Updated: Apr 15, 2026
Location and Projects
Address
605 NUTTMAN ST, Santa Clara, CA, 95054
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De Bella Mechanical Inc
De Bella Mechanical Inc, 605 Nuttman St, Santa Clara, CA (Employee: Broadway Mechanical - Contract) holds a Insulation And Acoustical license and 5 other licenses according to the California license board.
Their BuildZoom score of 106 ranks in the top 7% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring De Bella Mechanical Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
De Bella Mechanical Inc Contact Information
Phone Number: (408) 758-7144
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Address: 605 NUTTMAN ST, Santa Clara, CA 95054
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De Bella Mechanical Inc Santa Clara
Quality
106
93rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
De Bella Mechanical Inc has a BuildZoom score of 106, which places them above 93% of 336,931 contractors in California.
Activity
|
6 projects
|
2025 |
|
1 project
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that De Bella Mechanical Inc has worked on at least
9.0 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
|
1 project
|
$5k-$20k |
|
3 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
3 projects
|
$250k-$500k |
|
1 project
|
$500k-$1mil |
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 De Bella Mechanical Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace the same chiller in existing fenced screened enclosure located at the back of the building no change in height scope of work: 1) install (n) 150 ton chiller on (e) external elevated platform and upgrade (e) elevated platform with calcs. 2) replace (e) 150 ton chillder with (n) 150 ton chillder with calcs
Valuation:
$327,134
Permit #:
2025 119030 CI
Status:
final
Fee:
$3,318
Permit Type:
Manufacturing
Building Type:
N/A
Building 04-0450 allen building - install and anchor new aml bonder tool in l101 & intlvac tool in l115 include minor electrical and mechanical alterations
Valuation:
N/A
Permit #:
DEV25-1514
Status:
issued
Fee:
$9,761
Permit Type:
N/A
Building Type:
N/A
Scope of work: 1) install argon and oxygen cylinders and distribution 2) install (1) o2 distribution panel ** ozone generator is existing
Valuation:
$32,000
Permit #:
2025 103354 CI
Status:
final
Fee:
$6,518
Permit Type:
R & d lab
Building Type:
N/A
Existing tenant's equipment installation no exterior work no calcs scope of work: 1) install new wet deck in existing cleanroom 2) connect new wet deck to existing exhaust cda hn2 di water and acid waste drain systems
Valuation:
$35,800
Permit #:
2022 705626 CI
Status:
final
Fee:
$6,390
Permit Type:
R & d lab
Building Type:
N/A
Install fume hood and lift station in awn room 130 with calcs scope of work: 1) install fume food to existing exhaust fan on roof and to existing cda hn2 and di water facilities 2) connect new fume hood to new lift station and connect new lift station to existing acid waste treatment system 3) install a cs clean into the chase serving qxp3 ** 3/16/22 electrical plan submitted and appr... see more
Valuation:
$65,000
Permit #:
2022 658348 CI
Status:
final
Fee:
$8,347
Permit Type:
R & d lab
Building Type:
N/A
Addition a new helium line from existing splitter manifold to station j05 pm1 pm2 in lam building ca-03
Valuation:
$14,000
Permit #:
BLD2025-04500
Status:
complete
Fee:
$1,062
Permit Type:
Other
Building Type:
N/A
Relocate f07 pm3 pump exhaust connections and install gn2 heaters and heater jackets
Valuation:
$40,000
Permit #:
BLD2025-07549
Status:
issued
Fee:
$3,012
Permit Type:
Other
Building Type:
N/A
Addition new hf gas line to existing tool at station l04 pm2 in lam building ca3
Valuation:
$50,000
Permit #:
BLD2025-06664
Status:
complete
Fee:
$3,501
Permit Type:
Other
Building Type:
N/A
Installation of f7 pm4 syndion gs module and ancillary equipment and abatement unit
Valuation:
$570,000
Permit #:
BLD2025-01280
Status:
issued
Fee:
$11,275
Permit Type:
Alteration
Building Type:
N/A
Existing tenant's equipment installation no exterior work no calcs scope of work: 1) install new wet deck in existing cleanroom 2) connect new wet deck to existing exhaust cda hn2 di water and acid waste drain systems
Valuation:
$35,800
Permit #:
2022 687326 CI
Status:
issued
Fee:
$6,468
Permit Type:
Office
Building Type:
N/A
Installation of d05 pm4 kiyo gp module and ancillary equipment and abatement unit
Valuation:
$575,000
Permit #:
BLD2025-01183
Status:
issued
Fee:
$7,129
Permit Type:
Alteration
Building Type:
N/A
Install scrubber with calcs scope of work: 1) install point of use scrubber on pump exhaust line for process tool exhaust. 2) addition (2) process gas lines one is nh3 and cif3 served by existing gas cabintes and vmbs. 3) install a cs clean into the chase serving qxp3
Valuation:
$25,000
Permit #:
2021 029722 CI
Status:
issued
Fee:
N/A
Permit Type:
R & d lab
Building Type:
N/A
Install scrubber with calcs scope of work: 1) install point of use scrubber on pump exhaust line for process tool exhaust. 2) addition (2) process gas lines one is nh3 and cif3 served by existing gas cabintes and vmbs. 3) install a cs clean into the chase serving qxp3
Valuation:
$25,000
Permit #:
2021 024114 CI
Status:
issued
Fee:
N/A
Permit Type:
R & d lab
Building Type:
N/A
Replace saga gas line from existing saga cabinet to existing g8pm4
Valuation:
$15,000
Permit #:
BLD2025-06698
Status:
complete
Fee:
$1,677
Permit Type:
Other
Building Type:
N/A
Pc# 22-683573 hazmat scope: *** install hazmat compressed gas for eugenus ozone gas line *** building scope of work: 1) install new ozone gas line from (e) exhausted ozone generator used by the pm-2 tool to the (e) qxp4-2 tool ** there's no tool installations in scope
Valuation:
N/A
Permit #:
2022 690750 HZ
Status:
issued
Fee:
$592
Permit Type:
Hazard compressed...
