Updated: Dec 11, 2025
Location and Projects
Address
73657548, Phoenix, AZ, 85024
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Knochel Bros Site Work Contractor
Knochel Bros Inc, 73657548 Phoenix, Phoenix, AZ (Owned by: Natham Barns) holds a license and 1 other license according to the Arizona license board.
Their BuildZoom score of 112 ranks in the top 3% of 71,576 Arizona licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Knochel Bros Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Knochel Bros Inc Contact Information
Phone Number: (623) 581-9000
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Address: 73657548, Phoenix, AZ 85024
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Knochel Bros Inc Phoenix
Quality
112
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Knochel Bros Inc has a BuildZoom score of 112, which places them above 97% of 71,576 contractors in Arizona.
Activity
|
29 projects
|
2025 |
|
19 projects
|
2024 |
|
13 projects
|
2023 |
Our building permit records indicate that Knochel Bros Inc has worked on at least
61.0 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
|
22 projects
|
Excavation and grading projects |
Analyzing permits over the last 4 years shows that Knochel Bros Inc mostly works on
excavation and grading project
projects.
Pricing
|
1 project
|
$5k-$20k |
|
1 project
|
$50k-$100k |
|
1 project
|
$100k-$250k |
|
1 project
|
$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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
An at risk grading permit can be requested to start grading work prior to construction permit issuance and approval from the civil division. however no work besides grading can be done with an at-risk grading permit. no structures piping trenching etc. may be constructed under the ar permit. additionally no utilities can be installed with an at-risk grading permit. all that is needed ... see more
Valuation:
N/A
Permit #:
PMT25-16626
Status:
issued
Fee:
N/A
Permit Type:
At risk grading
Building Type:
N/A
Paving in right of way the plans associated with this permit were reviewed under electronic plan review (epr). the applicant is required to provide a full size 24 x 36 copy of the approved plans to the civil inspector prior to the start of construction description of work: paving improvements per approved plan. desert peak parkway paving sdev # 2100578 kiva # 21-5799 cpst 2300967 qs #... see more
Valuation:
N/A
Permit #:
CPA-24007814
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
At risk grading the plans associated with this permit were reviewed under electronic plan review (epr). the applicant is required to provide a full size 24 x 36 copy of the approved plans to the civil inspector prior to the start of construction description of work: at risk rough grading only. ************************** this permit is for redefined mass grading there is no haul permit... see more
Valuation:
N/A
Permit #:
CAT-24002966
Status:
issued
Fee:
$2,344
Permit Type:
N/A
Building Type:
Civil subdivision
Haul route the plans associated with this permit were reviewed under electronic plan review (epr). the applicant is required to provide a full size 24 x 36 copy of the approved plans to the civil inspector prior to the start of construction ***for any single haul over 10 000 cubic yards haul plan must be approved by the streets transportation department and a copy of the approved haul... see more
Valuation:
N/A
Permit #:
CHA-24021214
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Ventana ranch south phase 2c - at risk grading plan - ***moving dirt only*** - grading plan w swppp - ***contact civil inspector jacob oldengarm at 480-640-2492 before commencing work***
Valuation:
N/A
Permit #:
ENG-25-0008
Status:
issued
Fee:
$12,136
Permit Type:
N/A
Building Type:
N/A
Ventana ranch south phase 2b - at risk grading plan - ***moving dirt only*** - grading plan w swppp - ***contact civil inspector jacob oldengarm at 480-640-2492 before commencing work***
Valuation:
N/A
Permit #:
ENG-24-0439
Status:
issued
Fee:
$8,428
Permit Type:
N/A
Building Type:
N/A
Ventana ranch south phase 2a - grading plan w swppp - ***at risk issued 6/10/25*** - ***moving dirt only*** - ***contact civil inspector jacob oldengarm at 480-640-2492 before commencing work***
Valuation:
N/A
Permit #:
ENG-24-0419
Status:
triage
Fee:
$12,640
Permit Type:
N/A
Building Type:
N/A
Subdivision improvement plans for a single-family residential subdivision consisting of 90 lots. pool and ramadas under separate permits and submittals. new site walls. special inspections required for steel concrete masonry soils. new 1.5 landscape water meter. new 3/4 landscape water meter. two new single phase electric meters
Valuation:
N/A
Permit #:
PMT22-12425
Status:
issued
Fee:
$44,276
Permit Type:
Subdivision impro...
