Updated: Jun 24, 2026
Location and Projects
Address
619 Maple Avenue Suite 1, Lansdale, PA, 19446
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Trefz Mechanical Inc
Trefz Mechanical Inc, 619 Maple Ave, Lansdale, PA (Employee: John Trefz) holds a Certificate Of Authorization license and 4 other licenses according to the New Jersey license board.
Their BuildZoom score of 101 ranks in the top 12% of 125,106 Pennsylvania licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Trefz Mechanical Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Trefz Mechanical Inc Contact Information
Phone Number: (215) 442-0969
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Address: 619 Maple Avenue Suite 1, Lansdale, PA 19446
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Trefz Mechanical Inc Lansdale
Quality
101
88th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Trefz Mechanical Inc has a BuildZoom score of 101, which places them above 88% of 125,106 contractors in Pennsylvania.
Activity
|
1 project
|
2025 |
|
1 project
|
2023 |
Our building permit records indicate that Trefz Mechanical Inc has worked on at least
2.0 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 |
|
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.
Tenant fit out - quanta therapeutics labs - 1st floor nan
Valuation:
$350,400
Permit #:
PLMB210481
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant fit out - quanta therapeutics labs - 1st floor nan
Valuation:
$405,000
Permit #:
MECH210480
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant fit out - quanta therapeutics labs - 1st floor nan
Valuation:
$1,940,382
Permit #:
CONTR210478
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant fit out - quanta therapeutics labs - 1st floor nan
Valuation:
$1,940,382
Permit #:
CONTR210477
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant fit out - quanta therapeutics labs - 1st floor nan
Valuation:
$905,354
Permit #:
BLDG210476
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant fit out - quanta therapeutics labs - 1st floor nan
Valuation:
$1,940,382
Permit #:
ELET211073
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant fit out - quanta therapeutics labs - 1st floor nan
Valuation:
$1,940,382
Permit #:
CONTR211072
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$1,940,382
Permit #:
CO212307
Status:
complete
Fee:
$100
Permit Type:
N/A
Building Type:
N/A
Tenant fit out - quanta therapeutics labs - 1st floor nan
Valuation:
$262,458
Permit #:
ELET210479
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant fit out - corner bakery nan
Valuation:
$67,500
Permit #:
CONTR205878
Status:
issued
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Tenant fit out - corner bakery nan
Valuation:
$1,166
Permit #:
ALARM205879
Status:
issued
Fee:
$47
Permit Type:
N/A
Building Type:
N/A
Installation of a new packaged rooftop unit exhaust fans supply return and exhaust duct exhaust hoods grilles registers and diffusers as per plans
Valuation:
N/A
Permit #:
492196
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Villanova/cabrini monument sign - drb 2025-39 nan
Valuation:
$90,000
Permit #:
SIGN223830
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Villanova/cabrini monument sign - drb 2025-39 nan
Valuation:
$16,000
Permit #:
ELET223832
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Villanova/cabrini monument sign - drb 2025-39 nan
Valuation:
$106,000
Permit #:
CONTR223833
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Villanova/cabrini monument sign - drb 2025-39 nan
Valuation:
$106,000
Permit #:
CONTR223831
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Removal and replacement of existing boiler in the basement of an existing church building as per approved plans
Valuation:
N/A
Permit #:
908937
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Trefz Mechanical Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Trefz Mechanical Inc License info
Verified License
| HIC # | 24GA27957300 |
| Status | Active |
| State | New Jersey |
| Type | Certificate Of Authorization |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Trefz Mechanical Inc at the New Jersey Department of Law & Public Safety.
This is a sample of licensing data; click here to access a complete history.
Verified License
| HIC # | PA049983 |
| Status | Active |
| State | Pennsylvania |
- BuildZoom has not verified this license since April, 2025.
Verify this license's status for Trefz Mechanical Inc at the Pennsylvania Office of the Attorney General.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| HIC # | 42766 |
| Status | Active |
| City | Philadelphia |
| Type | Contractor |
- When BuildZoom last verified this license, it had an expiration date of August, 2015. Check the current license status of Trefz Mechanical Inc with the City of Philadelphia Licensed Contractors
This is a sample of licensing data; click here to access a complete history.
Inactive License
| HIC # | 42766 |
| Status | Inactive |
| City | Philadelphia |
| Type | Contractor |
- According to the City of Philadelphia Licensed Contractors, 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 Trefz Mechanical Inc at the City of Philadelphia Licensed Contractors.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| HIC # | 13VH08258100 |
| Status | Inactive |
| State | New Jersey |
| Type | Home Improvement Business Contr |
- According to the New Jersey Department of Law & Public Safety, 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 Trefz Mechanical Inc at the New Jersey Department of Law & Public Safety.
This is a sample of licensing data; click here to access a complete history.
101
BuildZoom Score
Insured
| Insurer | Atlantic States Insurance Company |
| Insured up to | $300,000 |
Trefz Mechanical Inc Employees
JT
John Trefz
President