Updated: Sep 30, 2025
Location and Projects
Address
46777 7 Mile Road, Northville, MI, 48167
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Metro Alarm Systems Construction
Metro Alarm Systems, 46777-7 Mile Rd, Northville Twp, MI (Owned by: Mark Costyn) holds a Electrical Fire Alarm Contractor license and 2 other licenses according to the Michigan license board.
Their BuildZoom score of 106 ranks in the top 7% of 167,179 Michigan licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Metro Alarm Systems, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Metro Alarm Systems Services
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Metro Alarm Systems Contact Information
Phone Number: (734) 326-7266
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Address: 46777 7 Mile Road, Northville Twp, MI 48167
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Install fire montoring system for new fire pump room: create a white box for tenant. construction of a 23 000 sq ft addition and a complete facade tear-off and remodel of the entire center
Valuation:
N/A
Permit #:
PELE2025-01549
Status:
issued
Fee:
$235
Permit Type:
N/A
Building Type:
N/A
Install fire alarm - fire suppression monitoring system. new apartment in an 8 unit building building #13 new 1 story apartment unit in a 8 unit apartment building on a slab foundation front covered porch rear concrete patio insulation: r19 in walls r38 in attic r10 2 in floor (rem/rate)
Valuation:
N/A
Permit #:
PELE2023-02430
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Install fire alarm - fire suppression monitoring system. multiple family - apts. building 12 8 units (2015 2021 2027 2033 2049 2055 2067 2075) new 1 story apartment unit in a 8 unit apartment building on a slab foundation front covered porch rear concrete patio insulation: r19 in walls r38 in attic r10 2 in floor (rem/rate)
Valuation:
N/A
Permit #:
PELE2023-02428
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Install fire alarm - fire suppression monitoring system. multiple family - apts. building 11 8 units (1970 1974 1978 1982 1986 1990 1994 1998) new 1 story apartment unit in a 8 unit apartment building on a slab foundation front covered porch rear concrete patio insulation: r19 in walls r38 in attic r10 2 in floor (rem/rate)
Valuation:
N/A
Permit #:
PELE2023-02427
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Install fire alarm - fire suppression monitoring system. new apartment in an 8 unit apartment building. building #10 new 1 story apartment unit in a 8 unit apartment building on a slab foundation front covered porch rear concrete patio insulation: r19 in walls r38 in attic r10 2 in floor (rem/rate)
Valuation:
N/A
Permit #:
PELE2023-02426
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Install fire alarm - fire suppression monitoring system. hawthorn mdws building 9. units 61 - 66 + office (1940 1944 1952 1956 1960 1964 1966) new 1 story apartment unite in a 6 unit building with an office unit on a slab foundation front covered porch rear concrete patio insulation: r19 in walls r38 in attic r10 2 in floor (rem/rate) (type b unit)
Valuation:
N/A
Permit #:
PELE2023-02425
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Install fire alarm - fire suppression monitoring system. construction of 8-unit slab on grade apartment building unit# 53 new 1 story apartment unit in a 8 unit apartment building on a slab foundation front covered porch rear concrete patio insulation: r19 in walls r38 in attic r10 2 in floor (rem/rate)
Valuation:
N/A
Permit #:
PELE2023-02423
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Install fire alarm - fire suppression monitoring system. multiple family - apts. building 7 6 units (1914 1916 1920 1924 1928 1932) new 1 story apartment unit in a 6 unit apartment building on a slab foundation front covered porch rear concrete patio insulation: r19 in walls r38 in attic r10 2 in floor (rem/rate)
Valuation:
N/A
Permit #:
PELE2023-02422
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Install fire alarm - fire suppression monitoring system. bldg# 6 construction of 6 unit slab on grade apartment building. (1 of 6) units. new 1 story apartment unit in a 6 unit apartment building on a slab foundation front covered porch rear concrete patio insulation: r19 in walls r38 in attic r10 2 in floor (rem/rate)
Valuation:
N/A
Permit #:
PELE2023-02421
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Install fire alarm - fire suppression monitoring system. building #5 ( 1 of 8 units) construction of 8 unit slab on grade apartment building. multiple family 8, 488 sq ft new 1 story apartment unit in a 8 unit apartment building on a slab foundation front covered porch rear concrete patio insulation: r19 in walls r38 in attic r10 2 in floor (rem/rate)
