Updated: Jun 03, 2026
Location and Projects
Address
619 HAWTHORNE AVENUE, Campbell, CA, 95008
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Mercer Customer Construction
Mercer Customer Construction, 619 Hawthorne Ave, Campbell, CA (Employees: Karen Marie Mercer and Paul Allen Mercer) holds a General Building license and 1 other license according to the California license board.
Their BuildZoom score of 94 ranks in the top 24% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Mercer Customer Construction, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Mercer Customer Construction Services
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Mercer Customer Construction Contact Information
Phone Number: (408) 374-8782
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Address: 619 HAWTHORNE AVENUE, Campbell, CA 95008
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Building Permits by Mercer Customer Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
Addition 432sqft:, convert family room into master bedroom addition new master bathroom with walkin closet; remodel kitchen; convert portion of covered porch into entry; remodel hall bathroom; enlarge garage by 130sqft
Valuation:
$80,666
Permit #:
2016 112842 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
Scope of work: 1. r/r plumbing fixtures- sink tub & toilet. same locations. 2. upgrade electrical to code. 3. install new exhaust fan. 4. install 5 new led light & 2 outlets
Valuation:
$7,550
Permit #:
2015 030553 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
Interior remodel kitchen bathroom furnace moved to attic c/o new tankless water heater new location. wvsd # 42166 no backflow req. install pl cleanout; repair damaged chimney
Valuation:
N/A
Permit #:
BLD2014-01196
Status:
final
Fee:
$2,927
Permit Type:
N/A
Building Type:
N/A
Remodel kitchen with all new cabinets countertops and fixtures - 4 new skylights new bay window in kitchen delete one kitchen window and relocate slider - replace fire box - addition cabinets in master bedroom - over existing siding install shingles
Valuation:
N/A
Permit #:
BLD98-0383
Status:
final
Fee:
$991
Permit Type:
N/A
Building Type:
N/A
488 sq. ft. addition and remodel of (e) single family residence. interior wall changes and complete roof structure replacement
Valuation:
$49,727
Permit #:
2012 026699 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
Addition to and remodel of existing single family dwelling
Valuation:
N/A
Permit #:
BLD2016-00606
Status:
final
Fee:
$2,728
Permit Type:
N/A
Building Type:
N/A
Rebuild front & side walls of garage: reroof & reinstall garage door
Valuation:
N/A
Permit #:
BLD2014-00814
Status:
final
Fee:
$643
Permit Type:
N/A
Building Type:
N/A
Frame new fireplace for new gas applicance. install electrical and new gas line from meter to new appliance. lower ceiling at dressing area. demolish sink addition two lights and gfci at same area
Valuation:
$7,550
Permit #:
2010 015215 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
(n) 863 sqft living area addition (bedroom and family room) and (n) 584 sqft enclosed porch to (e)1971.3 single-story sfdr on 11, 950 sqft lot (far=0.29)
Valuation:
$66,020
Permit #:
2006 025075 RS
Status:
final
Fee:
N/A
Permit Type:
Single family
Building Type:
N/A
Addition to single family dwelling 524 sf; remodel major portion of existing dwelling
Valuation:
N/A
Permit #:
BLD2014-00306
Status:
final
Fee:
$5,333
Permit Type:
N/A
Building Type:
N/A
Addition new game room lounge area to (e) bar lounge (area was formerly used as storage area)
Valuation:
N/A
Permit #:
BLD2012-00809
Status:
final
Fee:
$1,195
Permit Type:
N/A
Building Type:
N/A
Addition to and remodel of existing single family dwelling
Valuation:
N/A
Permit #:
BLD2016-01527
Status:
issued
Fee:
$3,278
Permit Type:
N/A
Building Type:
N/A
Remodel 2 bathrooms. replace existing bathroom windows with new. size for size no framing
Valuation:
$32,000
Permit #:
BLD1999-01463
Status:
final
Fee:
$767
Permit Type:
N/A
Building Type:
N/A
Cont. 206sf to 1st stry and remodel 444sf; addition 1207sf 2nd stry addition 125sf laundry room to (e) garage
Valuation:
$157,358
Permit #:
B00-001104
Status:
final
Fee:
$4,588
Permit Type:
N/A
Building Type:
N/A
Kitchen and bathroom remodel remove and replace and change out windows in the bathroom and kitchen in the same location and size
Valuation:
$150,000
Permit #:
BLD2006-01083
Status:
final
Fee:
$2,517
Permit Type:
Alteration
Building Type:
N/A
Complete work on expired permit (bld2004-00650): remodel (e) kitchen and 2 (e) bathrooms
Valuation:
N/A
Permit #:
BLD2005-01548
Status:
final
Fee:
$66
Permit Type:
N/A
Building Type:
N/A
Bathroom remodel
Valuation:
N/A
Permit #:
BLD2013-00619
Status:
final
Fee:
$901
Permit Type:
N/A
Building Type:
N/A
Kitchen remodel---ep already pulled on 01-58495 building permit # 01-439422
Valuation:
$22,815
Permit #:
2001 439422 RS
Status:
Finaled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition 221 sq.ft. revision submitted on 07/03/02 no new permit issu
Valuation:
N/A
Permit #:
01100063
Status:
final
Fee:
$849
Permit Type:
N/A
Building Type:
N/A
Revision submitted no new permit issued (original #01100063)
Valuation:
N/A
Permit #:
02070023
Status:
final
Fee:
$222
Permit Type:
N/A
Building Type:
N/A
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Mercer Customer Construction License info
Verified License
| License # | 509969 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Mercer Customer Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 509969 |
| Status | Inactive |
| City | Butte County |
| Type | Contractor |
| Business Type | Corporation |
- According to the Butte County, CA, 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 Mercer Customer Construction at the Butte County, CA.
This is a sample of licensing data; click here to access a complete history.
94
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
22
Permits
- Building permit records show that Mercer Customer Construction has worked on 22 permitted projects.
Mercer Customer Construction Employees
KM
Karen Marie Mercer
Officer
PM
Paul Allen Mercer
Rmo/Ceo/Pres