Updated: Jun 09, 2026
Location and Projects
Address
Irving, TX, 75061
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John Klassen Plumber
John Klassen LLC, Irving, TX (Employee: John Klassen Inc (Plumber)) holds a Plumbing license and 34 other licenses according to the Denton license board.
Their BuildZoom score of 110 ranks in the top 4% of 222,249 Texas licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring John Klassen LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
John Klassen LLC Services
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John Klassen LLC Irving
Quality
110
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
John Klassen LLC has a BuildZoom score of 110, which places them above 96% of 222,249 contractors in Texas.
Activity
|
32 projects
|
2025 |
|
30 projects
|
2024 |
|
33 projects
|
2023 |
Our building permit records indicate that John Klassen LLC has worked on at least
95.0 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
|
7 projects
|
Home Additions |
|
4 projects
|
New Constructions |
|
81 projects
|
Plumbing projects |
|
4 projects
|
Sewer laterals |
Analyzing permits over the last 4 years shows that John Klassen LLC mostly works on
plumbing project
and home addition
projects.
Pricing
|
30 projects
|
< $5k |
|
7 projects
|
$5k-$20k |
|
2 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $2,000. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Gas emergency repair 2 inch coupling leaking outside of building by gas meter. replaced fitting with union. also a couple of leaks by paint booth inside all thread leaks repair was removed fittings and repiped dope
Valuation:
$2,411
Permit #:
008478-2024-CMISC
Status:
issued
Fee:
$75
Permit Type:
N/A
Building Type:
N/A
Interior finish out by the tenant
Valuation:
$120,000
Permit #:
PB24-14975
Status:
final
Fee:
$1,439
Permit Type:
Assembly
Building Type:
Restaurant
Blessed brow2 llc dba aoki head spa - new tenant remodel head spa
Valuation:
$100,000
Permit #:
COMR25-0048
Status:
issued
Fee:
$2,180
Permit Type:
N/A
Building Type:
N/A
Repair home back to original condition from kitchen fire damages
Valuation:
$133,695
Permit #:
RES-23-01497
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Sleeve existing gas line and request 2lb meter from atmos
Valuation:
$3,200
Permit #:
PLM-2025-00252
Status:
complete
Fee:
$125
Permit Type:
N/A
Building Type:
N/A
208 sf converting media room to bedroom bathroom
Valuation:
N/A
Permit #:
B24-04183
Status:
complete
Fee:
$218
Permit Type:
Salt
Building Type:
N/A
Replace existing drainage to product line; replace existing drainage to product line
Valuation:
N/A
Permit #:
MEP-TRD-APP25-33127440
Status:
issued
Fee:
$129
Permit Type:
Commercial
Building Type:
N/A
Over the counter trade (minor electrical and plumbing) - residential
2025-11-29
Replace sewer line under house
Valuation:
$6,000
Permit #:
003538-2025-RMISC
Status:
issued
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
2003-gas relay or repair with test
Valuation:
$995
Permit #:
2501083106
Status:
complete
Fee:
N/A
Permit Type:
(b) alteration
Building Type:
Single family dwe...
2001-remodel existing plumbing
Valuation:
$300
Permit #:
2503143013
Status:
complete
Fee:
N/A
Permit Type:
(b) alteration
Building Type:
Commercial
2002-install new plumbing
Valuation:
$1,500
Permit #:
2501063085
Status:
complete
Fee:
N/A
Permit Type:
(b) alteration
Building Type:
Office showroom/w...
Demolish and move restroom door install one new office install small closet and install door to wharehouse remodel of existing office space. to include m.e.p
Valuation:
N/A
Permit #:
2021 036189 000 00 PP
Status:
final
Fee:
N/A
Permit Type:
Work associated w...
Building Type:
N/A
Remodel 2 bathrooms
Valuation:
$2,000
Permit #:
PLM-2024-00029
Status:
complete
Fee:
$125
Permit Type:
N/A
Building Type:
N/A
Bathroom remodel
Valuation:
$9,654
Permit #:
RES-2025-00326
Status:
complete
Fee:
$200
Permit Type:
N/A
Building Type:
N/A
Reroute hot water line
Valuation:
N/A
Permit #:
25-00001240|000-000|MPLR
Status:
complete
Fee:
N/A
Permit Type:
Misc building res...
