Updated: May 26, 2026
Location and Projects
Address
155 Greenleaf Street, Gurnee, IL, 60031
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Tech Systems Electrician
Tech Systems Inc, 155 Greenleaf St, Gurnee, IL holds a Electrical license and 2 other licenses according to the Cook County license board.
Their BuildZoom score of 102 ranks in the top 11% of 65,686 Illinois licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Tech Systems Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Tech Systems Inc Contact Information
Phone Number: (847) 336-9700
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Address: 155 Greenleaf Street, Gurnee, IL 60031
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Tech Systems Inc Gurnee
Quality
102
89th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Tech Systems Inc has a BuildZoom score of 102, which places them above 89% of 65,686 contractors in Illinois.
Activity
|
1 project
|
2025 |
|
5 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Tech Systems Inc has worked on at least
9.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
3 projects
|
Commercial Renovations |
Analyzing permits over the last 4 years shows that Tech Systems Inc mostly works on
commercial renovation
projects.
Pricing
|
2 projects
|
$1mil+ |
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Sfd- new single family home digital plans submitted- user in munis need to deactivate and reactivate new address..fee out closer to finl inspections to avoid double charge * ** 1st extension request valid until 2/8/2025 (free) ***
Valuation:
$1,500,000
Permit #:
FARN-23-01043
Status:
issued
Fee:
$250
Permit Type:
N/A
Building Type:
N/A
Fire alarm- new single family dwelling ****first extenstion exp (11-3-2023) free****
Valuation:
$2,898,000
Permit #:
FARN-21-00930
Status:
final
Fee:
$250
Permit Type:
N/A
Building Type:
N/A
Extend building fire alarm system to include 966 tenant space mcelroy furs
Valuation:
N/A
Permit #:
PFLF24-0009
Status:
issued
Fee:
$105
Permit Type:
Fire alarm
Building Type:
N/A
Addition strobe
Valuation:
N/A
Permit #:
PFLF25-0006
Status:
approved
Fee:
N/A
Permit Type:
Fire alarm
Building Type:
N/A
: tenant expansion & remodel - advanced fertility management llc
Valuation:
N/A
Permit #:
23-1065-TNTFN
Status:
final
Fee:
$2,639
Permit Type:
N/A
Building Type:
Building use group
: tenant finish - java sweets llc dba mochinut
Valuation:
N/A
Permit #:
23-0642-TNTFN
Status:
final
Fee:
$1,642
Permit Type:
N/A
Building Type:
Building use group
Addition fire alarm to restaurant expansion area torino ramen
Valuation:
$4,178
Permit #:
106272
Status:
issued
Fee:
$45
Permit Type:
N/A
Building Type:
N/A
Addition fire alarm to restaurant expansion area torino ramen
Valuation:
$4,178
Permit #:
106271
Status:
issued
Fee:
$85
Permit Type:
N/A
Building Type:
N/A
: tenant finish - lava smoke shop new water meter
Valuation:
N/A
Permit #:
22-2585-TNTFN
Status:
triage
Fee:
$2,178
Permit Type:
N/A
Building Type:
Building use group
314 - 324 leonard wood s - upgrade fire alarm system to addressable owner: calvary barracks east cond. assoc ** requested association docs**
Valuation:
N/A
Permit #:
FATA-21-00805
Status:
issued
Fee:
$175
Permit Type:
N/A
Building Type:
N/A
Fire alarm for ichi units 8 and 9 c
Valuation:
$2,500
Permit #:
123164
Status:
issued
Fee:
$45
Permit Type:
N/A
Building Type:
N/A
Fire alarm for ichi units 8 and 9 c
Valuation:
$2,500
Permit #:
123163
Status:
issued
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Fire alarm
Valuation:
$4,200
Permit #:
MU4079
Status:
issued
Fee:
$305
Permit Type:
N/A
Building Type:
N/A
Interior remodel - unit i - nails talk massage & nail spa - fire alarm alter actual issue date 2/21/13
Valuation:
N/A
Permit #:
FATA-13-00348
Status:
final
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
Remodel - unit #230 sole 2 sole interior actual issue date 6/27/13
Valuation:
$65,000
Permit #:
FATA-13-00364
Status:
final
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
Remodel - basement room north suburban fine arts actual issue date 11/19/13
Valuation:
$13,000
Permit #:
FATA-13-00391
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New fire alarm owner: bartosz surovka; 773-761-3222
Valuation:
N/A
Permit #:
FARN-21-00938
Status:
final
Fee:
$250
Permit Type:
N/A
Building Type:
N/A
Remodel - commercial unit bathroom actual issue date 10/28/13
Valuation:
$24,000
Permit #:
BCIH-13-00800
Status:
final
Fee:
$440
Permit Type:
N/A
Building Type:
N/A
Fire alarm system replacement
Valuation:
N/A
Permit #:
13FALM-0097
Status:
complete
Fee:
$705
Permit Type:
N/A
Building Type:
N/A
New single family dwelling - fire alarm actual issue date 3/19/14
Valuation:
N/A
Permit #:
FARN-13-00652
Status:
final
Fee:
$250
Permit Type:
N/A
Building Type:
N/A
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Tech Systems Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Tech Systems Inc License info
Verified License
| Status | Active |
| County | Cook County |
| Type | Electrical |
| Date Issued | 02-21-2026 |
- BuildZoom verified this license was active as of May 2026.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| Town | Palatine |
| Type | Fire Alr |
- When BuildZoom last verified this license, it had an expiration date of December, 2021. Check the current license status of Tech Systems Inc with the Village of Palatine Registered Contractors
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 127000462 |
| Status | Active |
| State | Illinois |
| Type | Alarm Contractor Agency |
- When BuildZoom last verified this license, it had an expiration date of August, 2017. Check the current license status of Tech Systems Inc with the Illinois Department of Financial & Professional Regulation
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
46
Permits
- Building permit records show that Tech Systems Inc has worked on 46 permitted projects.
Tech Systems Inc Employees
TI
Tech Systems Inc
Owner