Location and Projects
Address
5433 Gold Spike Rd, Portola, CA, 96122
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A-1 Construction Photos
A-1 Construction Engineer
A-1 Construction, 5433 Gold Spike Rd, Portola, CA (Employees: Julius Vegvary, Julius Vegvary, and Kenneth Dwayne Sisk) holds a General Building license and 15 other licenses according to the California license board.
Their BuildZoom score of 104 ranks in the top 9% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring A-1 Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
A-1 Construction Services
Start a project today:
Custom Home Build
New Home Construction
Other Residential New Const...
Multi-Room Remodel
Kitchen Remodel
Bathroom Remodel
Basement Remodel
Medium Multi-Family Remodel...
Other Residential Remodel
Office Renovation
Restaurant Renovation
Retail Renovation
Other Commercial Renovation
Roofing
Boiler/Water Heater
Fire Sprinkler Systems
Gas and Piping
Electrical Work
Hardwood Flooring
Carpets
Laminate Flooring
Other Flooring
Siding
Stucco and Exterior Plastering
Other Exteriors
Decks and Porches
Doors and Windows
Framing
Other Carpentry
Backsplash and Countertops
Stonework
Tile Flooring
Other Stone and Tile
Drywall
Interior Plaster
A-1 Construction Contact Information
Phone Number: (925) 876-2464
Address: 5433 Gold Spike Rd, Portola, CA 96122
A-1 Construction Portola
Quality
104
91st percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
A-1 Construction has a BuildZoom score of 104, which places them above 91% of 336,931 contractors in California.
Activity
|
3 projects
|
2025 |
|
2 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that A-1 Construction has worked on at least
8.0 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.
Pricing
|
4 projects
|
$5k-$20k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $10,000. This graph shows the distribution of these job values.
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.
2 bathroom(s).bathroom remodel for residential buildings (no structural changes). replacement of damaged framing members (less than 10% of replacement cost of building) for single family dwellings and duplex (not including decks)
Valuation:
$12,000
Permit #:
25016-90000-05577
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Veterinary medical & surgery group: relocation of existing temporary mri trailer unit from front to rear of building. new concrete slab & support foundation pads new electrical connection new access stair & lift additional exit door and new fencing with exit gates
Valuation:
$10,000
Permit #:
PEMP-04-23-2511
Status:
issued
Fee:
N/A
Permit Type:
Plck: commercial
Building Type:
N/A
Veterinary medical & surgery group: relocation of existing temporary mri trailer unit from front to rear of building. new concrete slab & support foundation pads new electrical connection new access stair & lift additional exit door and new fencing with exit gates
Valuation:
$10,000
Permit #:
COMP-01-23-0291
Status:
issued
Fee:
N/A
Permit Type:
Plck: alteration-...
Building Type:
N/A
Remodel to an (e) single family dwelling to convert (e) dining room into a (n) mstr bedroom remodel (e) kitchen remodel (e) mstr bedroom (n) 407 sf permeable deck in the rear yard. no addition of floor area to single family dwelling. comply with department order effective date 06/24/2020. permit will expire 30 days from issuance date
Valuation:
$29,200
Permit #:
20016-10000-16139
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Interior non-structural remodel kitchen (2) bathrooms addition (2) non-bearing walls for closet replace (3) windows & garage door exterior lights stucco color coat (cp22010049)(90 day permit) -- permit extended
Valuation:
$25,000
Permit #:
BS2204453
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family res...
