Updated: Jun 04, 2026
Location and Projects
Address
21 AUSTIN DR, Marlborough, CT, 06447
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Connecticut Propane and Petroleum Plumber
Connecticut Propane and Petroleum, 21 Austin Dr, Marlborough, CT (Employee: Hasan Gjonbalaj) holds a Heating, Piping & Cooling Unlimited Contractor license and 2 other licenses according to the Connecticut license board.
Their BuildZoom score of 108 ranks in the top 5% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Connecticut Propane and Petroleum, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
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Connecticut Propane and Petroleum Contact Information
Phone Number: (860) 615-4233
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Address: 21 AUSTIN DR, Marlborough, CT 06447
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Connecticut Propane and Petroleum Marlborough
Quality
108
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Connecticut Propane and Petroleum has a BuildZoom score of 108, which places them above 95% of 12,093 contractors in Connecticut.
Activity
|
46 projects
|
2025 |
|
47 projects
|
2024 |
|
28 projects
|
2023 |
Our building permit records indicate that Connecticut Propane and Petroleum has worked on at least
121.0 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
|
101 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that Connecticut Propane and Petroleum mostly works on
plumbing project
projects.
Pricing
|
116 projects
|
< $5k |
|
3 projects
|
$5k-$20k |
The typical size of their permits is approximately $1,008. 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.
Building Permits by Connecticut Propane and Petroleum
This is a sample of this contractor's permits. Click here to access their complete permit history.
Install (4) 1000 ug lp tanks and run line to boiler and laundry room
Valuation:
$10,150
Permit #:
25-6G
Status:
expired
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
*work done without permit* place (2) 120 gallon lp tanks and run line to generator. tanks were installed in 2021
Valuation:
$1,100
Permit #:
PRMH202504532
Status:
applied
Fee:
N/A
Permit Type:
Alteration
Building Type:
Must verify
Install a 20 kw kohler stand by generator with automatic transfer switch to provide emergency power to one panel.install gas line on side of garage to propane tanks provided by propane co.will call for pressure test
Valuation:
$14,000
Permit #:
20-21-0932
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Place (1) 120g lp tank and run line to generator
Valuation:
$950
Permit #:
25-8G
Status:
expired
Fee:
$31
Permit Type:
N/A
Building Type:
N/A
Place (1) 120g lp tank to stub for new mobile home
Valuation:
$800
Permit #:
25-9G
Status:
expired
Fee:
$67
Permit Type:
N/A
Building Type:
N/A
Place (1) 120g lp tank to stub for new mobile home
Valuation:
$800
Permit #:
25-10G
Status:
expired
Fee:
$67
Permit Type:
N/A
Building Type:
N/A
Run ng line 25ft from meter to 24kw generator using black pipe run ng line 25ft from meter to 24kw generator using black pipe
Valuation:
$950
Permit #:
PRMH202405055
Status:
applied
Fee:
N/A
Permit Type:
New
Building Type:
Must verify
Run gas line from existing tank to pool heater
Valuation:
$1,350
Permit #:
25-11G
Status:
expired
Fee:
$118
Permit Type:
N/A
Building Type:
N/A
Place (2) 120g lp tanks and run line to generator 5ft using black pipe
Valuation:
$1,100
Permit #:
PRMH202406162
Status:
applied
Fee:
N/A
Permit Type:
Alteration
Building Type:
Must verify
Oil to gas conversion installing a hot air furnace. american standard 3 ton air conditioning coil condenser. new gas line for propane tank
Valuation:
$12,000
Permit #:
BLD-2022-02500
Status:
issued
Fee:
$123
Permit Type:
N/A
Building Type:
N/A
Run ng line 15 from from meter to generator using 1 in black pipe
Valuation:
$870
Permit #:
PRMH202405890
Status:
issued
Fee:
N/A
Permit Type:
Alteration
Building Type:
R-3-residential o...
Run ng line 5ft from meter to 24kw generator using 1in black pipe
Valuation:
$800
Permit #:
PRMH202405904
Status:
issued
Fee:
N/A
Permit Type:
Alteration
Building Type:
Must verify
Place (1) 50g lp tank and run line to cook stove run gas line from existing (2) 120g lp tank to new combi boiler
Valuation:
$5,100
Permit #:
24-18G
Status:
expired
Fee:
$92
Permit Type:
N/A
Building Type:
N/A
Place (2) 120g lp tank to stub
Valuation:
$1,550
Permit #:
25-9G
Status:
approved
Fee:
$31
Permit Type:
N/A
Building Type:
N/A
Place (1) 120g lp tank to stub
Valuation:
$700
Permit #:
25-17G
Status:
expired
Fee:
$67
Permit Type:
N/A
Building Type:
N/A
Place (2) 120g lp tank to stub
Valuation:
$850
Permit #:
25-15G
Status:
expired
Fee:
$67
Permit Type:
N/A
Building Type:
N/A
Place (2) 120g lp tanks to stub
Valuation:
$950
Permit #:
25-7G
Status:
expired
Fee:
$30
Permit Type:
N/A
Building Type:
N/A
Run ng line 20ft 5 ft in trench to 24kw generator using black pipe 1 1/4 inch
Valuation:
$1,100
Permit #:
PRMH202504883
Status:
applied
Fee:
N/A
Permit Type:
Alteration
Building Type:
R-residential
Place (1) 120g lp tank and run line to firelog. we are not installing firelog
Valuation:
$1,100
Permit #:
25-31G
Status:
approved
Fee:
$83
Permit Type:
N/A
Building Type:
N/A
Run natural gas line from meter to generator using 1 inch black pipe 14ft
Valuation:
$850
Permit #:
PRMH202302357
Status:
applied
Fee:
N/A
Permit Type:
Alteration
Building Type:
Must verify
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Verified License
BuildZoom confirmed this contractor's license
Connecticut Propane and Petroleum License info
Verified License
| License # | HTG.0396438-S1 |
| Status | Active |
| State | Connecticut |
| Type | Heating, Piping & Cooling Unlimited Contractor |
| Date Issued | 09-01-2025 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Connecticut Propane and Petroleum at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | HTG.0396438-S1 |
| Status | Active |
- When BuildZoom last verified this license, it had an expiration date of August, 2022.
This is a sample of licensing data; click here to access a complete history.
Unverified License
| Status | Unable To Verify |
- BuildZoom was not able to verify this license with the licensing board
This is a sample of licensing data; click here to access a complete history.
108
BuildZoom Score
917
Permits
- Building permit records show that Connecticut Propane and Petroleum has worked on 917 permitted projects.
Connecticut Propane and Petroleum Employees
HG
Hasan Gjonbalaj