Location and Projects
Address
P O BOX 573, Penngrove, CA, 94951
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Piazza Construction Engineer
Piazza Construction, Penngrove, Po Box 573, Penngrove, CA (Employees: James Anthony Piazza and Patrick Anthony Piazza) holds a General Engineering license and 1 other license according to the California license board.
Their BuildZoom score of 98 ranks in the top 16% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Piazza Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Piazza Construction Services
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Piazza Construction Contact Information
Phone Number: (650) 537-0449
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Address: P O BOX 573, Penngrove, CA 94951
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Legalize reroof 20 sq comparable shingle & minor sheetrock repair
Valuation:
N/A
Permit #:
BLD24-3678
Status:
final
Fee:
$2,423
Permit Type:
N/A
Building Type:
N/A
Connect two manholes on las gallinas ave
Valuation:
N/A
Permit #:
EP1912-043
Status:
final
Fee:
$919
Permit Type:
Utility-sewer
Building Type:
N/A
2017 complex fire - permanent power pole relocation - evt17-04560
Valuation:
N/A
Permit #:
BLD20-2493
Status:
final
Fee:
$122
Permit Type:
N/A
Building Type:
N/A
Repair rod hole for las gallinas valley sanitary dist
Valuation:
N/A
Permit #:
EP2002-012
Status:
final
Fee:
$919
Permit Type:
Utility-sewer
Building Type:
N/A
Mmwd water improvements
Valuation:
N/A
Permit #:
20211105
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
8 sewer main point repair
Valuation:
N/A
Permit #:
EP2310-055
Status:
final
Fee:
N/A
Permit Type:
Utility-sewer
Building Type:
N/A
Excavate in the pavement to install a 6 and 12 water main along:river rd (cloverdale) as per attached plans titled improvement plans water supply &treatment improvements palamino lakes mutual water company prepared brelje and race consulting civil engineering. cloverdale
Valuation:
$0
Permit #:
ENC14-0234
Status:
ISSUED
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
To excavate in the pavement and install bore pits then install a 6"water line along:old monte rio rd. as per attached plans titled sweetwater springs 2015 capital improvement project april 2014 for guerneville prepared by coastland engineering. located in guerneville
Valuation:
$0
Permit #:
ENC14-0199
Status:
ISSUED
Fee:
$5,129
Permit Type:
N/A
Building Type:
N/A
Excavate in the pavement to install a 6 & 2 water line along: hidden valley rd hiddden valley rd west and guernwood ln. as per attached plans titled sweetwater springs 2014 capital improvement projects may 2013 for guerneville sonoma county prepared by coastland engineering. located in guerneville
Valuation:
$0
Permit #:
ENC13-0179
Status:
ISSUED
Fee:
$5,058
Permit Type:
N/A
Building Type:
N/A
Excavate and install bore pits and bore under bodega hwy to install a 6 water line and construct a driveway approach to county standards on the south side of bodega hwy. as per attached plans and attached county standards. 00-.02 miles west of salmon creek rd. located in bodega bay
Valuation:
$0
Permit #:
ENC09-0231
Status:
FINALED
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Excavate and install roadway improvements on the east side of neely road as per attached plans titled neely road slide repair signed and dated 10/26/06. 02 miles north of orchard rd. located in guernville
Valuation:
$0
Permit #:
ENC06-0339
Status:
EXPIRED
Fee:
$563
Permit Type:
N/A
Building Type:
N/A
Excavate in the pavement to install a 6 2 & 1 water line along: canyon 7 paradise rio nido rd lovers ln lovers ct barranca way middle terrace and starrett hill rd. as per attached plans titled sweetwater springs 2013 capital improvement projects march 2012 for guernwood park rio nido & monte rio. prepared by coastland engineering. located in monte rio and guernville
Valuation:
$0
Permit #:
ENC12-0326
Status:
ISSUED
Fee:
$5,040
Permit Type:
N/A
Building Type:
N/A
Excavate and reconstruct two (2) bore pits per county standards on the east and west side of stony point rd 0.54 miles north of pepper rd to install a 6 hdpe conduit below the stony point rd structural section located in petaluma
Valuation:
$0
Permit #:
ENC07-0272
Status:
EXPIRED
Fee:
$496
Permit Type:
N/A
Building Type:
N/A
Replace approximately 60 feet of c900 6” water main in private street easement at intersection of palomino road and madrone road for palomino lakes mutual water company – contract price is $10 450.00
Valuation:
N/A
Permit #:
BLD20-4198
Status:
plancheck
Fee:
$894
Permit Type:
N/A
Building Type:
N/A
Excavate off the pavement to install 4 x 4 bell holes and bore across mark west station road to install 1 - 4 electrical conduit as per attached brelje and race drawing 01 east of trenton healdsburg road located in windsor. permittee is also allowed to trim trees within the limits of the overhead electrical lines within the project
Valuation:
$0
Permit #:
ENC03-0081
Status:
ISSUED
Fee:
$114
Permit Type:
N/A
Building Type:
N/A
Excavate and install an 6 water line along hillcrest ave craigmont dr and woodland and tie a 4 water line into a 6 water line at lomita ave and indian ln as per attached plans titled valley of the moon water district improvement plans for augua caliente & el verano water system improvements prepared by cinquini & passarino inc located in sonoma
Valuation:
$0
Permit #:
ENC08-0216
Status:
FINALED
Fee:
$1,680
Permit Type:
N/A
Building Type:
N/A
Excavate and install an 2 & 6 water line along guernwood rd monte cristo ave and riverside dr as per attached plans titled improvement plans cip phase iv-a prepared by brelje and race located in guernville. (revised) install two bore pits and bore under center way and excavate in ceter way to install a 4 water main and water services..00-.09 miles south of guernwood rd
Valuation:
$0
Permit #:
ENC08-0366
Status:
FINALED
Fee:
$8,400
Permit Type:
N/A
Building Type:
N/A
Contractor to install 12 x 12 x 12 cut-in tee with a 8 inch main line valve per approved plan contact inspector 72 hours prior to cut-in request date to arrange for inspection and main shutdown times note: this application may require a lowering of the main install a cross as noted on plan prior to installing hydrant and water meter set-up per standard 857 and 870 manifold depth for m... see more
Valuation:
$0
Permit #:
EP05-0074
Status:
CANCELED
Fee:
$1,275
Permit Type:
N/A
Building Type:
N/A
Excavate in the pavement and install bore pits along davis ln and dutch ln and bore along dutch ln to install a 8 water line as per attached plans titled dutch lane water main project prepared by demensions 4 engineerig. located in penngrove
Valuation:
$0
Permit #:
ENC09-0283
Status:
FINALED
Fee:
$2,027
Permit Type:
N/A
Building Type:
N/A
Bore along the east side of sierra grande drive to install 2 water line and to tie into existing 6 water line as per attached plans titled water main extension project prepared by brelje and race located in bodega bay
Valuation:
$0
Permit #:
ENC02-0367
Status:
FINALED
Fee:
$468
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Piazza Construction License info
Verified License
| License # | 406456 |
| Status | Active |
| State | California |
| Type | General Engineering |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Piazza Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 700959 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Piazza Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Markel Insurance Company |
78
Permits
- Building permit records show that Piazza Construction has worked on 78 permitted projects.
Piazza Construction Employees
JP
James Anthony Piazza
Sole Owner
PP
Patrick Anthony Piazza
Sole Owner