Excavate down to new patio & basement level from extg back yard & basement level sequentially using hand dug pits as per the demolition & sequencing plan. form new patio & basement level walls & foundation which are to extend up to extg basement level walls. ref app#201907236623
Valuation:
$75,000
Permit #:
201910215065
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
5 new led trims remove and replace 16 existing receptacles replace 10 switches
Valuation:
N/A
Permit #:
25041-10000-21697
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Interior remodel the (e) upstairs bathroom and downstairs kitchen and bathroom to create a new bathroom and laundry room and replace a beam. all work per engineering
Valuation:
$35,000
Permit #:
21016-20000-16157
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Replace kitchen sink & faucet bathroom vanity sink faucet
Valuation:
N/A
Permit #:
25042-10000-08866
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
New on grade 3 story m and b occupancy commercial complex. 6522 s.f. 09/13/2019: changes to permit: change of contractor on record
Valuation:
N/A
Permit #:
BB1730303
Status:
complete
Fee:
N/A
Permit Type:
New
Building Type:
N/A
2nd floor addition over existing garage 515 sqft master bed and bathroom and walk-in closet (3 beds to 4 beds/2 baths to 3 b
Valuation:
$85,000
Permit #:
B-20-1177
Status:
issued
Fee:
$1,006
Permit Type:
N/A
Building Type:
N/A
Fire damage repair of portion of roof framing of (e) restaurant- remove and replace damaged roof rafters ceiling joists and beam only. demolish none bearing partitions furniture and finishes. shell only for restaurant. see comments. (all interior t. i. shall be under separate permit)
Valuation:
$65,000
Permit #:
17016-10000-14946
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
1st fl: (n) bedroom (n) laundry (n) bathroom. 2nd fl: (n) bedroom relocate stairs to 1st fl kitchen remodel new skylights
Valuation:
$130,000
Permit #:
202212309478
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
New single family dwelling with raised foundation (4) bedroom and single story 2 999 sf with 827 sf attached patio
Valuation:
N/A
Permit #:
C22-000217
Status:
issued
Fee:
$16,393
Permit Type:
N/A
Building Type:
Building
Fire damage repair of portion of southeast corner of residence. replace (8) windows insulation and stucco as indicated. all work to match existing. u fator shall not exceed 0.32. all original stickers must remain on windows until after inspection. all bedroom windows must meet egrees requirements 08/09/2019 revision - rewiring house 120a panel; (14) circuits- kitchen remodel water hea... see more
Valuation:
N/A
Permit #:
PMT19-03304
Status:
final
Fee:
$509
Permit Type:
N/A
Building Type:
N/A
T.i.including partitions ceiling and ada toilets upgrades. complete interior remodel
Valuation:
N/A
Permit #:
BB2117576
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Upgrade electrical service from single phase to three phase 480 volt 200 amp panel
Valuation:
N/A
Permit #:
E22-000681
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
Three toilet 4 sink 3 water heater one extension water serive one backflow device
Valuation:
N/A
Permit #:
BP2002535
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
New sfd: 4 bedroom 3.5 bths attached 2 car garage demolish existing resubmittal #1 azs 07-18-16 - response to building & pw plan check - drainage index t/24 calcs compressor location notes elevation connection details radiant barrier insulation electrical vehicle charger revision # 1 - pvt - 02/28/2017 floor joist removed from boxed windows. beam connection detail change added new bea... see more
Valuation:
N/A
Permit #:
BLD2016-00723
Status:
final
Fee:
$27,398
Permit Type:
N/A
Building Type:
N/A
Legilize addition (355 s.f.) interior remodel addition to finish floor & roof to match (e) heights addition extension. (n) doors & windows per plan to match existing. new or relocated hvac or electrical service requires separate permits. ***5/16/16 revision to original permit to reflect changes to scope of work: change approvel laundry room into powder room and existing closet in fami... see more
Valuation:
N/A
Permit #:
BCB1514552
Status:
complete
Fee:
N/A
Permit Type:
Dwelling/duplex
Building Type:
N/A
A-1 Construction Reviews
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Verified License
BuildZoom confirmed this contractor's license
A-1 Construction License info
Verified License
| License # | 958128 |
| Status | Active |
| State | California |
| Type | General Building |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for A-1 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 # | 714786 |
| Status | Active |
| State | California |
| Type | General Building |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for A-1 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 # | 843510 |
| Status | Active |
| State | California |
| Type | General Building |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for A-1 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 # | 785784 |
| Status | Active |
| State | California |
| Type | General Building |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for A-1 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 # | 690238 |
| Status | Active |
| State | California |
| Type | General Engineering |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for A-1 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 # | 716695 |
| Status | Active |
| State | California |
| Type | Plumbing, General Building, General Engineering |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for A-1 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 # | 958128 |
| Status | Active |
| State | California |
| Type | General Building |
| Class | B |
- BuildZoom has not verified this license since March, 2025.
Verify this license's status for A-1 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 # | 781745 |
| Status | Inactive |
| State | California |
| Type | General Building |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for A-1 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 # | 687388 |
| Status | Inactive |
| State | California |
| Type | General Building |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for A-1 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 # | 669208 |
| Status | Inactive |
| State | California |
| Type | General Building |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for A-1 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 # | 650932 |
| Status | Inactive |
| State | California |
| Type | General Building |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for A-1 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 # | 504375 |
| Status | Inactive |
| State | California |
| Type | General Building |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for A-1 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 # | 600118 |
| Status | Inactive |
| State | California |
| Type | General Building |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for A-1 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 # | 901498 |
| Status | Inactive |
| State | California |
| Type | General Building |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for A-1 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 # | 910265 |
| Status | Inactive |
| State | California |
| Type | General Building, Concrete |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for A-1 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 # | 545402 |
| Status | Inactive |
| State | California |
| Type | General Engineering |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for A-1 Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
104
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Starnet Insurance Company |
233
Permits
- Building permit records show that A-1 Construction has worked on 233 permitted projects.
A-1 Construction Employees
JV
Julius Vegvary
Sole Owner
JV
Julius Vegvary
Sole Owner
KS
Kenneth Dwayne Sisk
Sole Owner
RV
Robert Warren Vladyka
Sole Owner