Updated: May 23, 2026
Location and Projects
Address
1501 DECOTO RD #275, Union City, CA, 94587
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Michael Granahan Construction
Michael Granahan at 1501 DECOTO RD #275, Union City, CA 94587, held a General Contractor license (#733329) with the California contractors license board with an expiration date of 10-31-1999. We last verified the license was expired on 04-30-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 336,931 California contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Michael Granahan Services
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Michael Granahan Contact Information
Phone Number: (510) 429-7349
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Address: 1501 DECOTO RD #275, Union City, CA 94587
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Basement conversion basement conversion convert unfinished basement to family room - relocate existing rough-in plumbing for future bathroom -add rough in plumbing for future bar sink - addition slab for storage room. addition new furnace and ducting for back-up system to existing solar system. addition window and doors closets and bathroom room walls
Valuation:
$0
Permit #:
ENV91-0440HIST
Status:
Closed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Basement conversion convert unfinished basement to family room - relocate existing rough-in plumbing for future bathroom -add rough in plumbing for future bar sink - addition slab for storage room. addition new furnace and ducting for back-up system to existing solar system. addition window and doors closets and bathroom room walls
Valuation:
$0
Permit #:
CDX91-0151HIST
Status:
Closed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Convert unfinished basement to family room - relocate existing rough-in plumbing for future bathroom -add rough in plumbing for future bar sink - addition slab for storage room. addition new furnace and ducting for back-up system to existing solar system. addition window and doors closets and bathroom room walls
Valuation:
N/A
Permit #:
BLD91-1500
Status:
final
Fee:
$1,792
Permit Type:
N/A
Building Type:
N/A
Remove old comparable shingles down to insulation blanket below. install on velux skylight between existing rafters. re-roof with 30 year class a comparable. shingles. smoke detectors are required
Valuation:
N/A
Permit #:
BLD92-0667
Status:
final
Fee:
$130
Permit Type:
N/A
Building Type:
N/A
Tree removal tree removal permit - significant tree removal permit to remove one 28 dbh monterey pine infected with pine pitch canker
Valuation:
$0
Permit #:
PLN2003-00554
Status:
Approved
Fee:
$212
Permit Type:
N/A
Building Type:
N/A
Ag employee zoning permit request for an agricultural employee zoning permit for a miniature horse ranch with a minimum of 55 horses on a 45 acre parcel
Valuation:
$0
Permit #:
ZPE07-0072
Status:
DONE
Fee:
$111
Permit Type:
N/A
Building Type:
N/A
Install natural gas service and meter convert existing furnace to natural gas
Valuation:
N/A
Permit #:
PLM91-0278
Status:
final
Fee:
$28
Permit Type:
N/A
Building Type:
N/A
Termite repair work per report #003902 dated 10-06-95. items #1a 8a 10a 10b
Valuation:
N/A
Permit #:
BLD95-1607
Status:
final
Fee:
$139
Permit Type:
N/A
Building Type:
N/A
Gas meter set for construction purposes
Valuation:
$0
Permit #:
T-022503
Status:
EXPIRED
Fee:
$48
Permit Type:
N/A
Building Type:
N/A
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Michael Granahan Reviews
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Recent Buildzoom Projects
Michael Granahan License info
Inactive License
| License # | 733329 |
| Status | Inactive |
| State | California |
| Type | Landscaping |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, 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 Michael Granahan at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 628947 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, 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 Michael Granahan at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
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Bonded
| Bonded Agent | Wesco Insurance Company |
| Bond Value | $12,500 |
Michael Granahan Employees
DG
Dennis Richard Granahan
Sole Owner
MG
Michael Peter Granahan
Owner