Updated: Jul 03, 2026
Location and Projects
Address
PO BOX 6721, Lancaster, CA, 93539
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ALPha Builders Plumber
ALPha Builders, Lancaster, Po Box 6721, Lancaster, CA (Owned by: Chester John Jagiello Jr) holds a General Building, Masonry license and 4 other licenses according to the California license board.
Their BuildZoom score of 101 ranks in the top 12% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring ALPha Builders, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
ALPha Builders Services
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ALPha Builders Contact Information
Phone Number: (805) 701-4508
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Address: PO BOX 6721, Lancaster, CA 93539
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ALPha Builders Lancaster
Quality
101
88th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
ALPha Builders has a BuildZoom score of 101, which places them above 88% of 336,931 contractors in California.
Activity
|
5 projects
|
2025 |
|
1 project
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that ALPha Builders has worked on at least
7.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
4 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that ALPha Builders mostly works on
plumbing project
projects.
Pricing
|
1 project
|
$5k-$20k |
|
1 project
|
$20k-$50k |
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Reroof with 33 sqrs comparable shingle roofing. existing solid sheathing. re-roof with class a or b material weighing less than 6 pounds per sq. ft. for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for non-residential buildings per title 24 part 6 section 149(b)
Valuation:
$6,600
Permit #:
22016-90000-34211
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Convert (e) attached garage into a (n) 20'-0 x 19'-0 accessory dwelling unit to comply with gcs 65852.2(e)(1)(a) per engineering
Valuation:
$38,000
Permit #:
23016-20000-26453
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Re-roof with class a or b material weighing less than 6 pounds per sq. ft. over existing solid sheathing ___12___squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for non-... see more
Valuation:
$7,000
Permit #:
19016-10000-36971
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Service upgrade 200 amps 2 gang meter, servicing 9455 natick ave and adu 9453 natick ave
Valuation:
N/A
Permit #:
20041-90000-18868
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
(1) bathroom remodel for residential buildings (no structural changes)
Valuation:
$6,500
Permit #:
21016-30000-09970
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install (1) new bathtub-shower-toilet and r/r: (1) bathtub-shower-toilet
Valuation:
N/A
Permit #:
21042-30000-07758
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Replacement of an electrical panel
Valuation:
N/A
Permit #:
22041-90000-11886
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Install a hose bib vacuum bracket
Valuation:
N/A
Permit #:
22042-90000-05669
Status:
expired
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Outward hose water jet to be fix
Valuation:
N/A
Permit #:
22042-90000-24193
Status:
expired
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
House front lights to be fix
Valuation:
N/A
Permit #:
22041-90000-58934
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Replacement of existing electrical panel using a 200 amps
Valuation:
N/A
Permit #:
21041-90000-84936
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
2 gang electrical meter; servicing 1257-1259 s. westchester pl. and re wire house
Valuation:
N/A
Permit #:
20041-20000-00756
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
200 amps two gang panel 100 for the existing house and 100 for the adu
Valuation:
N/A
Permit #:
20041-90000-19739
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Replace a hose bibb
Valuation:
N/A
Permit #:
21042-90000-53032
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Replace a water heater
Valuation:
N/A
Permit #:
20042-90000-10554
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Service upgrade 200 amps 2 gang meter servicing 321 &321 1/2 n union ave
Valuation:
N/A
Permit #:
19041-10000-47065
Status:
expired
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Utility installation water gas sewer
Valuation:
N/A
Permit #:
20042-90000-10991
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Replace water heater
Valuation:
N/A
Permit #:
20042-20000-00434
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Install 200 amp 2 gang meter to serve 10955 and 10957 roscoe blvd
Valuation:
N/A
Permit #:
18041-20000-43397
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
(n) detached 3-car garage 990 sq ft
Valuation:
$55,000
Permit #:
1709220022
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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ALPha Builders Reviews
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Verified License
BuildZoom confirmed this contractor's license
ALPha Builders License info
Verified License
| License # | 908955 |
| Status | Active |
| State | California |
| Type | General Building, Masonry |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for ALPha Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 975233 |
| Status | Active |
| State | California |
| Type | Masonry, General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for ALPha Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 732366 |
| Status | Inactive |
| State | California |
| Type | General Building |
| 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 ALPha Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 687120 |
| Status | Inactive |
| State | California |
| Type | General Building |
| 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 ALPha Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 776340 |
| Status | Inactive |
| State | California |
| Type | General Building |
| 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 ALPha Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
101
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
33
Permits
- Building permit records show that ALPha Builders has worked on 33 permitted projects.
ALPha Builders Employees
CB
Carrasco Coronado Baldo
Owner
CJ
Chester John Jagiello Jr
Owner
DC
Dale Gordon Cotton
Qualify Partner
GC
Gordon Clarence Cotton
General Partner
JP
Joe Luis Dubon Perez
Owner
LD
Luz Elena Dubon
Officer