Updated: Apr 16, 2026
Location and Projects
Address
5237 Desiree Ave, Livermore, CA, 94550
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Gatco Construction & Plumbing
Gatco Construction & Plumbing, 5237 Desiree Ave, Livermore, CA (Owned by: Gregory Alan Trautwein) holds a General Building, Plumbing license according to the California license board.
Their BuildZoom score of 97 ranks in the top 18% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Gatco Construction & Plumbing, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Gatco Construction & Plumbing Services
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Gatco Construction & Plumbing Contact Information
Phone Number: (510) 610-2157
Address: 5237 Desiree Ave, Livermore, CA 94550
Gatco Construction & Plumbing Livermore
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Gatco Construction & Plumbing has a BuildZoom score of 97, which places them above 82% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
Our building permit records indicate that Gatco Construction & Plumbing has worked on at least
1.0 project over the past year.
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
|
1 project
|
$5k-$20k |
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.
Building Permits by Gatco Construction & Plumbing
This is a sample of this contractor's permits. Click here to access their complete permit history.
(rbc) - building residential combo alteration- 1 & 2 unit residential (building)
2019-12-16
Interior remodel of guest and master bathrooms. replace fixtures of same location; toilets tub shower pan shower walls flooring vanities. no changes to floor layout to single family dwelling. includes mep trades
Valuation:
$18,000
Permit #:
RBC1903022
Status:
final
Fee:
$1,048
Permit Type:
N/A
Building Type:
N/A
Replace water main from house to meter with schedule 80 pvc pipe
Valuation:
$4,000
Permit #:
B20-2914
Status:
final
Fee:
$100
Permit Type:
N/A
Building Type:
N/A
Dry rot repair at balcony above garage. installation of new membrane (like for like)
Valuation:
$9,000
Permit #:
B19-2491
Status:
final
Fee:
$230
Permit Type:
N/A
Building Type:
N/A
Replace master shower w p
Valuation:
$11,500
Permit #:
B21-015413
Status:
final
Fee:
$161
Permit Type:
N/A
Building Type:
N/A
Enlarge master bedroom closet to make into an office; close up door from master to closet and addition door into hallway; replace vanity/countertop sinks and lighting in master bath; install 4 new led cans in new office
Valuation:
$12,075
Permit #:
D141442
Status:
final
Fee:
$434
Permit Type:
Add/alter single ...
Building Type:
N/A
Plumbing for installation of cabinet/sink relocating liberty 404 pump; to be installed with waste/vent pipes (new soffit) and new hot/cold copper water lines
Valuation:
N/A
Permit #:
P1601025
Status:
final
Fee:
$207
Permit Type:
N/A
Building Type:
N/A
To replace two dryrotted 26'x5 second story decks (260 sf) serving units 6, 7, 8, 9 per approved plans and calculations. the guardrail must be upgraded to meet current codes 42 high max. opening width 4 posts 6 o.c. with machine bolt connection
Valuation:
N/A
Permit #:
BLD2013-01779
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
(b) - building alteration - 3+ residential units or commercial (building)
2016-05-02
Installation of cabinet/sink relocating liberty 404 pump; to be installed with waste/vent pipes (new soffit) and new hot/cold copper water lines
Valuation:
$2,800
Permit #:
B1601663
Status:
final
Fee:
$409
Permit Type:
N/A
Building Type:
N/A
Balcony replacement for upper 2 units (a and b) 4 x 22 approx. existing cantilevered design being replaced with ledger with post and beam
Valuation:
N/A
Permit #:
BLD2015-02466
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Balcony replacement for upper 2 units (a and b) 4 x 22 approx. existing cantilevered design being replaced with ledger with post and beam
Valuation:
N/A
Permit #:
BLD2015-0246
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Balcony replacement for upper 2 units ( c&d ) 4 x 22 approx. existing cantilevered design being replaced with ledger with post and beam.ref ble2015-00138
Valuation:
N/A
Permit #:
BLD2015-02743
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Bld- sheetrock repair (water damaged) at the ceiling of carports with type x fire rated sheetrock. (tj)
Valuation:
N/A
Permit #:
BLD2016-05019
Status:
final
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Bld- sheetrock repair (water damaged) at the ceiling of carports with type x fire rated sheetrock. (tj)
Valuation:
N/A
Permit #:
BLD2016-05018
Status:
final
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Removal of bathroom floor to determine damage to subfloor.install new vinyl flooring. ce case.
Valuation:
$0
Permit #:
201504081
Status:
ISSUED
Fee:
$587
Permit Type:
N/A
Building Type:
N/A
Bathroom remodel-replace vanity/sink/fixtures toilet fan tub/shower w/cultured marble at walls and flooring in same locations. (40 sf)
Valuation:
$6,000
Permit #:
D170974
Status:
final
Fee:
$433
Permit Type:
Add/alter single ...
Building Type:
N/A
Remodel bathroom (35sf) replace sheetrock and cabinets on 1 kitchen wall. (18') modify plumbing at kitchen sink. replace water heater. replace sliding glass door at kitchen
Valuation:
N/A
Permit #:
BLD2011-02370
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Master bathroom remodel tenant improvement include new cabinetry sinks faucerts tub and shower surround
Valuation:
N/A
Permit #:
BIAL14-009369
Status:
final
Fee:
$831
Permit Type:
N/A
Building Type:
N/A
Unit # 8, 9, 11: dryrot repairs to existing balconies
Valuation:
N/A
Permit #:
BLD2015-00128
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Carpentry & stucco repair at garage door jamb
Valuation:
$0
Permit #:
201502059
Status:
COMPLETED
Fee:
$166
Permit Type:
N/A
Building Type:
N/A
Demo patio awning at rear of residence
Valuation:
$0
Permit #:
201501677
Status:
COMPLETED
Fee:
$340
Permit Type:
N/A
Building Type:
N/A
Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Gatco Construction & Plumbing License info
Verified License
| License # | 729282 |
| Status | Active |
| State | California |
| Type | General Building, Plumbing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Gatco Construction & Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
30
Permits
- Building permit records show that Gatco Construction & Plumbing has worked on 30 permitted projects.
Gatco Construction & Plumbing Employees
GT
Gregory Alan Trautwein
Owner
Very good prices and did a great job remodeling my bathroom couldn't be more impressed glad I hired them