Updated: Jun 02, 2026
Location and Projects
Address
3865 Owens River Ln, Ontario, CA, 91761
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Aljohn Builders Construction
Aljohn Builders, 3865 Owens River Ln, Ontario, CA (Employee: Ernesto Viray Manangan) holds a General Building license according to the California license board.
Their BuildZoom score of 95 ranks in the top 22% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Aljohn Builders, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Aljohn Builders Services
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Aljohn Builders Contact Information
Phone Number: (909) 319-7380
Address: 3865 Owens River Ln, Ontario, CA 91761
This is a sample of this contractor's permits. Click here to access their complete permit history.
Proposed 2nd floor addition of master bedroom bathrm and loft @ 575 s/f. enlarge existing family room @ 66 s/f addition laundry @ 37 s/f @ 1 st floor and addition game room in back of garage @ 236 s/f
Valuation:
N/A
Permit #:
BLD2006-01447
Status:
final
Fee:
N/A
Permit Type:
General
Building Type:
N/A
Re-roof with class a or b material weighing less than 6 pound per sq. ft. (plywood over existing)
Valuation:
N/A
Permit #:
10016-10000-16508
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
44 of 6 high block wall at rear of property between 2603 redpine place and 3412 evergreen dr painting and repair permitted lattice patio
Valuation:
N/A
Permit #:
B201101006
Status:
final
Fee:
$130
Permit Type:
Block wall
Building Type:
N/A
Replacing 2 sinks 2 water heaters w vents and 8 piping fixtures in duplex
Valuation:
N/A
Permit #:
98042-50000-04439
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Relocate 2 panels - addition 4 new branch circuits (2 ea. panel) to duplex
Valuation:
N/A
Permit #:
98041-50000-06368
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Bedroom/bath addition 617 sf school fees paid to chino valley
Valuation:
N/A
Permit #:
B200300488
Status:
final
Fee:
$1,212
Permit Type:
Residential addition
Building Type:
N/A
Residential addition - new dinning room & new bedroom (227 sf)
Valuation:
N/A
Permit #:
PMT2004-02345
Status:
final
Fee:
$354
Permit Type:
N/A
Building Type:
N/A
Install electrical services for addition and remodel
Valuation:
N/A
Permit #:
ELE2007-00677
Status:
final
Fee:
N/A
Permit Type:
Electrical permit
Building Type:
N/A
480 sf solid patio w/electric & gas to bbq
Valuation:
$17,064
Permit #:
BPT080111
Status:
FINAL
Fee:
$308
Permit Type:
N/A
Building Type:
N/A
Upgrade electrical service to 200 amps
Valuation:
N/A
Permit #:
B200305356
Status:
final
Fee:
$54
Permit Type:
Electrical
Building Type:
N/A
Type demolitions - others. demolish swimming pool per city requirementsview pdf file
Valuation:
N/A
Permit #:
96017
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Ref b01-01980. 6 lights 6 outlets 6 switches and upgrade meter to 100amp
Valuation:
N/A
Permit #:
E02-00214
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
258 sf solid patio cover
Valuation:
N/A
Permit #:
B9807884
Status:
issued
Fee:
N/A
Permit Type:
Combo
Building Type:
N/A
Addition 1 bedroom 1 bathroom and kitchen nook. (352 sf) and patio deck 144 sf
Valuation:
N/A
Permit #:
B200401836
Status:
final
Fee:
$908
Permit Type:
Residential addition
Building Type:
N/A
City standard p/l blk wall between 3876 lytle creek lp & 3900 klamath river rd 125 x 6'h (ex pilasters to remain)
Valuation:
N/A
Permit #:
B200405483
Status:
final
Fee:
$132
Permit Type:
Miscellaneous
Building Type:
N/A
1 bathtub 1 washer 1 washbasin and 1 water closet
Valuation:
N/A
Permit #:
P02-00159
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
144 sq ft patio cover
Valuation:
$1,908
Permit #:
B0301469
Status:
expired
Fee:
$104
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Aljohn Builders License info
Verified License
| License # | 616383 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Aljohn Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
Bonded
| Bonded Agent | Hudson Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Norguard Insurance Company |
13
Permits
- Building permit records show that Aljohn Builders has worked on 13 permitted projects.
Aljohn Builders Employees
EM
Ernesto Viray Manangan
Sole Owner