Building Type:
N/A
At risk grading the plans associated with this permit were reviewed under electronic plan review (epr). the applicant is required to provide a full size 24 x 36 copy of the approved plans to the civil inspector prior to the start of construction description of work: at risk rough grading only. **************************
Valuation:
N/A
Permit #:
CAT-20044650
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Alter fire rd-talinn phase 3
Valuation:
N/A
Permit #:
F479-2302615
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Fire apparatus access road plan submittal all city of phoenix regulations and the phoenix fire codes shall apply. systems are subject to field inspection to schedule call inspector aaron conway at phone 602-206-9465. this permit shall expire (24) twenty-four months from the date of issue. this permit is not transferable ***fire department access*** business name: trouvaille associated... see more
Valuation:
N/A
Permit #:
F479-2203275
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Offsite paving
Valuation:
N/A
Permit #:
CPA-23004867
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Floreo at teravalis - village 3 - collectors phase 2 - 1st revised paving plan*** contact civil inspector david lee at 623-696-7916 before commencing work ***permit re-issued 06/10/2024***permit revised 10/01/2024 to new contractor*** ***permit extended 6 months per customer request 03/19/2025***
Valuation:
N/A
Permit #:
ENG-23-0057
Status:
reinstated
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Talinn p2a - concrete
Valuation:
N/A
Permit #:
CCO-20046323
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
220 w frier rd
Valuation:
N/A
Permit #:
CPR-21042293
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
7/29 email missing revision submittals development of residential subdivision
Valuation:
N/A
Permit #:
ENG21-0001
Status:
application/permit revision has been returned to applicant
Fee:
$272,769
Permit Type:
N/A
Building Type:
N/A
1278 lf retaining walls maximum exposed height 6 feet 1945 lf theme wall 6-ft high with columns 6.67-ft high 1123 lf builder wall 6.17-ft high 695 lf 2-ft view fence over 4-ft high block wall with columns 6.67-ft high 840 lf view fence 6-ft high goto b201907185
Valuation:
N/A
Permit #:
B201910041
Status:
expired
Fee:
$1,013
Permit Type:
N/A
Building Type:
N/A
Sky crossing offsite black mountain blvd
Valuation:
$376,851
Permit #:
CCO-18036432
Status:
final
Fee:
$3,594
Permit Type:
N/A
Building Type:
Civil subdivision
Talinn p2b - concrete
Valuation:
N/A
Permit #:
CCO-20046324
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Hillstone north - concrete phase 1
Valuation:
$299,877
Permit #:
CCO-18009860
Status:
final
Fee:
$5,316
Permit Type:
N/A
Building Type:
Civil subdivision
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Knochel Bros Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Knochel Bros Inc License info
Verified License
| License # | AZ17255 |
| Status | Active |
| State | Arizona |
| Business Type | Corporation |
- BuildZoom has not verified this license since June, 2015.
Verify this license's status for Knochel Bros Inc at the Arizona Registrar of Contractors.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 084070 |
| Status | Active |
| State | Arizona |
| Type | General Commercial |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of December, 2022. Check the current license status of Knochel Bros Inc with the Arizona Registrar of Contractors
This is a sample of licensing data; click here to access a complete history.
112
BuildZoom Score
Bonded
| Bonded Agent | Merchants Bonding Co |
| Bond Value | $40,000 |
406
Permits
- Building permit records show that Knochel Bros Inc has worked on 406 permitted projects.
Knochel Bros Inc Employees
NB
Natham Barns
Owner
NK
Nathan Jon Knochel
Officer