Updated: Jun 16, 2026
Location and Projects
Address
6417 Center Drive, Sterling Heights, MI, 48312
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Conti Gary John Plumber
Conti Gary John, 6417 Center Dr, Sterling Heights, MI (Owned by: Conti Corporation) holds a Plumbing license and 11 other licenses according to the Michigan license board.
Their BuildZoom score of 96 ranks in the top 20% of 167,179 Michigan licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Conti Gary John, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Conti Gary John Services
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Conti Gary John Contact Information
Phone Number: (586) 206-9061
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Address: 6417 Center Drive, Sterling Heights, MI 48312
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This is a sample of this contractor's permits. Click here to access their complete permit history.
3, 405 sf boh renovation of retail space. will be occupying space next door old tenant (the beauty bar thread & wax. space d291) will be moving out. mep plans and comcheck lighting compliance cert. network cables installation. install (10) data cables and (1)
Valuation:
N/A
Permit #:
PE21-1011
Status:
issued
Fee:
$71
Permit Type:
Electrical
Building Type:
N/A
We are installing a new wet type sprinkler system throughout the building a new dry system for the basement a pre-action system for the bank vault and a special hazards system engineered/installed by others for the second floor data center
Valuation:
N/A
Permit #:
PM210082
Status:
final
Fee:
$105
Permit Type:
Mechanical
Building Type:
N/A
Remove & replace existing menu board sign w/digital read-out for arby's restaurant foundation: 2 dia. x 4'-9 concrete footing w/rebar cage (see plan)
Valuation:
N/A
Permit #:
PBLD2022-01757
Status:
issued
Fee:
$150
Permit Type:
New construction
Building Type:
N/A
Sheet metal duct as shown on drawings. 1 exhaust fan 30 diffusers relocate 2 vav's relocate 3 grd's duct insulation
Valuation:
N/A
Permit #:
PM22-50846
Status:
issued
Fee:
$285
Permit Type:
Mechanical
Building Type:
N/A
Replace existing menu board using the existing circuits and then make the final connections to the new sign
Valuation:
N/A
Permit #:
PELE2022-01165
Status:
issued
Fee:
$70
Permit Type:
New
Building Type:
N/A
The applicant is proposing to redevelop approximately 7.7 acres of a total 32.73 acre site in the entrance area to lakeshore park. the modifications include an addition of approximately 6, 258 square foot community building and other park improvements. the entrance drive includes an addition of bike lane to connect to the mountain biking trails. (4) gas piping new openings (1) gas pre... see more
Valuation:
N/A
Permit #:
PH19-1290
Status:
issued
Fee:
$15
Permit Type:
Heating
Building Type:
N/A
City of brighton pb19-00118 installation of solar panels on roof of existing commercial building. total of 107 panels on four portions of the roof. j.p. morgan chase
Valuation:
N/A
Permit #:
PBLD2019-01021
Status:
final
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Replace 239 existing sprinklers w new victaulic v3802 k5.6 qr sprinklers on 6th floor at 750 tower 1809-0600 pb2019-2677
Valuation:
N/A
Permit #:
PFP2021-0060
Status:
issued
Fee:
$645
Permit Type:
Fire protection
Building Type:
N/A
Pc22-0207 warehouse building out low voltage - data network cables
Valuation:
N/A
Permit #:
PE22-0606
Status:
final
Fee:
$107
Permit Type:
Electrical
Building Type:
N/A
No card replacement of 4 furnaces and 4 air conditioning units
Valuation:
N/A
Permit #:
PM22-0861
Status:
issued
Fee:
$385
Permit Type:
Mechanical
Building Type:
N/A
No card electrical hookup for furnace and air conditioning
Valuation:
N/A
Permit #:
PE22-0822
Status:
issued
Fee:
$300
Permit Type:
Electrical
Building Type:
N/A
1 one-hour/low volt inspection 23 circuits 2 rough insections up to 200 amp service up to 200 feeders/duct up to 25 light fixtures
Valuation:
N/A
Permit #:
PE20-001737
Status:
issued
Fee:
$625
Permit Type:
Electrical
Building Type:
N/A
1 110k furnace 2 200k 2 250k gas dist line for giraffe building conti called for fyi and said they are attempting to complete job but have been limited due to the animals and weather. they will call for final asap 10/6/17
Valuation:
N/A
Permit #:
PM17017
Status:
final
Fee:
$200
Permit Type:
Heating
Building Type:
N/A
Install replacement faces on pole sign: avis budget
Valuation:
N/A
Permit #:
PS22-000049
