Updated: Dec 31, 2025
Location and Projects
Address
Phoenix, AZ, 85027
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National Barricade Plumber
National Barricade LLC, Phoenix, AZ (Employees: Jason Scott Wilcock, Nathan Shane Grauman, and Npl Construction Co) holds a General Commercial license according to the Arizona license board.
Their BuildZoom score of 108 ranks in the top 5% of 71,576 Arizona licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring National Barricade LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
National Barricade LLC Services
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National Barricade LLC Contact Information
Phone Number: (623) 582-1235
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National Barricade LLC Phoenix
Quality
108
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
National Barricade LLC has a BuildZoom score of 108, which places them above 95% of 71,576 contractors in Arizona.
Activity
|
250 projects
|
2025 |
|
239 projects
|
2024 |
|
136 projects
|
2023 |
Our building permit records indicate that National Barricade LLC has worked on at least
625.0 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
|
42 projects
|
Commercial Renovations |
|
6 projects
|
New Constructions |
|
439 projects
|
Plumbing projects |
|
3 projects
|
Sewer laterals |
Analyzing permits over the last 4 years shows that National Barricade LLC mostly works on
plumbing project
and commercial renovation
projects.
Pricing
|
39 projects
|
< $5k |
|
1 project
|
$20k-$50k |
|
1 project
|
$100k-$250k |
|
3 projects
|
$250k-$500k |
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 National Barricade LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Franchise - part of the i-10 and kino adot project - (please loop in gloria salmeron on updates - [email protected] - 520-282-1045) approximately 1 802 of boring under dirt and pavement with approximately 65 of trenching under pavement. tie-in to existing pipe on country club road south of michigan street and tie-in to existing pipe on missouri street
Valuation:
$0
Permit #:
TR-UTL-0625-00884
Status:
inspections
Fee:
$457
Permit Type:
N/A
Building Type:
N/A
Need a road closure on stone ave. from congress st to broadway blvd. to set up a crane for lifting activities (replacing rooftop hvac equipment). we need a total of 12 hours for the road closure. our customer (td industries) is requesting the work closure to take place on 5/17/2025; 6:00 am thru 6:00 pm
Valuation:
N/A
Permit #:
TR-ROW-0425-00536
Status:
complete
Fee:
$198
Permit Type:
N/A
Building Type:
N/A
Continuation of permit # tr-utl-0924-01834 crews will be boring and trenching in pavement/dirt. approximately 4 078 in dirt and approx. 2 891 in pavement to relocate gas service. this project involves the relocation of existing gas facilities in order to alleviate conflicts associated with city of tucson houghton road reconstruction project from irvington to 22nd. 10/24/2024 - revised... see more
Valuation:
N/A
Permit #:
TR-UTL-0425-00538
Status:
complete
Fee:
$826
Permit Type:
N/A
Building Type:
N/A
Building a long term streatery or patio expansion in the parking spots in front of restaurant - design plans approved through tp-pre-1123-00384 tre via tr-res-0224-00001. placeholder barricade company as nbc confirm barricade company with applicant
Valuation:
$0
Permit #:
TR-ROW-0225-00230
Status:
complete
Fee:
$250
Permit Type:
N/A
Building Type:
N/A
2025 gem show: placement of traffic control signage barricades and pedestrian rail to ensure public safety along downtown tucson i-10 frontage roads east and west. congress st to 25th st and 22nd st to granada west and cushing st. at i-10 frontage. traffic control set up and take down: signage to stay up throughout the duration of the event. water barricades on 22nd street in place th... see more
Valuation:
N/A
Permit #:
TR-ROW-0125-00030
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
(1) approx. 2 x 40 trenching in asphalt on west side of n calle gardenias with another approx 2 x 100 of trenching off the east side of w calle de dalias to replace gas pipe - crews will be working along speedway blvd
Valuation:
N/A
Permit #:
TR-UTL-0325-00465
Status:
inspections
Fee:
$457
Permit Type:
N/A
Building Type:
N/A
Southwest gas plans to abandon our existing regulator station at the southeast corner of 5th st and main ave. we are also replacing 404 ft of high pressure main along main avenue and 1 125 ft of low pressure distribution main along main avenue & 5th street
Valuation:
$0
Permit #:
TR-UTL-0825-01386
Status:
inspections
Fee:
$221
Permit Type:
N/A
Building Type:
N/A
Wos t19379 t22413 & t22435. tep to relocate underground feeder circuits. tep to mitigate conflicts of facilities with-in right of way of road improvement project. tcp required. install (1) pole replace (4) poles replace (2) poles w guys & anchors. replace (2) 5/16 guy & anchor. installation of 31 new underground tep facilities and approx. 10 000 of conduit and trenching. phase ii 9/3/... see more
Valuation:
N/A
Permit #:
TR-UTL-0325-00493
Status:
inspections
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
4th of july celebration - a mountain will be closed thursday july 3rd beginning at 6 pm to saturday july 5th at 9 am. i-10 exit ramps will be closed from 9 pm to 11 pm on july 4th. *eastbound i-10 at congress st. and at starr pass/22nd st *westbound i-10 at congress st. city row inspectors: jeremy orthon: (520) 403-4612 damon sheets: (520) 343-0185
Valuation:
N/A
Permit #:
TR-ROW-0625-00848