Building Type:
N/A
2005-gas test
Valuation:
$500
Permit #:
2501163119
Status:
complete
Fee:
N/A
Permit Type:
(b) alteration
Building Type:
Office showroom/w...
2005-gas test
Valuation:
$500
Permit #:
2501163118
Status:
complete
Fee:
N/A
Permit Type:
(b) alteration
Building Type:
Office showroom/w...
Install new grease trap. dishwasher and 3 compartment sink
Valuation:
N/A
Permit #:
BP-23-05732
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing roof and decking and replace with new decking and shingles
Valuation:
$6,000
Permit #:
RES2024-06-03087
Status:
expired
Fee:
$200
Permit Type:
N/A
Building Type:
N/A
4 402 sf restaraunt convert 1-1-2-a2-b 15 ibc 100% spk
Valuation:
N/A
Permit #:
22125892
Status:
issued
Fee:
N/A
Permit Type:
Non-residential a...
Building Type:
N/A
John Klassen LLC Reviews
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Verified License
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John Klassen LLC License info
Verified License
| License # | M-10394 |
| Status | Active |
| County | Denton |
| Type | Plumbing |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for John Klassen LLC at the Denton County.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | M-10394 |
| Status | Active |
| County | Denton |
| Type | Plumbing |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for John Klassen LLC at the Denton County.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 2025 105079 000 00 BR |
| Status | Active |
| City | Arlington |
| Type | Plumbing Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for John Klassen LLC at the City of Arlington, TX.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 25-000094 |
| Status | Active |
| City | Lancaster |
| Type | Plumbing |
- When BuildZoom last verified this license, it had an expiration date of February, 2026. Check the current license status of John Klassen LLC with the City of Lancaster
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | RMP-25-10394 |
| Status | Active |
| City | San Antonio |
| Type | State Rmp Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for John Klassen LLC at the City of San Antonio, TX Licensed Contractors.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 25-000143 |
| Status | Active |
| City | Kennedale |
| Type | Plumbing Contractor |
- When BuildZoom last verified this license, it had an expiration date of April, 2026. Check the current license status of John Klassen LLC with the City of Kennedale
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 46904 |
| Status | Active |
| City | Midlothian |
| Type | Plumbing Contractor |
- BuildZoom verified this license was active as of August 2025.
Verify this license's status for John Klassen LLC at the City of Midlothian.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CONTRACTOR-2024-00190 |
| Status | Active |
| City | Duncanville |
| Type | Plumbing Trade Contractor Registration |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for John Klassen LLC at the City of Duncanville.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 25-000094 |
| Status | Active |
| City | Lancaster |
| Type | Plumbing |
- When BuildZoom last verified this license, it had an expiration date of February, 2026. Check the current license status of John Klassen LLC with the City of Lancaster
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 13945 |
| Status | Active |
| City | Plano |
| Type | Plumbing Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for John Klassen LLC at the City of Plano, Texas.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 10394 |
| Status | Active |
| State | Texas |
| Type | Plumber |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for John Klassen LLC at the Texas State Board of Plumbing Examiners.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | PLBG9143522 |
| Status | Active |
| City | Grapevine |
| Type | Plumbing Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2020. Check the current license status of John Klassen LLC with the City of Grapevine
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | PLB0121331 |
| Status | Active |
| City | Watauga |
| Type | Plumbing Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2024. Check the current license status of John Klassen LLC with the City of Watauga
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | PLBG8174903 |
| Status | Active |
| City | Midlothian |
| Type | Plumbing Contractor |
- BuildZoom has not verified this license since June, 2024.
