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Location and Projects

Address
1617 CARL AVE, Milpitas, CA, 95035
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Welco Construction Inc

Serving Milpitas and the surrounding Bay Area, Welco Construction Inc specializes in commercial and residential construction projects. With a decade of experience, the company handles a range of work including new builds, remodeling, and tenant improvements. Their portfolio features projects such as office renovations, custom home construction, and retail space build-outs. Welco Construction works with property owners, developers, and businesses to complete projects that align with specific client needs and local building codes. The team employs contemporary construction methods for both structural and interior projects, aiming to deliver functional and lasting results. Welco Construction operates throughout Santa Clara County, taking on projects of various scales in both suburban and urban settings.

Welco Construction Inc Contact Information

Phone: (408) 838-4054 Edit
Address: 1617 CARL AVE, Milpitas, CA 95035 Edit

Welco Construction Inc Milpitas

Quality

108
95th percentile
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
Welco Construction Inc has a BuildZoom score of 108, which places them above 95% of 336,931 contractors in California.

Activity

12 projects
2025
9 projects
2024
6 projects
2023
Our building permit records indicate that Welco Construction Inc has worked on at least 27.0 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.

Experience

5 projects
New Constructions
11 projects
Kitchen remodels
5 projects
Multi-room remodels
Analyzing permits over the last 4 years shows that Welco Construction Inc mostly works on kitchen remodel and multi-room remodel projects.

Pricing

1 project
< $5k
6 projects
$5k-$20k
4 projects
$20k-$50k
3 projects
$50k-$100k
1 project
$100k-$250k
1 project
$250k-$500k
Value Not Public: 9.0 projects
The typical size of their permits is approximately $32,280. 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.

Building Permits by Welco Construction Inc

Sort by: Notable Notable | Date Date | Job Value Job Value
1 & 2 family detached dwellings
2025-05-09
Only like for like replacements of plumbing mechanical and electrical sub trades fixtures in similar locations is allowed under this building permit. ** 3/21/25 revised permit to correct the property address for an online permit (hm)
Valuation:
N/A
Permit #:
2025 098604 RS
Status:
final
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
1 & 2 family detached dwellings
2025-09-11
1) remove stucco and install plywood and stucco to all exterior walls of single family residence. 2) r/r windows in same framed openings. same sizes same locations. no header changes
Valuation:
$80,554
Permit #:
2025 129629 RS
Status:
issued
Fee:
$81
Permit Type:
Single-family
Building Type:
N/A
Building permit
2025-09-05
Remove wall between kitchen and dining room; remove pantry closet; new vaulted ceiling; new kitchen; upgrade the electrical sub panel in the garage
Valuation:
$30,000
Permit #:
BLD2025-05711
Status:
complete
Fee:
$3,734
Permit Type:
Alteration
Building Type:
N/A
Single family or duplex
2025-05-23
Fang residence detached adu: construct (2) bedroom (2) bathroom
Valuation:
N/A
Permit #:
B-BP25-0112
Status:
issued
Fee:
$7,958
Permit Type:
Detached adu
Building Type:
N/A
Building permit
2022-11-22
Remove interior wall between kitchen and living room. kitchen and bathroom remodel. upgrade electrical panel and subpanel new furnace and air conditioning upgrade existing insulation in attic and exterior wall install new electrical outlets and wiring
Valuation:
$60,000
Permit #:
BLD2022-07829
Status:
complete
Fee:
$2,577
Permit Type:
N/A
Building Type:
N/A
Single family (alteration/repair) - alter
2025-04-18
1. kitchen and bathroom remodel (2) - bathrooms like for like 2. whole house rewire 3. upgrade electrical main panel from 100 amp to 200 amp
Valuation:
$50,000
Permit #:
BD-2024-296633
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building permit
2023-03-09
Remodeling kitchen take off existing kitchen counter top and cabinet. install new cabinet and counter. replacing sub-panel in the garage
Valuation:
$14,000
Permit #:
BLD2023-05707
Status:
complete
Fee:
$794
Permit Type:
Alteration
Building Type:
N/A
Single family dwelling
2025-04-02
Remodel & interior demolish of illegal work *conditions
Valuation:
N/A
Permit #:
BLD2025-0053
Status:
issued
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Liang residence: replace hallway & bathroom walls
Valuation:
N/A
Permit #:
B-RV25-0063
Status:
issued
Fee:
$260
Permit Type:
Revision
Building Type:
N/A
Address change
2025-05-23
Fang residence: addressing for detached adu
Valuation:
N/A
Permit #:
B-AC25-0004
Status:
issued
Fee:
$732
Permit Type:
Detached adu
Building Type:
N/A
Residential kitchen and bathroom remodel like for like
2024-08-08
Kitchen remodel 2 bathrooms remodel replace subpanel at same location
Valuation:
$85,000
Permit #:
BLD2025-01015
Status:
complete
Fee:
$15
Permit Type:
N/A
Building Type:
N/A
Building permit
2023-11-10
Kitchen remodel new cabinets upgrade electrical subpanel
Valuation:
$18,000
Permit #:
BLD2023-10514
Status:
complete
Fee:
$876
Permit Type:
Alteration
Building Type:
N/A
Regular building permit
2023-08-07
Upgrade electrical sub-panel; kitchen and bathroom remodel like for like. fixtures and appliance will remain in same location. change out vent fans and kitchen hood
Valuation:
$70,000
Permit #:
BLD23-70195
Status:
final
Fee:
$903
Permit Type:
N/A
Building Type:
N/A
Single family or duplex
2023-04-19
Lu residence: remodel kitchen and (2) bathrooms
Valuation:
$35,000
Permit #:
B-BP23-0102
Status:
final
Fee:
$1,265
Permit Type:
Kitchen & bathroo...
Building Type:
N/A
Building permit
2022-12-20
Addition partition walls to (e) laundry room to create a full bathroom for the den located on first floor
Valuation:
$20,000
Permit #:
BLD2022-01759
Status:
complete
Fee:
$1,445
Permit Type:
Alteration
Building Type:
N/A
Alterations residential
2025-08-12
Kitchen and bathroom remodel
Valuation:
$30,000
Permit #:
B25-1571
Status:
issued
Fee:
$2,935
Permit Type:
Kitchen/bathroom ...
Building Type:
N/A
Kitchen remodels new cabinets bathroom remodel like for like
Valuation:
$50,000
Permit #:
B2023-0409
Status:
final
Fee:
$2,062
Permit Type:
Interior remodel
Building Type:
N/A
Single family or duplex
2024-07-29
Liang residence: addition of 520 sf to expand dining room an
Valuation:
$350,000
Permit #:
B-BP24-0065
Status:
issued
Fee:
$9,989
Permit Type:
Remodel-addition
Building Type:
N/A
Remodel residential
2025-08-05
Kitchen remodel
Valuation:
$34,560
Permit #:
25-1501
Status:
issued
Fee:
$1,515
Permit Type:
N/A
Building Type:
N/A
Fang residence: upgrade main to 400a
Valuation:
N/A
Permit #:
B-EL24-0134
Status:
issued
Fee:
$490
Permit Type:
Electrical
Building Type:
N/A

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