Updated: Apr 19, 2026
Location and Projects
Address
2556 AUSTIN PLACE, Santa Clara, CA, 95050
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Cosmo Construction Inc
Based in Santa Clara, Cosmo Construction Inc specializes in residential and commercial building projects throughout the South Bay area. The company’s portfolio includes new home construction, whole home remodels, kitchen and bathroom renovations, and home additions. Serving homeowners as well as local businesses, Cosmo Construction Inc manages projects from initial design to final build. The team utilizes contemporary building materials and methods to deliver energy-efficient and modern spaces. Cosmo Construction Inc also undertakes tenant improvements and office remodels for small and mid-sized businesses, providing both interior and exterior updates for retail and office properties. With nine years in operation, the company has experience coordinating permitting and inspections for projects in Santa Clara, Sunnyvale, and surrounding communities.
Cosmo Construction Inc Services
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Cosmo Construction Inc Contact Information
Phone Number: (408) 595-9036
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Address: 2556 AUSTIN PLACE, Santa Clara, CA 95050
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Cosmo Construction Inc Santa Clara
Quality
108
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Cosmo Construction Inc has a BuildZoom score of 108, which places them above 95% of 336,931 contractors in California.
Activity
|
11 projects
|
2025 |
|
8 projects
|
2024 |
|
4 projects
|
2023 |
Our building permit records indicate that Cosmo Construction Inc has worked on at least
23.0 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
|
6 projects
|
Home Additions |
|
7 projects
|
Kitchen remodels |
|
5 projects
|
Multi-room remodels |
Analyzing permits over the last 4 years shows that Cosmo Construction Inc mostly works on
kitchen remodel
and home addition
projects.
Pricing
|
2 projects
|
< $5k |
|
5 projects
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
3 projects
|
$50k-$100k |
|
3 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
|
1 project
|
$1mil+ |
The typical size of their permits is approximately $30,696. 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 Cosmo Construction Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Scope of work: - construct a (n) 1 558 2nd sty floor to (e) 1 sty sf main residence; to include 3 bedrooms 3 bathrooms office 2 balconies at 215 sq ft and an unfinished 712 sq ft attic - 258 sq ft (n) addition to (e) 1st floor of main residence - (n) 410 sq ft addition of attached covered front porch - remodel (e) kitchen and convert (e) front bedroom to living/dining room - raise all... see more
Valuation:
$373,931
Permit #:
2023 120359 RS
Status:
final
Fee:
$3,440
Permit Type:
Single-family
Building Type:
N/A
Scope of work: -construct 482 sq. ft addition to addition (n) bedroom bathroom walk-in closet and entry. -remodel kitchen. addition (n) island. remove non-bearing wall between kitchen and living room. -remodel 2 hallway bathrooms. -demo (e) fireplace in living. -construct 66 sq. ft. (n) covered front porch. -convert 42 sq. ft. of garage to living. -relocate washer and dryer water heat... see more
Valuation:
$146,992
Permit #:
2022 704001 RS
Status:
issued
Fee:
$1,728
Permit Type:
Single-family
Building Type:
N/A
Scope of work: -construct (n) 525 sq. ft. left side addition for two (n) bedrooms (n) bathroom and expand family room. -install (n) electrical fireplace insert. -(e) fireplace to be removed. -install (n) 4x2 velux skylight in betwen (e) family room/(e) kitchen. ***minor kitchen remodel is in seperate permit 24-104662 under inspection*** **10/28/24 revision scope: -changed addition to ... see more
Valuation:
$84,160
Permit #:
2024 087934 RS
Status:
issued
Fee:
$2,079
Permit Type:
Single-family
Building Type:
N/A
Scope of work: - convert (e) family room and (e) partial garage to a (n) 712 sq ft adu at main residence - adu consist of 1 bathroom kitchen dining/living/bedroom area - install (n) ductless mini split
Valuation:
$119,167
Permit #:
2023 120328 RS
Status:
final
Fee:
$1,078
Permit Type:
2nd unit added
Building Type:
N/A
First floor - addition of 452 sq. ft. to the front of the house as new entry living room and brdroom - addition of 75 sq. ft. to the rear of the house as extension of the dining room - addition of 53 sq. ft. to the front of the existing attached garage - addition of 31 sq. ft. covered front porch - addition of 126 sq. ft. rear covered porch - 850 sq. ft. of interior remodel including ... see more
Valuation:
