Updated: Dec 02, 2025
Location and Projects
Address
Grosse Pointe, MI, 48236
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Gannan Lawrence E HVAC/Mechanical Contractor
Gannan Lawrence E, Grosse Pointe, MI (Owned by: Lawrence Gannan) holds a Mechanical Contractor license and 3 other licenses according to the Michigan license board.
Their BuildZoom score of 90 indicates that they are licensed or registered but we do not have additional information about them.
Their license was verified as active when we last checked. If you are thinking of hiring Gannan Lawrence E, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Gannan Lawrence E Contact Information
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Complete renovation (rehab agreement in attachments)
Valuation:
N/A
Permit #:
PM180177
Status:
issued
Fee:
$240
Permit Type:
Mechanical
Building Type:
N/A
Complete renovation (rehab agreement in attachments)
Valuation:
N/A
Permit #:
PM180176
Status:
issued
Fee:
$255
Permit Type:
Mechanical
Building Type:
N/A
Complete renovation
Valuation:
N/A
Permit #:
PM180246
Status:
approved
Fee:
$240
Permit Type:
Mechanical
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
MEC2014-04290
Status:
N/A
Fee:
N/A
Permit Type:
Modification
Building Type:
N/A
B-vent furnace vent bathroom exhaust smoke test grill
Valuation:
N/A
Permit #:
PM150185
Status:
final
Fee:
$175
Permit Type:
Alter/repair
Building Type:
N/A
Mechanical permits replace furnace
Valuation:
N/A
Permit #:
PM120024
Status:
final
Fee:
$225
Permit Type:
Mechanical
Building Type:
N/A
Mechanical permit complete renovation
Valuation:
N/A
Permit #:
PM120023
Status:
final
Fee:
$255
Permit Type:
Mechanical
Building Type:
N/A
Lock box 2468 furnace replacement duct alterations bathroom fan
Valuation:
N/A
Permit #:
PM100570
Status:
final
Fee:
$142
Permit Type:
Mechanical
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
PM16-001112
Status:
final
Fee:
$185
Permit Type:
Mechanical
Building Type:
N/A
Repalce damaged and missing duct
Valuation:
N/A
Permit #:
PM111150
Status:
final
Fee:
$125
Permit Type:
Alter/repair
Building Type:
N/A
Replace 3 ducts
Valuation:
N/A
Permit #:
PM111149
Status:
final
Fee:
$160
Permit Type:
Alter/repair
Building Type:
N/A
Replace ducts
Valuation:
N/A
Permit #:
PM111152
Status:
final
Fee:
$125
Permit Type:
Alter/repair
Building Type:
N/A
Replace ducts
Valuation:
N/A
Permit #:
PM111151
Status:
final
Fee:
$125
Permit Type:
Alter/repair
Building Type:
N/A
Visitors center
Valuation:
$0
Permit #:
B016387
Status:
FINAL
Fee:
$170
Permit Type:
N/A
Building Type:
N/A
Building 216
Valuation:
$0
Permit #:
B016389
Status:
FINAL
Fee:
$170
Permit Type:
N/A
Building Type:
N/A
Building 214b
Valuation:
$0
Permit #:
B016388
Status:
FINAL
Fee:
$170
Permit Type:
N/A
Building Type:
N/A
Plumbing for garage and living space addtion. 2 baths 1 sp. 3 insp
Valuation:
N/A
Permit #:
PP21-1032
Status:
final
Fee:
$235
Permit Type:
Addition
Building Type:
N/A
Install rear yard generator. the generator must be placed immediately adjacent ( maximum 36 clearance) to the wall of the building and must not register more than a 70 db(a) noise level at the closest property line 1 insp. contractor must be on site for final electrical inspection
Valuation:
N/A
Permit #:
PM23-1042
Status:
final
Fee:
$240
Permit Type:
Generator
Building Type:
N/A
Install processed piping
Valuation:
N/A
Permit #:
PM22-0353
Status:
final
Fee:
$205
Permit Type:
Addition
Building Type:
N/A
Install rear yard generator. the generator must be placed immediately adjacent ( maximum 36 clearance) to the wall of the building and must not register more than a 70 db(a) noise level at the closest property line 1 insp. contractor must be on site for final electrical inspection
Valuation:
N/A
Permit #:
PGU23-0218
Status:
final
Fee:
$50
Permit Type:
Generator
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Gannan Lawrence E License info
Verified License
| License # | 7106054 |
| Status | Active |
| State | Michigan |
| Type | Mechanical Contractor |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Gannan Lawrence E 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 # | 7106054 |
| 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 Gannan Lawrence E 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 # | 2101046979 |
| Status | Inactive |
| State | Michigan |
| Type | Residential Builder Individual |
- According to the Michigan Department of Licensing & Regulatory Affairs, 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 Gannan Lawrence E 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 # | 2101046979 |
| Status | Inactive |
| State | Michigan |
| Type | Residential Builder Individual |
- According to the Michigan Department of Licensing & Regulatory Affairs, 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 Gannan Lawrence E at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
17
Permits
- Building permit records show that Gannan Lawrence E has worked on 17 permitted projects.
Gannan Lawrence E Employees
LG
Lawrence Gannan
Owner
LG
Lawrence E Gannan