Status:
applied
Fee:
$75
Permit Type:
Sign
Building Type:
N/A
Fire alarm. 128 devices/drop. 10 facp or any additional panel. electrical copy
Valuation:
N/A
Permit #:
PE21-001958
Status:
triage
Fee:
$1,491
Permit Type:
Fire alarm
Building Type:
N/A
Move existing monument sign. adding 24 chase letterset to sign. ground sign 39.79 sq. ft. wall sign 36.86 sq. ft
Valuation:
N/A
Permit #:
PB20-548
Status:
issued
Fee:
$377
Permit Type:
Signs pools
Building Type:
N/A
Michigan state university federal credit union
Valuation:
N/A
Permit #:
PM200358
Status:
final
Fee:
$2,797
Permit Type:
Mechanical
Building Type:
N/A
Fire alarm. 128 devices/drop. 10 facp or any additional panel. fire copy
Valuation:
N/A
Permit #:
PE21-001959
Status:
triage
Fee:
$1,456
Permit Type:
Fire alarm
Building Type:
N/A
Renovation of existing fifth floor new duct diffusers and vav's
Valuation:
N/A
Permit #:
PM21-51157
Status:
issued
Fee:
$1,365
Permit Type:
Mechanical
Building Type:
N/A
1 gas line; distribution area over 5 000 sq ft (2x); 1 bath/kitchen exhaust fan; pb2019-2368;
Valuation:
N/A
Permit #:
PM2019-2104
Status:
final
Fee:
$85
Permit Type:
Mechanical
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Conti Gary John License info
Verified License
| License # | 8110409 |
| Status | Active |
| State | Michigan |
| Type | Plumbing |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Conti Gary John 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 # | 8004037 |
| Status | Active |
| State | Michigan |
| Type | Plumbing Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Conti Gary John at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 8004037 |
| Status | Active |
| State | Michigan |
| Type | Plumbing Contractor |
- When BuildZoom last verified this license, it had an expiration date of April, 2025. Check the current license status of Conti Gary John with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 8110409 |
| Status | Active |
| State | Michigan |
| Type | Plumbing |
- When BuildZoom last verified this license, it had an expiration date of April, 2025. Check the current license status of Conti Gary John with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 7111609 |
| Status | Active |
| State | Michigan |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of August, 2025. Check the current license status of Conti Gary John with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 7111609 |
| Status | Active |
| State | Michigan |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of August, 2025. Check the current license status of Conti Gary John with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 314415 |
| Status | Active |
| State | Michigan |
| Type | Boiler Installer |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of Conti Gary John with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 314415 |
| Status | Active |
| State | Michigan |
| Type | Boiler Installer |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of Conti Gary John with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CLCL10046489-04-2021 |
| Status | Inactive |
| City | Kansas City |
| Type | Pipe Fitting Contractor |
- According to the Kansas City Licensed Contractors, 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 Conti Gary John at the Kansas City Licensed Contractors.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | C1476 |
| Status | Inactive |
| State | Oregon |
| Type | Electrical |
- According to the Oregon Building Codes Division, 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 Conti Gary John at the Oregon Building Codes Division.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CONT-7101672 |
| 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 Conti Gary John at the The City of Ann Arbor, MI.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CONT-3140 |
| 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 Conti Gary John at the The City of Ann Arbor, MI.
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
Insured
| Insurer | Liberty Mutual |
Bonded
| Bonded Agent | Fidelity & Deposit Company Of Maryland |
| Bond Value | $50,000 |
443
Permits
- Building permit records show that Conti Gary John has worked on 443 permitted projects.
Conti Gary John Employees
CC
Conti Corporation
Owner
CI
Conti Electric Inc
Owner
JR
Joseph Rieger
Owner
JR
Joseph E Rieger
PK
Paul Kurtzhals
Owner
PK
Paul R Kurtzhals
RS
Ricky Sgro
Owner
RS
Ricky J Sgro
RS
Ricky Joseph Sgro
Supervisor