Updated: May 02, 2026
Location and Projects
Address
4653 Norwalk Dr L103, San Jose, CA, 95129
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Silicon Valley Mechanical
Silicon Valley Mechanical, 4653 Norwalk Dr, San Jose, CA holds a General Building license and 2 other licenses according to the California license board.
Their BuildZoom score of 112 ranks in the top 3% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Silicon Valley Mechanical, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Silicon Valley Mechanical Services
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Silicon Valley Mechanical Contact Information
Phone Number: (408) 665-0615
Address: 4653 Norwalk Dr L103, San Jose, CA 95129
Silicon Valley Mechanical San Jose
Quality
112
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Silicon Valley Mechanical has a BuildZoom score of 112, which places them above 97% of 336,931 contractors in California.
Activity
|
12 projects
|
2025 |
|
10 projects
|
2024 |
|
7 projects
|
2023 |
Our building permit records indicate that Silicon Valley Mechanical has worked on at least
29.0 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
|
Commercial Renovations |
|
14 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Silicon Valley Mechanical mostly works on
hvac project
and commercial renovation
projects.
Pricing
|
1 project
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
4 projects
|
$100k-$250k |
|
4 projects
|
$250k-$500k |
|
1 project
|
$500k-$1mil |
|
2 projects
|
$1mil+ |
The typical size of their permits is approximately $350,000. 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.
Building Permits by Silicon Valley Mechanical
This is a sample of this contractor's permits. Click here to access their complete permit history.
Commercial (alter) - tenant improvement (office)
2025-01-09
Tenant improvement to second level (cp 2b) for market ready life science spec lab. construction scope includes: 1. 6 617 sf of improvements to the east side of the second level cp 2b. 2. interior partitions doors window systems finishes & ceilings. 3. lab and architectural casework. 4. associated structural mechanical plumbing & electrical scope as required. revision #1 -deferred subm... see more
Valuation:
$1,741,196
Permit #:
BD-2022-286923
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Commercial (alter) - tenant improvement (office)
2025-01-09
Tenant improvement of 9 016sf to west side of 2nd level (cp 2a) for market ready life science lab. interior partition doors windows system finishes & ceilings. lab & architectural casework & associated mep work. revision #1 - deferred submittal: anchorage calculations for the new mechanical equipment along with seismic bracing for the duct and pipe. documents submitted are the 23.02.0... see more
Valuation:
$1,952,228
Permit #:
BD-2022-286922
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Scope of emergency generator permit is limited to only the emergency generators on the roof & the associated supporting infrustructure for operation of these generators. this includes installing (x5) diesel generators on the roof equipment anchorage and fuel oil supply lines within a new shaft
Valuation:
$2,500,000
Permit #:
202307051465
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Commercial (alter) - tenant improvement (office)
2025-01-09
Tenant improvement to level 1 spec suite (cp1) for market ready spec labs. construction scope includes: 1) 8 456sf of improvement to first level. 2) interior partitions doors window systems finishes & ceilings. 3) lab & architectural casework. 4) structural and mep's as required. rev #1 - main tenant improvement issued in error with outstanding comments unresolved. revision 1 is for r... see more
Valuation:
$2,708,777
Permit #:
BD-2022-286993
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Commercial (alter) - tenant improvement (new)
2024-10-10
Interior tenant improvement to the west side of the 3rd level cp 3a for market ready spec lab @ 9 028 sq ft. (1) interior partitions doors window systems finishes & ceilings. (2) lab and architectural casework. (3) associated structural and mep as required. revision #1 -deferred submittal: anchorage calculations for the new mechanical equipment. (cancelled 3/29/23) revision #2 - defer... see more
Valuation:
$3,069,430
Permit #:
BD-2022-286642
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Commercial (alter) - tenant improvement (new)
2024-10-10
Interior tenant improvement to the east side of the 3rd level cp 3b for market ready spec lab @ 8 364 sq ft. (1) interior partitions doors window systems finishes & ceilings. (2( lab and architectural casework. (3) associated structural mechanical plumbing & electrical scope as required. revision #1 -deferred submittal: anchorage calculations for the new mechanical equipment. (cancell... see more
Valuation:
$1,854,223
Permit #:
BD-2022-286641
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Commercial (alter) - tenant improvement (new)
2024-10-21
Interior tenant improvement to 4th floor for market ready spec lab @ 15 633 sq ft. scope of work includes (1) interior partitions doors window systems finishes & ceilings. (2) lab and architectural casework. (3) all associated structural mechanical plumbing & electrical as required. *revision #1 - deferred submittal: anchorage calculations for the new mechanical equipment along with s... see more
Valuation:
$3,276,807
Permit #:
BD-2022-286640
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Commercial (alter) - tenant improvement (office)
2024-10-07
Fashion island bldg- occupancy (b) ia - fully sprinklered- warm shell tenant improvement - fifth floor : 1. 15 975 sf of improvements to the fifth level 2. interior partitions doors window systems finishes & ceilings. 3. lab and architectural casework. 4. associated structural mechanical plumbing and electrical scope as required. (complete - b-f-m-e-p) revision 1 - anchorage calculati... see more
Valuation:
$3,152,008
Permit #:
BD-2022-286296
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Commercial (alter) - tenant improvement (office)
2024-09-06