Verify this license's status for John Klassen LLC at the City of Midlothian.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | PLBG3808581 |
| Status | Active |
| City | Duncanville |
| Type | Plumbing Contractor |
- When BuildZoom last verified this license, it had an expiration date of July, 2023. Check the current license status of John Klassen LLC with the City of Duncanville
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | PLBG3731975 |
| Status | Active |
| City | Grapevine |
| Type | Plumbing Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2021. Check the current license status of John Klassen LLC with the City of Grapevine
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Kennedale |
- When BuildZoom last verified this license, it had an expiration date of December, 2020. Check the current license status of John Klassen LLC with the City of Kennedale
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | A00-10001383 |
| Status | Active |
| City | Colleyville |
| Type | Plumbing |
- When BuildZoom last verified this license, it had an expiration date of September, 2018. Check the current license status of John Klassen LLC with the The City of Colleyville, TX
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Dallas |
| Type | Plumbing (Pl) |
- When BuildZoom last verified this license, it had an expiration date of December, 2017. Check the current license status of John Klassen LLC with the City of Dallas
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 6686 |
| Status | Active |
| Town | Flower Mound |
| Type | Lic Cont (Bi), Plumbing |
- When BuildZoom last verified this license, it had an expiration date of December, 2015. Check the current license status of John Klassen LLC with the Flower Mound Department of Building Inspections
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 15-045244 |
| Status | Inactive |
| City | Lancaster |
| Type | Plumbing |
- According to the City of Lancaster, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for John Klassen LLC at the City of Lancaster.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 14754 |
| Status | Inactive |
| City | Keller |
| Type | Contractor |
- According to the The City of Keller, TX, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for John Klassen LLC at the The City of Keller, TX.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | AEC-6686 |
| Status | Inactive |
| Town | Flower Mound |
| Type | Plumbing |
- According to the Flower Mound Department of Building Inspections, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for John Klassen LLC at the Flower Mound Department of Building Inspections.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2024 098319 000 00 BR |
| Status | Inactive |
| City | Arlington |
| Type | Plumbing Contractor |
- According to the City of Arlington, TX, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for John Klassen LLC at the City of Arlington, TX.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| Town | Flower Mound |
| Type | Licensed Contractor |
- According to the Flower Mound Department of Building Inspections, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Dallas |
| Type | Plumbing (Pl) |
- According to the City of Dallas, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Arlington |
- According to the City of Arlington, TX, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Dallas |
| Type | Plumbing (Pl) |
- According to the City of Dallas, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | PLBG5888131 |
| Status | Inactive |
| City | Farmers Branch |
| Type | Plumbing Contractor |
- According to the City of Farmers Branch, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for John Klassen LLC at the City of Farmers Branch.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | R07-0121 |
| Status | Inactive |
| City | Frisco |
| Type | Building |
| Date Issued | 12-04-2025 |
- According to the The City of Frisco, TX, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for John Klassen LLC at the The City of Frisco, TX.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | R07-0122 |
| Status | Inactive |
| City | Frisco |
| Type | Building |
- According to the The City of Frisco, TX, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for John Klassen LLC at the The City of Frisco, TX.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | B-1042154 |
| Status | Inactive |
| City | Irving |
- According to the City of Irving Inspection Department, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for John Klassen LLC at the City of Irving Inspection Department.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | M-10394 |
| Status | Inactive |
| City | Keller |
| Type | Contractor |
- According to the The City of Keller, TX, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for John Klassen LLC at the The City of Keller, TX.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | P005030 |
| Status | Inactive |
| City | Fort Worth |
| Type | Plmb |
- According to the City of Fort Worth Planning and Development, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for John Klassen LLC at the City of Fort Worth Planning and Development.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 10652 |
| Status | Inactive |
| City | Keller |
| Type | Contractor |
- According to the The City of Keller, TX, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for John Klassen LLC at the The City of Keller, TX.
This is a sample of licensing data; click here to access a complete history.
110
BuildZoom Score
Insured
| Insurer | Insurance Online |
850
Permits
- Building permit records show that John Klassen LLC has worked on 850 permitted projects.
John Klassen LLC Employees
JK
John Klassen
Owner
J(
John Klassen Inc (Plumber)
Owner