Updated: May 31, 2026
Location and Projects
Address
330 Mahn Court, Oak Creek, WI, 53154
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Martin Systems Electrician
Martin Systems, 330 Mahn Ct, Oak Creek, WI (Employees: Cory J Peters, Cory Peters, and Jason Karnz) holds a Design Professional license and 4 other licenses according to the Milwaukee license board.
Their BuildZoom score of 107 ranks in the top 6% of 94,017 Wisconsin licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Martin Systems, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Martin Systems Contact Information
Phone Number: (920) 432-2169
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Address: 330 Mahn Court, Oak Creek, WI 53154
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Martin Systems Oak Creek
Quality
107
94th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Martin Systems has a BuildZoom score of 107, which places them above 94% of 94,017 contractors in Wisconsin.
Activity
|
9 projects
|
2025 |
|
20 projects
|
2024 |
|
9 projects
|
2023 |
Our building permit records indicate that Martin Systems has worked on at least
38.0 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.
Pricing
|
2 projects
|
< $5k |
|
13 projects
|
$5k-$20k |
|
15 projects
|
$20k-$50k |
|
3 projects
|
$50k-$100k |
The typical size of their permits is approximately $18,571. This graph shows the distribution of these job values.
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.
Cornerstone village - fire alarm
Valuation:
$45,853
Permit #:
ELEC-FA-25-00074
Status:
issued
Fee:
$5,133
Permit Type:
New system
Building Type:
N/A
(4b )- becher street multi family- 146 e. lincoln ave
Valuation:
N/A
Permit #:
COM-NEW-23-00109
Status:
issued
Fee:
$41,115
Permit Type:
N/A
Building Type:
N/A
Milwaukee hospital llc - fire alarm see dhs approval dqa-opri #13026-22503 dated 4/20/2023
Valuation:
$22,923
Permit #:
ELEC-FA-22-00276
Status:
complete
Fee:
$2,076
Permit Type:
New system
Building Type:
N/A
The corliss (bldg 3b) - fire alarm
Valuation:
$35,968
Permit #:
ELEC-FA-24-00175
Status:
issued
Fee:
$5,520
Permit Type:
New system
Building Type:
N/A
The corliss (bldg 1l) - fire alarm
Valuation:
$35,403
Permit #:
ELEC-FA-24-00174
Status:
issued
Fee:
$5,348
Permit Type:
New system
Building Type:
N/A
The corliss (bldg 8l) - fire alarm
Valuation:
$35,081
Permit #:
ELEC-FA-24-00173
Status:
issued
Fee:
$5,269
Permit Type:
New system
Building Type:
N/A
The corliss (bldg 6b) - fire alarm
Valuation:
$36,897
Permit #:
ELEC-FA-24-00171
Status:
issued
Fee:
$5,612
Permit Type:
New system
Building Type:
N/A
Seeds of health high school - fire alarm
Valuation:
$10,737
Permit #:
ELEC-FA-25-00016
Status:
complete
Fee:
$759
Permit Type:
Alteration
Building Type:
N/A
State of wisconsin dhs office facility - fire alarm
Valuation:
$15,305
Permit #:
ELEC-FA-22-00090
Status:
complete
Fee:
$1,775
Permit Type:
Alteration
Building Type:
N/A
Chapel garden apartments - fire alarm
Valuation:
$44,000
Permit #:
ELEC-FA-21-00246
Status:
complete
Fee:
$4,206
Permit Type:
New system
Building Type:
N/A
The corliss (bldg 2l) - fire alarm
Valuation:
$35,491
Permit #:
ELEC-FA-24-00170
Status:
issued
Fee:
$5,440
Permit Type:
New system
Building Type:
N/A
Riverwest apartments - fire alarm
Valuation:
$59,946
Permit #:
ELEC-FA-24-00045
Status:
complete
Fee:
$7,065
Permit Type:
New system
Building Type:
N/A
The corliss (bldg 7l) - fire alarm
Valuation:
$34,065
Permit #:
ELEC-FA-24-00169
Status:
issued
Fee:
$5,308
Permit Type:
New system
Building Type:
N/A
The corliss (bldg 5b) - fire alarm
Valuation:
$36,261
Permit #:
ELEC-FA-24-00168
Status:
issued
Fee:
$5,467
Permit Type:
New system
Building Type:
N/A
River house apts building. 4 (1855) - fire alarm
Valuation:
$43,441
Permit #:
ELEC-FA-24-00017
Status:
issued
Fee:
$7,596
Permit Type:
New system
Building Type:
N/A
River house apts building. 3 (1845) - fire alarm
Valuation:
$46,969
Permit #:
ELEC-FA-24-00014
Status:
issued
Fee:
$8,125
Permit Type:
New system
Building Type:
N/A
Star academy childcare center - fire alarm
Valuation:
$6,840
Permit #:
ELEC-FA-21-00250
Status:
complete
Fee:
$1,021
Permit Type:
Alteration
Building Type:
N/A
Hope prima school expansion - fire alarm
Valuation:
$44,946
Permit #:
ELEC-FA-23-00051
Status:
complete
Fee:
$4,301
Permit Type:
New system
Building Type:
N/A
The corliss (bldg 4b) - fire alarm
Valuation:
$32,822
Permit #:
ELEC-FA-24-00172
Status:
issued
Fee:
$5,071
Permit Type:
New system
Building Type:
N/A
Ghost kitchen - fire alarm
Valuation:
$10,873
Permit #:
ELEC-FA-21-00284
Status:
complete
Fee:
$1,323
Permit Type:
New system
Building Type:
N/A
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Martin Systems Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Martin Systems License info
Verified License
| License # | 2297-7E |
| Status | Active |
| City | Milwaukee |
| Type | Design Professional |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Martin Systems at the City of Milwaukee License Search.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 1149464 - EC |
| Status | Active |
| City | Wisconsin Rapids |
| Type | Electrical Contractor, Regular, False |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Martin Systems at the City of Wisconsin Rapids.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | S1149464 |
| Status | Active |
| City | Milwaukee |
| Type | Electrical |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Martin Systems at the City of Milwaukee License Search.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 1149464-EC |
| Status | Active |
| State | Wisconsin |
| Type | Electrical Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Martin Systems at the Wisconsin Department of Safety and Professional Services.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2175-7 |
| Status | Inactive |
| City | Milwaukee |
| Type | Design Professional |
- According to the City of Milwaukee License Search, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Martin Systems at the City of Milwaukee License Search.
This is a sample of licensing data; click here to access a complete history.
107
BuildZoom Score
Insured
| Insurer | Secura |
95
Permits
- Building permit records show that Martin Systems has worked on 95 permitted projects.
Martin Systems Employees
CP
Cory J Peters
CP
Cory Peters
JK
Jason Karnz