Updated: Jun 10, 2026
Location and Projects
Address
05-1339505260 WESTVIEW DRIVE STE 200, Frederick, MD, 21703
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Thompsonsgas Plumber
Thompsonsgas LLC, 05-1339505260 Westview Dr, Frederick, MD (Employees: Edward Lamphear and James Randall Thompson) holds a Construction Contractor, Construction Contractor license and 4 other licenses according to the Washington license board.
Their BuildZoom score of 105 ranks in the top 8% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Thompsonsgas LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Thompsonsgas LLC Services
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Thompsonsgas LLC Contact Information
Phone Number: (800) 768-6612
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Address: 05-1339505260 WESTVIEW DRIVE STE 200, Frederick, MD 21703
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Has a current 1000ag propane tank set a 500 ag and run new gas line to stub at heater for building
Valuation:
N/A
Permit #:
PG00038802
Status:
filed
Fee:
$112
Permit Type:
N/A
Building Type:
N/A
Set temp propane tank 120's with 5 of gas line. and 40 of ug line parcel 259 lot 1 6609sf
Valuation:
N/A
Permit #:
PG00035821
Status:
filed
Fee:
$112
Permit Type:
N/A
Building Type:
N/A
Set 500 above ground propane tank for existing heat for building
Valuation:
N/A
Permit #:
PG00038801
Status:
filed
Fee:
$87
Permit Type:
N/A
Building Type:
N/A
Install 1 120ag propane tank run 1/2 gas line to stub at house
Valuation:
N/A
Permit #:
PG00038362
Status:
filed
Fee:
$87
Permit Type:
N/A
Building Type:
N/A
Run 45 of 1/2 cooper line from tank to stub out
Valuation:
N/A
Permit #:
PG00038473
Status:
complete
Fee:
$112
Permit Type:
N/A
Building Type:
N/A
Single family dwelling install (1) 1 000 gallon underground propane tank *03.22.22 amendment request to relocate tank - approved 03.23.2022*
Valuation:
N/A
Permit #:
B21004079
Status:
complete
Fee:
$135
Permit Type:
N/A
Building Type:
N/A
Install 1000ug tank and run 3'4 pe pipe to stub out at house and line to generator
Valuation:
N/A
Permit #:
PG00030202
Status:
complete
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
Run 3/4 ug pe lines from tank to generator and line from tank to house stub out
Valuation:
N/A
Permit #:
PG00023022
Status:
complete
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
Run 18 of 3/4 pe pipe from tank to stub at house
Valuation:
N/A
Permit #:
PG00042611
Status:
complete
Fee:
$112
Permit Type:
N/A
Building Type:
N/A
Install 500 ug propane tank and run 15 of 3/4 pe pipe to stub at house
Valuation:
N/A
Permit #:
P02318060
Status:
filed
Fee:
$45
Permit Type:
N/A
Building Type:
N/A
Residential plumbing addition alteration permit
2021-01-05
Single family dwelling install (1) 500 gallon above ground propane tank (b20004199) run line to generator
Valuation:
N/A
Permit #:
P21000025
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Single family dwelling install (1) 500 gallon above ground propane tank *08.19.2020 amendment request to relocate tank - approved 08.24.2020*
Valuation:
N/A
Permit #:
B20002181
Status:
complete
Fee:
$135
Permit Type:
N/A
Building Type:
N/A
Install 120 gallon ug propane gtank and hook to stub out
Valuation:
N/A
Permit #:
GAR-22-0070
Status:
approved
Fee:
$70
Permit Type:
N/A
Building Type:
N/A
Paid by thompson gas install 1000 lp gallon underground & run line to outside stub out
Valuation:
N/A
Permit #:
GAR-21-0039
Status:
approved
Fee:
$70
Permit Type:
N/A
Building Type:
N/A
Run 18 of 1/2 cooper line from tank to stub at house
Valuation:
N/A
Permit #:
PG00028701
Status:
complete
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
Install 15 of ug pe pipe from 500 ug tank to generator
Valuation:
N/A
Permit #:
PG00022971
Status:
complete
Fee:
$65
Permit Type:
N/A
Building Type:
N/A
Residential plumbing addition alteration permit
2021-01-13
Single family dwelling run line from inground propane tank to outside stub out
Valuation:
N/A
Permit #:
P21000118
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Single family dwelling install (1) 1 000 gallon underground propane tank
Valuation:
N/A
Permit #:
B21004073
Status:
complete
Fee:
$110
Permit Type:
N/A
Building Type:
N/A
Single family dwelling install (1) 1 000 gallon underground propane tank
Valuation:
N/A
Permit #:
B21003979
Status:
complete
Fee:
$110
Permit Type:
N/A
Building Type:
N/A
Single family dwelling run line from lp tank to gas fixture: 1- pool heater
Valuation:
N/A
Permit #:
P21001912
Status:
complete
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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BZ Score
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Verified License
BuildZoom confirmed this contractor's license
Thompsonsgas LLC License info
Verified License
| License # | ALLAMAP781OF |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Thompsonsgas LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | MB716875 |
| Status | Active |
| State | Minnesota |
| Type | Mechanical Contractor Bond |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Thompsonsgas LLC at the Minnesota Department of Labor & Industry.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1001 |
| Status | Inactive |
| State | Maryland |
| Type | Home Improvement |
- According to the Maryland Department of Labor, Licensing & Regulation, 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 Thompsonsgas LLC at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1001 |
| Status | Inactive |
| State | Maryland |
| Type | Landscape Architects |
- According to the Maryland Department of Labor, Licensing & Regulation, 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 Thompsonsgas LLC at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1001 |
| Status | Inactive |
| State | Maryland |
| Type | Landscape Architects |
- According to the Maryland Department of Labor, Licensing & Regulation, 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 Thompsonsgas LLC at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
Insured
| Insurer | North River Insurance Company |
| Insured up to | $5,000,000 |
Bonded
| Bonded Agent | Atlantic Specialty Insurance Company |
| Bond Value | $6,000 |
184
Permits
- Building permit records show that Thompsonsgas LLC has worked on 184 permitted projects.
Thompsonsgas LLC Employees
EL
Edward Lamphear
Member
JT
James Randall Thompson