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Products & Services
About Intercom
Intercom is a company based in Glen Ellyn, Illinois, United States, operating in Office service, employing 21-50 people, reporting $1M-$5M in annual revenue and classified under Investigation and Security Services.
Its primary NAICS classification is 561621 (Security Systems Services (except Locksmiths)). Intercom is one of 508,039 Industrial & mechanical companies listed in Illinois.
Business Contact Information
- Phone
- +1 (630) 5340210
- Address
- 405 Pennsylvania Ave, Glen Ellyn, Illinois, 60137, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 56Administrative and Support and Waste Management and Remediation Services
- 5616Investigation and Security Services
- 561621Security Systems Services (except Locksmiths)
SIC Codes
- 73Business Services
- 738Miscellaneous Business Services
- 7382Security Systems Services (Except Locksmiths)
Company Details
- Employees
- 29 (21-50)
- Annual Revenue
- $1.0M ($1M-$5M)
Intercom: frequently asked questions
What does Intercom do?
Intercom is a company based in Glen Ellyn, Illinois, United States, operating in Office service, employing 21-50 people, reporting $1M-$5M in annual revenue and classified under Investigation and Security Services.
Where is Intercom located?
Intercom is headquartered at 405 Pennsylvania Ave, Glen Ellyn, Illinois, 60137, United States.
How many employees does Intercom have?
Intercom has about 29 employees (the 21-50 range).
What is Intercom's annual revenue?
Intercom's annual revenue is estimated at $1.0M (the $1M-$5M range).
What industry is Intercom in?
Intercom is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 561621 (Security Systems Services (except Locksmiths)).
How can I contact Intercom?
Its phone number is +1 (630) 5340210.
Largest companies in Illinois
Largest industrial & mechanical companies
Manufacturing sales in Illinois, 2026
In Illinois, Factur's 2026 study counted 74 manufacturing quotes worth $11.8M and 14 purchase orders over 12 months: 19% of quotes became orders, against 21% nationally. See the Illinois data.
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