New construction scope includes: 1. 14 596 sf of improvements to the seventh level 2. interior partitions doors window systems finishes & ceilings. 3. lab and architectural casework. 4. associated structural mechanical plumbing and electrical scope as required revision #1 - cp-7 mechanical equipment seismic bracing (rfi 3/2/23-issued 03152023) revision #2 - deferred submittal for the ... see more
Valuation:
$2,743,107
Permit #:
BD-2022-286149
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Commercial (alter) - tenant improvement (office)
2024-09-06
Cp-8 scope includes 12 514 sf of improvements to the eighth level including new interior partitions doors window systems finishes ceilings lab & architectural casework and associated mechanical plumbing and electrical scope revision 1 - cp-8 mechanical equipment seismic bracing (rfi 3/2/23-issued 03-15-23) revision #2: deferred submittal for anchorage of metal barriers on balconies fo... see more
Valuation:
$2,503,540
Permit #:
BD-2022-285986
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Scope of work: 1) installation of an exterior ground mounted 10 tall 5500 liter (1453 gallon) nitrogen tank installation on a 10 x10 precast pad 2) piping from nitrogen tank to sheet laser cutting system 3) install 6 new 3 tall bollards 4) installation of 100 lf of fence (by others) * we are in the u.s.a. and use the english system of measurement
Valuation:
$30,000
Permit #:
2025 135343 CI
Status:
issued
Fee:
$3,112
Permit Type:
Manufacturing
Building Type:
N/A
Commercial (alter) - tenant improvement (office)
2024-12-19
Core and shell work to the building and site infrastructure including a new service elevator e-gen transformer mechanical system for future research labs shafts and exhaust system & owner improvements on the first floor to prepare for market ready units. revision #1 - •civil - sewer line repair and gas meter relocation. •struc - addition beam penetration and detail. •mech - general co... see more
Valuation:
$8,591,822
Permit #:
BD-2022-285137
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Title 24 compliance: mechanical work. remodel 2 floor with new roof equipment with 5 new fan coil zones and 2 (e) exhause zones. new overhead ductwork and diffusers. ref tenant improvement. pa 202110140490
Valuation:
$415,000
Permit #:
202111011517
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
16 - manufacturing
Replace (4) rooftop units like for like - (2) 75 ton package units (2) 40 ton package units like for like
Valuation:
$865,000
Permit #:
B25-2243
Status:
issued
Fee:
$2,520
Permit Type:
N/A
Building Type:
N/A
Installation of two new water source heat pumps. installation of two water source heat pumps. one 3.5 ton unit on the first floor and one 5 ton unit on the third floor
Valuation:
$60,000
Permit #:
BLD2025-01537
Status:
final
Fee:
$995
Permit Type:
Alteration
Building Type:
N/A
- demolition of three 4, 877 sq. ft. existing buildings (b2 b3 and b5) - demolition of existing door and addition of new egress door in builsding d - 4, 000 sq. ft. of demolition of the north end and east end of gym auditorium in building c - 15, 254 sq. ft. of construction of the north end and east end of gym auditorium in building c - 38, 898 aq. ft. of construction of central cla... see more
Valuation:
$34,000,000
Permit #:
2019 147989 CI
Status:
applied
Fee:
N/A
Permit Type:
School/daycare
Building Type:
N/A
4.4.24- cancelled- this permit is superseded by bld22-67766 replacing two rtu's air conditioning 2 & air conditioning 3 like for like 1 provide one (1) new york 5t and one (1) new 8 ½ ton york unit 2 perform pre?job safety check. 3 loto 4 disconnect from existing gas lines condensate lines electrical and controls 5 crane to help lift old units off the roof and lift new units into plac... see more
Valuation:
$16,850
Permit #:
BLD21-62622
Status:
canceled
Fee:
$1,682
Permit Type:
N/A
Building Type:
N/A
Bellarmine school tenant improvement. scope of work to include: -ti for carney science center 2nd floor & basement -new interior finishes cabinets and mep work non structural no addition ***rcvd s9 rev for equip anchorage in maker lab***10.23.21
Valuation:
$850,000
Permit #:
2019 155157 CI
Status:
filed
Fee:
N/A
Permit Type:
School/daycare
Building Type:
N/A
New (2)sample port (1) 4 duplex sewage ejector system (1) new 3 rw service. (3) flextends for settelments (1) new domestic booster skid (5) lab waste and vents (4) sanitory waste/vents (1) 3 dcw riser for tenant space w/2 on every level (1) new 3 dcw prv (1) 3 3 cw connection to new booster roof to gas to all equipment. drains to all roof top equipment
Valuation:
N/A
Permit #:
PP20230907867
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish (12) water closets (12) laboratories (3)urinals 2 ada showers. demolish safe off and flag for removal of any piping taht needs to be capped back to mains. replace (11) water closets (10) laboratories and (3) urnials (3) new water closets laboratories (1) engineering office sink w/facet (1) 1/2 inch water supply for grab amd gp amd ada showers
Valuation:
N/A
Permit #:
PP20230907866
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Silicon Valley Mechanical Reviews
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Verified License
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Silicon Valley Mechanical License info
Verified License
| License # | 1063417 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Silicon Valley Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 992731 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning, Plumbing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Silicon Valley Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 708613 |
| Status | Inactive |
| State | California |
| Type | General Building, Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Corporation |
- 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 Silicon Valley Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
112
BuildZoom Score
Insured
| Insurer | Everest National Insurance Company |
Bonded
| Bonded Agent | Great American Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Travelers Property Casualty Company Of America |
322
Permits
- Building permit records show that Silicon Valley Mechanical has worked on 322 permitted projects.