
77%
Last@csireg.comDoe@csireg.com
18%
Fir.Last@csireg.comJoh.Doe@csireg.com
5%

Frequently Asked Questions

What is Event Citadel (formerly CompuSystems)'s phone number?

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You can contact Event Citadel (formerly CompuSystems)'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 Event Citadel (formerly CompuSystems)'s official website and social media links?

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Event Citadel (formerly CompuSystems)'s official website is compusystems.com and has social profiles on LinkedIn.

What is Event Citadel (formerly CompuSystems)'s SIC code NAICS code?

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Event Citadel (formerly CompuSystems)'s SIC code is 7389 - Business Services, Not Elsewhere Classified NAICS code is 56192 - Convention and Trade Show Organizers.

How many employees does Event Citadel (formerly CompuSystems) have currently?

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As of December 2025, Event Citadel (formerly CompuSystems) has approximately 210 employees across 5 continents, including North AmericaAsiaSouth America. Key team members include Cio & Vp Of Information Technology: E. D.Chief Financial Officer: C. F.Chief Financial Officer: C. F.. Explore Event Citadel (formerly CompuSystems)'s employee directory with LeadIQ.

What industry does Event Citadel (formerly CompuSystems) belong to?

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Event Citadel (formerly CompuSystems) operates in the Events Services industry.

What technology does Event Citadel (formerly CompuSystems) use?

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Event Citadel (formerly CompuSystems)'s tech stack includes WordPressJoomlaFont AwesomeJSON-LDMailcheckLinkedInMonsterInsightsFacebook.

What is Event Citadel (formerly CompuSystems)'s email format?

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Event Citadel (formerly CompuSystems)'s email format typically follows the pattern of First.Last@compusystems.com. Find more Event Citadel (formerly CompuSystems) email formats with LeadIQ.

When was Event Citadel (formerly CompuSystems) founded?

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Event Citadel (formerly CompuSystems) was founded in 1976.

Event Citadel (formerly CompuSystems)

Events ServicesIllinois, United States201-500 Employees

CompuSystems, Inc. is a full-service event registration contractor capable of providing a broad range of client services. We tailor our system to meet the specific needs of the client, creating an ecosystem that fosters the buyer and seller relationship.

Our goal is to establish long lasting relationships with our clients based on trust, a shared success and a commitment to quality. To meet these goals, CompuSystems is dedicated to making investments in quality products and services to support you now and in the future.

CompuSystems was founded in 1976 and has enjoyed many years as a major registration service contractor for the convention trade show industry. We service clients from a corporate office and centralized data center in Downers Grove, Illinois. Our brand new facility boasts over 31,000 square feet of office, production and warehouse space. Our state-of-the-art facility has been designed to foster collaboration and agile development.  The new building also features a workout facility, deli, outdoor patio and an abundance of local dining options. Additionally, CompuSystems employs approximately 220 people and continues to enjoy substantial growth of a talented workforce.

Section iconCompany Overview

Phone number
SIC Code
7389 - Business Services, Not Elsewhere Classified
NAICS Code
56192 - Convention and Trade Show Organizers
Founded
1976
Employees
201-500

Section iconFunding & Financials

  • $50M$100M

    Event Citadel (formerly CompuSystems)'s revenue is estimated to be in the range of $50M$100M

Section iconFunding & Financials

  • $50M$100M

    Event Citadel (formerly CompuSystems)'s revenue is estimated to be in the range of $50M$100M

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