First Security Systems Inc
Utilities · Naperville, Illinois
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Products & Services
About First Security Systems Inc
First Security Systems is a leading provider of customized technology solutions in fire detection/security, health care communications, and instructional technology.
Its primary NAICS classification is 238210 (Electrical Contractors and Other Wiring Installation Contractors). First Security Systems Inc is one of 1,843,395 companies listed in Illinois.
Business Contact Information
- Phone
- +1 (630) 9615900
- Fax
- +XXX (630) 9619540
- Website
- www.first-sec.com
- Address
- 1811 High Grove Ln, Naperville, Illinois, 60540, United States
Industry & Classification
- Industry
- Utilities
- Sector
- Utilities
- Segment
- Electric Utilities
NAICS Codes
- 23Construction
- 2382Building Equipment Contractors
- 238210Electrical Contractors and Other Wiring Installation Contractors
SIC Codes
- 17Construction Special Trade Contractors
- 173Electrical Work
- 1731Security Systems Services (Except Locksmiths)
Company Details
- Employees
- 40 (21-50)
- Annual Revenue
- $8.8M ($5M-$10M)
First Security Systems Inc: frequently asked questions
What does First Security Systems Inc do?
First Security Systems is a leading provider of customized technology solutions in fire detection/security, health care communications, and instructional technology.
Where is First Security Systems Inc located?
First Security Systems Inc is headquartered at 1811 High Grove Ln, Naperville, Illinois, 60540, United States.
How many employees does First Security Systems Inc have?
First Security Systems Inc has about 40 employees (the 21-50 range).
What is First Security Systems Inc's annual revenue?
First Security Systems Inc's annual revenue is estimated at $8.8M (the $5M-$10M range).
What industry is First Security Systems Inc in?
First Security Systems Inc is in the Utilities / Utilities industry, and its primary NAICS code is 238210 (Electrical Contractors and Other Wiring Installation Contractors).
How can I contact First Security Systems Inc?
Its website is www.first-sec.com and its phone number is +1 (630) 9615900.
Largest companies in Illinois
Largest utilities 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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