Building Type:
N/A
Install new sif4 gas line from existing vmb to existing tool at station l04 in lam building ca3
Valuation:
$15,000
Permit #:
BLD2025-03696
Status:
complete
Fee:
$1,391
Permit Type:
Other
Building Type:
N/A
Installation of new abatement units
Valuation:
$320,000
Permit #:
BLD2025-01965
Status:
complete
Fee:
$7,396
Permit Type:
Alteration
Building Type:
N/A
Scope of work: 1) install new h2 gas line from (e) vmb to qxp-4-2 ** there's no tool installation in scope
Valuation:
N/A
Permit #:
2023 103557 CI
Status:
issued
Fee:
$6,568
Permit Type:
R & d lab
Building Type:
N/A
Install fume hood and lift station in awn room 130 with calcs scope of work: 1) install fume food to existing exhaust fan on roof and to existing cda hn2 and di water facilities 2) connect new fume hood to new lift station and connect new lift station to existing acid waste treatment system 3) install a cs clean into the chase serving qxp3
Valuation:
N/A
Permit #:
2021 047021 CI
Status:
filed
Fee:
N/A
Permit Type:
R & d lab
Building Type:
N/A
Project reviewed under codes year 2019 install h2 gas station fromnew exterior source to the existing
Valuation:
$75,899
Permit #:
2022 702640 CI
Status:
issued
Fee:
$6,040
Permit Type:
Manufacturing
Building Type:
N/A
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De Bella Mechanical Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
De Bella Mechanical Inc License info
Verified License
| License # | 1013206 |
| Status | Active |
| State | California |
| Type | Insulation And Acoustical |
| Business Type | Corporation, Joint Venture |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for De Bella Mechanical Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 520449 |
| Status | Active |
| State | California |
| Type | Plumbing, Warm Air Heating, Ventilating And Air Conditioning, General Building, Sheet Metal, Boiler, Hot Water Heating And Steam Fitting, Insulation And Acoustical |
| Business Type | Corporation, Joint Venture |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for De Bella Mechanical Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 955188 |
| Status | Active |
| City | Milpitas |
| Type | General Contractor, Mechanical |
| Business Type | Corporation, Joint Venture |
- When BuildZoom last verified this license, it had an expiration date of April, 2018. Check the current license status of De Bella Mechanical Inc with the The City of Milpitas, CA
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 100522 |
| Status | Active |
| City | South San Francisco |
| Type | Contractor |
| Business Type | Corporation, Joint Venture |
- When BuildZoom last verified this license, it had an expiration date of November, 2015. Check the current license status of De Bella Mechanical Inc with the The City of South San Francisco, CA
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 744285 |
| Status | Active |
| City | Milpitas |
| Type | General Contractor, Mechanical |
| Business Type | Corporation, Joint Venture |
- When BuildZoom last verified this license, it had an expiration date of November, 2015. Check the current license status of De Bella Mechanical Inc with the The City of Milpitas, CA
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 514784 |
| Status | Inactive |
| State | California |
| Type | Plumbing |
| Business Type | Corporation, Joint Venture |
- 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 De Bella Mechanical Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
Bonded
| Bonded Agent | International Fidelity Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Sentinel Insurance Company Ltd |
72
Permits
- Building permit records show that De Bella Mechanical Inc has worked on 72 permitted projects.
De Bella Mechanical Inc Employees
BC
Broadway Mechanical - Contract
Entity
DM
De Bella Mechanical
Owner
DI
De Bella Mechanical Inc
Entity
JB
Jane Agnes De Bella
Officer
JH
John Michael Helm
Rme
PB
Paul Jacob De Bella
Rmo / Ceo / Pres
TH
Tomer Harari
Ceo / President