Updated: Jun 03, 2026
Location and Projects
Address
5900 STARBOARD DRIVE, Byron, CA, 94505
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Robert J Porter Construction
Robert J Porter, 5900 Starboard Dr, Byron, CA (Owned by: Robert John Porter) holds a General Building license and 1 other license according to the California license board.
Their BuildZoom score of 93 ranks in the top 27% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Robert J Porter, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Robert J Porter Services
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Robert J Porter Contact Information
Phone Number: (209) 986-1622
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Address: 5900 STARBOARD DRIVE, Byron, CA 94505
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Temporary event for halloween operating hours 10am-3:30pm including a dj and games for the kids
Valuation:
N/A
Permit #:
TUP16-051
Status:
rejected
Fee:
$85
Permit Type:
N/A
Building Type:
N/A
350 s.f room addition to create family room 7/14/04-(per conversation with inspector mike hansen) applicant added 5 windows; 2-outlets and misc framing (opened two walls and enclosed one windowand doorway); reroof with comparable shingles remainder of dwelling (10 sqs); sheathing (10 sqs)
Valuation:
$25,300
Permit #:
B0400705
Status:
final
Fee:
$637
Permit Type:
N/A
Building Type:
N/A
Old fire damage victim house (1812 sq. ft.)
Valuation:
$123,222
Permit #:
B0400907
Status:
final
Fee:
$30
Permit Type:
N/A
Building Type:
N/A
2 water heaters 4 smoke detectors 3 windows 1 kitchen sink
Valuation:
N/A
Permit #:
B0700366
Status:
final
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
Lattic cover patio per city standard plan 7-1-99
Valuation:
N/A
Permit #:
B01-01494
Status:
final
Fee:
$70
Permit Type:
Patio
Building Type:
N/A
Building/residential/building combo new add/cbnr
2008-07-15
Sfd~ retaining wall
Valuation:
$4,800
Permit #:
CBNR2008-00697
Status:
Finaled
Fee:
$373
Permit Type:
N/A
Building Type:
N/A
Dust collection system demolish storage room exiting
Valuation:
$32,000
Permit #:
B9801974
Status:
EXPIRED
Fee:
$673
Permit Type:
N/A
Building Type:
N/A
Building/residential/r/new single family-duplex
1997-03-11
Single family residence
Valuation:
N/A
Permit #:
BIR0000215223
Status:
final
Fee:
$17,967
Permit Type:
N/A
Building Type:
N/A
Miscfees, admi: administration - dev. services
2007-01-22
No Description Available
Valuation:
$0
Permit #:
MF0700118
Status:
COMPLETE
Fee:
$35
Permit Type:
N/A
Building Type:
N/A
Boat dock
Valuation:
N/A
Permit #:
BIMI0000215224
Status:
final
Fee:
$610
Permit Type:
N/A
Building Type:
N/A
Fire repair
Valuation:
N/A
Permit #:
BIRP0000192383
Status:
final
Fee:
$371
Permit Type:
N/A
Building Type:
N/A
Lattice patio cover
Valuation:
$1,836
Permit #:
BIMI0000166994
Status:
Finaled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
***cancelled per customer's request**** deferred fire sprinklers for project 498696 approval 1747042 per affidavit (1-20 heads)
Valuation:
N/A
Permit #:
1987158
Status:
canceled
Fee:
$453
Permit Type:
N/A
Building Type:
N/A
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Robert J Porter License info
Verified License
| License # | 620533 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Robert J Porter at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 897740 |
| Status | Inactive |
| State | California |
| Type | Electrical |
| 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 Robert J Porter at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $12,500 |
Insured
| Workers Comp Provider | Preferred Employers Insurance Company |
12
Permits
- Building permit records show that Robert J Porter has worked on 12 permitted projects.
Robert J Porter Employees
RP
Robert James Porter
Sole Owner
RP
Robert John Porter
Owner