$207,572
Permit #:
2019 121410 RS
Status:
final
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
Install (n) non-bearing interior partial height walls and partial height furred wall install (n) electrical receptacles switches and ceiling outlets. provide (n) washer/dryer utility box & washer/dryer appliance. remove & replace (e) water heater. install 8 (n) pedicure chairs including the required electrical outlets & plumbing connections. install new finishes install new furniture.... see more
Valuation:
$40,000
Permit #:
BLD2024-04380
Status:
complete
Fee:
$2,048
Permit Type:
Alteration
Building Type:
N/A
(n) 1000 sf detached adu on top of an (e) 400 sf garage with a (n) 160 sf covered balcony. outdoor slab on grade uncovered deck porch and stairs down to garage 556.38 sf
Valuation:
N/A
Permit #:
DEV21-0576
Status:
issued
Fee:
$9,115
Permit Type:
N/A
Building Type:
N/A
Addition to 1st and second floors - (1415.14 sf); remodel other - (692.74 sf); remodel (3) bathrooms - (154.24 sf); (n) portch - (42.08 sf); (n) balcony - (96.66 sf); (n) gazebo - (120.3 sf) rev#1 - relocate bathroom fixturesl showers and vanities - master bathroom and bathroom #2 - approved 9/5/2023
Valuation:
N/A
Permit #:
BLD-2020-1991
Status:
issued
Fee:
$18,719
Permit Type:
N/A
Building Type:
N/A
Unit c- replace hvac unit due to leak
Valuation:
$100
Permit #:
M25-127
Status:
final
Fee:
$311
Permit Type:
N/A
Building Type:
N/A
Scope of work: - convert (e) living room to a (n) 375 sq ft jadu at main residence - jadu consist of kitchenette bedroom/living/dining area
Valuation:
$62,764
Permit #:
2023 120333 RS
Status:
final
Fee:
$1,078
Permit Type:
2nd unit added
Building Type:
N/A
Remodel
Valuation:
$1,379,160
Permit #:
24-2495
Status:
issued
Fee:
$24,239
Permit Type:
N/A
Building Type:
N/A
A 283 sf addition with 1, 353 sf remodel to an existing residential home. addition to include master bathroom walk-in closet bedroom and family room. remodel area to include bedrooms hallway master bedroom living and dining room. mechanical to remain and be extended as needed for addition and remodel. plumbing and electrical to be modified as needed for addition and remodel. addedum 1... see more
Valuation:
$223,125
Permit #:
BLD2020-02268
Status:
complete
Fee:
$10,214
Permit Type:
Addition
Building Type:
N/A
Addition of 596 sq ft to an existing two story single family residence 1) addition of 298 sq ft at first floor for master suite 2) addition of 298 sq ft at second floor for sitting area and walk in close 3) interior alteration at second floor bathroom alteration
Valuation:
$75,832
Permit #:
2021 019836 RS
Status:
final
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
Addition & alterations with calcs scope of work: 1) construct rear addition as master bedroom 2) convert existing bedroom to bathroom
Valuation:
$75,485
Permit #:
2022 668625 RS
Status:
issued
Fee:
$1,115
Permit Type:
Single-family
Building Type:
N/A
Scope of work: -complete rebuild fire damaged 1304 sq ft single family residence & 450 sq ft attached garage
Valuation:
$193,452
Permit #:
2021 027039 RS
Status:
issued
Fee:
N/A
Permit Type:
Single-family
Building Type:
N/A
Upgrade main electrical panel from 100amps to 200 am relocation
Valuation:
$8,500
Permit #:
E25-336
Status:
issued
Fee:
$176
Permit Type:
N/A
Building Type:
N/A
Main electrical panel relocate and upgrade from 100amps to 200amps
Valuation:
$8,000
Permit #:
BLD2026-02041
Status:
issued
Fee:
$309
Permit Type:
N/A
Building Type:
N/A
Remodel hall bathroom 1st floor like for like none structure
Valuation:
$19,000
Permit #:
BLD2025-06243
Status:
complete
Fee:
$776
Permit Type:
Other
Building Type:
N/A
Upgrade main electrical panel from 125am to 200am. at same location. installation shall meet pg&e green code and 2022 electrical codes
Valuation:
$5,000
Permit #:
LPC2024-00835
Status:
final
Fee:
$268
Permit Type:
N/A
Building Type:
N/A
Convert (e) 2nd story open/void area to floor area (1 bedrm). replace (e) fixed windows with operable windows - like for like replacements
Valuation:
$3,146
Permit #:
2022 667254 RS
Status:
issued
Fee:
$952
Permit Type:
Single-family
Building Type:
N/A
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Cosmo Construction Inc License info
Verified License
| License # | 1074478 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Cosmo Construction Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
108
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | National Fire Insurance Company Of Hartford |
36
Permits
- Building permit records show that Cosmo Construction Inc has worked on 36 permitted projects.
Cosmo Construction Inc Employees
TV
Thang Duc Vu
Ceo / President
VP
Vu Anh Pham
Rmo