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Location and Projects

Address
25 GALLOWAY DR 2, Concord, CA, 94518
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Welker Construction

Welker Construction at 25 GALLOWAY DR 2, Concord, CA 94518, held a General Contractor license (#450006) with the California contractors license board with an expiration date of 06-30-2025. We last verified the license was expired on 02-17-2026.

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 bidding system to be easily matched to qualified, licensed professionals in your area.

Welker Construction Contact Information

Phone: (208) 713-2595 Edit
Address: 25 GALLOWAY DR 2, Concord, CA 94518 Edit

Building Permits by Welker Construction

Sort by: Notable Notable | Date Date | Job Value Job Value
Building/residential/rp/repair
2013-05-17
Dryrot repair @ deck per plans 09/03/2013 - replace ledger damaged joists and girder per plans. revision may be required
Valuation:
N/A
Permit #:
BIRP13-004056
Status:
final
Fee:
$827
Permit Type:
N/A
Building Type:
N/A
University .. building permit .. tenant improvement for lab in existing building ... parking impact .. coastal height limit .. city coastal .. cpioz b .. residential tandem parking .. accident potential zone .. ip -1-1
Valuation:
$39,150
Permit #:
99438
Status:
Completed
Fee:
N/A
Permit Type:
N/A
Building Type:
Add/Alt Tenant Im...
Residential building - repair
2013-09-30
Voluntary siesmic retrofit
Valuation:
$4,000
Permit #:
RB1303706
Status:
final
Fee:
$468
Permit Type:
N/A
Building Type:
N/A
Building new construction additions alterations or sign
2013-01-09
Replace master tub w new whirlpool and tile
Valuation:
$3,700
Permit #:
B130044
Status:
final
Fee:
$444
Permit Type:
Ralt
Building Type:
N/A
Permit value$4k voluntary siesmic retrofit
Valuation:
N/A
Permit #:
RB1303706
Status:
FINAL
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Non-residential building - alteration
2002-05-17
Interior demolish of non-bearing walls and non-structural ceil- ing joists and remove existing drywall
Valuation:
$15,000
Permit #:
B0202301
Status:
final
Fee:
$573
Permit Type:
N/A
Building Type:
N/A
Non-residential building - alteration
2002-11-05
T.i. - photography studio - live/work conversion per zoning.
Valuation:
$54,000
Permit #:
B0205220
Status:
final
Fee:
$2,372
Permit Type:
N/A
Building Type:
N/A
Building new construction additions alterations or sign
2010-01-26
2 bathroom remodels 1 kitchen remodel- same configurations
Valuation:
$20,000
Permit #:
B100070
Status:
final
Fee:
$1,015
Permit Type:
Ralt
Building Type:
N/A
Non-residential electrical - alteration
2003-01-08
Electrical for t.i. - photography studio - live/work conversion.
Valuation:
N/A
Permit #:
E0300115
Status:
final
Fee:
$419
Permit Type:
N/A
Building Type:
N/A
Building Permit
2004-01-16
Kitchen & 2 bathroom remodels
Valuation:
$36,700
Permit #:
B040075
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Non-residential plumbing - alteration
2002-12-20
Plumbing for: tenant improvement. - photography studio
Valuation:
N/A
Permit #:
P0203705
Status:
final
Fee:
$484
Permit Type:
N/A
Building Type:
N/A
Building/residential/ad/single family addition
1991-06-19
Bathroom addition
Valuation:
$7,800
Permit #:
BIAD0000171442
Status:
Finaled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building/historical/bldhp/na
1993-04-30
Rebuid fireplace
Valuation:
$0
Permit #:
BH93001008
Status:
Cofo
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construction change - building
2004-08-03
Fire sprinkler t.i
Valuation:
$0
Permit #:
130416
Status:
Issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Fire alarm system installation for t.i
Valuation:
$0
Permit #:
145706
Status:
Issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Bl-legacy - legacy permits
2004-01-23
Upgrade electical system
Valuation:
$800
Permit #:
ZZZZ-02-1155
Status:
expired
Fee:
$74
Permit Type:
N/A
Building Type:
N/A

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