Valuation:
N/A
Permit #:
PELE2023-02420
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Install fire alarm - fire suppression monitoring system. construction of 8 unit slab on grade apartment building. (1 of 8 units) building 4. new 1 story apartment unit in a 8 unit apartment building on a slab foundation front covered porch rear concrete patio insulation: r19 in walls r38 in attic r10 2 in floor (rem/rate)
Valuation:
N/A
Permit #:
PELE2023-02419
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Install fire alarm - fire suppression monitoring system. hawthorn mdws building 3 units 17 - 24 (1801 1807 1815 1821 1833 1839 1847 1855) new 1 story apartment unit in a 8 unit building on a slab foundation front covered porch rear concrete patio 2 bedrooms with 2 baths. insulation: r19 in walls r38 in attic r10 2 infloor (rem/rate) (type b unit)
Valuation:
N/A
Permit #:
PELE2023-02417
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Install fire alarm - fire suppression monitoring system. hawthorn mdws building 2 - apts - units 9 -16 (2113 2121 2133 2145 2151 2167 2171 2189) new 1 story apartment unite in a 8 unit building on a slab foundation front covered porch rear concrete patio 2 bedrooms with 2 baths. insulation: r19 in walls r38 in attic r10 2 in floor (rem/rate) (type b unit)
Valuation:
N/A
Permit #:
PELE2023-02416
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Install fire alarm - fire suppression monitoring system. building 1/unit 1 of an 8 unit building -new r2 units front covered porch rear covered porch fully suppressed. type b units to be listed as per code r38 ceiling r19 walls r10 slab perimeter u value 29 or less revision 5-9-23 pxo attic separation can vents and ridge venting updates. revision pxo 6-7-23 prints dated 5-23-23 for wa... see more
Valuation:
N/A
Permit #:
PELE2023-02415
Status:
issued
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Addition notification devices to suite buildout and mag lock release
Valuation:
N/A
Permit #:
PFA25-70053
Status:
issued
Fee:
$380
Permit Type:
Fire alarm
Building Type:
N/A
8000 sq ft of interior tenant improvement re-install notification devices for suite alteration addition necessary notification devices as needed system is existing
Valuation:
N/A
Permit #:
PFA22-0032
Status:
triage
Fee:
N/A
Permit Type:
Fire alarm
Building Type:
N/A
Addition smoke detector and replace bell exterior with new horn strobe. interior office demolish to make warehouse larger exisitng commercial building
Valuation:
N/A
Permit #:
PELE2022-01086
Status:
final
Fee:
$60
Permit Type:
Alteration
Building Type:
N/A
Installing a manual pull station system
Valuation:
N/A
Permit #:
PE25-0066
Status:
final
Fee:
$203
Permit Type:
Fire alarm
Building Type:
N/A
4131 sq ft full tenant building out. relocate some existing notification devices and addition some new devices for tenant building out
Valuation:
N/A
Permit #:
PFA22-0012
Status:
triage
Fee:
N/A
Permit Type:
Fire alarm
Building Type:
N/A
Install a sprinkler monitoring system 1 smoke detector 1 keypad 1 panel 2 horn/strobe
Valuation:
N/A
Permit #:
PF25-0046
Status:
issued
Fee:
$178
Permit Type:
Fire alarm
Building Type:
N/A
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Metro Alarm Systems Reviews
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Verified License
BuildZoom confirmed this contractor's license
Metro Alarm Systems License info
Verified License
| License # | 5103233 |
| Status | Active |
| State | Michigan |
| Type | Electrical Fire Alarm Contractor |
- BuildZoom verified this license was active as of May 2025.
Verify this license's status for Metro Alarm Systems at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 5103233 |
| Status | Active |
| State | Michigan |
| Type | Electrical Fire Alarm Contractor |
- BuildZoom has not verified this license since November, 2024.
Verify this license's status for Metro Alarm Systems at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CONT-130092 |
| Status | Inactive |
| City | Ann Arbor |
| Type | Contractor |
- According to the The City of Ann Arbor, MI, 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 Metro Alarm Systems at the The City of Ann Arbor, MI.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
217
Permits
- Building permit records show that Metro Alarm Systems has worked on 217 permitted projects.
Metro Alarm Systems Employees
CA
Costyn Mark Andrew
Other 4
MC
Mark Costyn
Owner
MC
Mark A Costyn
MS
Metro Alarm Systems
Owner