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Pls expedite - continuation of permit tr-utl-0724-01310 5 x 5 bell hole in concrete along with an approximate 2 x 300 trench in dirt/asphalt/concrete - archaeological stand by scheduling in progress
Valuation:
N/A
Permit #:
TR-UTL-0525-00763
Status:
inspections
Fee:
$509
Permit Type:
N/A
Building Type:
N/A
Install 1 335 of 4 distribution gas main and 74 of 2 distribution gas main to be installed with a combination of boring and open trench method along fairview avenue from grant road to calle sur
Valuation:
N/A
Permit #:
TR-UTL-0125-00083
Status:
inspections
Fee:
$504
Permit Type:
N/A
Building Type:
N/A
System improvement project - approx. 5160 of trenching under pavement with approx. 1100 boring under pavement. tie-in to existing pipe at mabel st/11th ave and tyndall ave/drachmann ave. updated - 6/02/2025 - project scope of work change - work hours approved for 6:00am to 4:30pm traffic control setup approved for 24hr closures
Valuation:
N/A
Permit #:
TR-UTL-0425-00571
Status:
canceled
Fee:
$457
Permit Type:
N/A
Building Type:
N/A
Wos t19379 t22413 & t22435. tep to relocate underground feeder circuits. tep to mitigate conflicts of facilities with-in right of way of road improvement project. tcp required. install (1) pole replace (4) poles replace (2) poles w guys & anchors. replace (2) 5/16 guy & anchor. installation of 31 new underground tep facilities and approx. 10 000 of conduit and trenching. phase ii. con... see more
Valuation:
N/A
Permit #:
TR-UTL-1025-01767
Status:
issued
Fee:
$585
Permit Type:
N/A
Building Type:
N/A
**cot houghton public improvement - cot project manager: kyle dewitte - [email protected] ** wo t17435. tep to relocate underground feeder circuits. tep to mitigate conflicts of facilities with-in right of way of road improvement project. tcp required. installation of 17 new underground tep facilities and approx. 4 000 of conduit and trenching. removal of 12 underground tep fa... see more
Valuation:
N/A
Permit #:
TR-UTL-0725-01085
Status:
inspections
Fee:
$1,116
Permit Type:
N/A
Building Type:
N/A
**cot houghton public improvement - cot project manager: kyle dewitte - [email protected] ** wo t17435. tep to relocate underground feeder circuits. tep to mitigate conflicts of facilities with-in right of way of road improvement project. tcp required. installation of 17 new underground tep facilities and approx. 4 000 of conduit and trenching. removal of 12 underground tep fa... see more
Valuation:
N/A
Permit #:
TR-UTL-0725-01085
Status:
inspections
Fee:
$1,116
Permit Type:
N/A
Building Type:
N/A
Potholing to verify pipe depth and size at drachman st & n euclid ave intersection- see design 1 - pothole water meter to verify depth - station 61+11 11 south of the curb. 2 - pothole water meter to verify depth - station 61+79 11 south of the curb. 3 - pothole water meter to verify depth - station 62+26 11 south of the curb. 4 - pothole gas line to verify depth - station 62+59 11 so... see more
Valuation:
N/A
Permit #:
TR-UTL-1124-02109
Status:
complete
Fee:
$457
Permit Type:
N/A
Building Type:
N/A
Submitting for new permit original permit expired: tr-utl-0724-01307 ** plotted on map based off address before accurate site plan was submitted. there is a second plotted point closer to golf links which is the actual location of work***crew will tie new gas main to existing gas main on arbor street and on golflinks - trench will be joint with electric - trench provided by developer ... see more
Valuation:
N/A
Permit #:
TR-UTL-1124-02099
Status:
complete
Fee:
$457
Permit Type:
N/A
Building Type:
N/A
Crews will be boring and trenching in pavement/dirt. approximately 4 078 in dirt and approx. 2 891 in pavement to relocate gas service. this project involves the relocation of existing gas facilities in order to alleviate conflicts associated with city of tucson houghton road reconstruction project from irvington to 22nd. 10/24/2024 - revised traffic control set up approved for 24 hou... see more
Valuation:
N/A
Permit #:
TR-UTL-0924-01834
Status:
issued
Fee:
$1,080
Permit Type:
N/A
Building Type:
N/A
Nb road closure on n 6th ave from n toole av to the bike parkway south of e 7th street to repair bridge girders. closure scheduled for 9/26/24 at 5 am through 9/27/24 at 12 pm. variable message signs installed on n 6th av south of n toole av and on toole east of 6th
Valuation:
N/A
Permit #:
TR-ROW-0924-01096
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of new 2 pe gas main tieing into exsting 4 pe main located in the west lane of traffic on e. limberlost dr. work will include 1 - 5x5ft bellhole in asphalt/dirt for tie in along with 10ft of trenching in dirt row. (note: work is conjunction with dp21-0163)
Valuation:
N/A
Permit #:
TR-UTL-0924-01813
Status:
complete
Fee:
$509
Permit Type:
N/A
Building Type:
N/A
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Verified License
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National Barricade LLC License info
Verified License
| License # | 310451 |
| Status | Active |
| State | Arizona |
| Type | General Commercial |
- BuildZoom has not verified this license since June, 2025.
Verify this license's status for National Barricade LLC at the Arizona Registrar of Contractors.
This is a sample of licensing data; click here to access a complete history.
108
BuildZoom Score
649
Permits
- Building permit records show that National Barricade LLC has worked on 649 permitted projects.
National Barricade LLC Employees
JW
Jason Scott Wilcock
Officer
NG
Nathan Shane Grauman
Qualifying Party
NC
Npl Construction Co
Member
NC
Npl Construction Co.
Subsidiary
RS
Ronald Clifford Syfrig
Qp