Updated: Jun 12, 2026
Location and Projects
Address
80 TELLER RD, Trumbull, CT, 06611
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Gregory G Gilbertson HVAC/Mechanical Contractor
Gregory G Gilbertson, 80 Teller Rd, Trumbull, CT (Employee: Gregory Gilbertson) holds a Heating, Piping & Cooling Limited Contractor license and 1 other license 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 Gregory G Gilbertson, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Gregory G Gilbertson Contact Information
Address: 80 TELLER RD, Trumbull, CT 06611
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Gregory G Gilbertson Trumbull
Quality
108
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Gregory G Gilbertson has a BuildZoom score of 108, which places them above 95% of 12,093 contractors in Connecticut.
Activity
|
26 projects
|
2025 |
|
44 projects
|
2024 |
|
36 projects
|
2023 |
Our building permit records indicate that Gregory G Gilbertson has worked on at least
106.0 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
|
36 projects
|
Mechanical projects |
|
35 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Gregory G Gilbertson mostly works on
mechanical project
and hvac project
projects.
Pricing
|
25 projects
|
< $5k |
|
70 projects
|
$5k-$20k |
|
3 projects
|
$20k-$50k |
The typical size of their permits is approximately $7,000. 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.
Set two 120 gallon horizontal above ground lp tanks on concrete slab at rear of house. tanks will be anchored to slab with galvanized 7/32 cable. install 30 steel pipe (gas) attached to to building to future generator platform
Valuation:
$7,000
Permit #:
BLD-2024-02372
Status:
issued
Fee:
$72
Permit Type:
N/A
Building Type:
N/A
Set 120 gallon above ground lp tank at rear of house. install 50 steel gas pipe into basement for range and fireplace
Valuation:
$5,000
Permit #:
TANK-2025-00839
Status:
issued
Fee:
$51
Permit Type:
N/A
Building Type:
N/A
Direct replacement 275 gallon horizontal oil tank with new vent piping-tank gauge and vent alarm. same location. under deck back house. premade concrete tank rails. remove and dispose used equipment
Valuation:
$5,696
Permit #:
M-23-82
Status:
complete
Fee:
N/A
Permit Type:
Oil tanks - resid...
Building Type:
Single family
Set 120 gallon above ground lp tank on right side.install 75 copper gas pipe attached to building to fireplace. extend existing interior line to fp on first fl. install 3 log sets
Valuation:
$11,000
Permit #:
BLD-2024-02754
Status:
issued
Fee:
$113
Permit Type:
N/A
Building Type:
N/A
Set two 120-gallon above ground lp tanks at rear of house. install 20 steel gas pipe attached to house and deck to pool heater bbq and fire table
Valuation:
$2,000
Permit #:
TANK-2025-01213
Status:
issued
Fee:
$21
Permit Type:
N/A
Building Type:
N/A
Direct replacement two exterior 275 gallon oil tanks outside main house
Valuation:
$15,000
Permit #:
BLD-2025-00080
Status:
complete
Fee:
$154
Permit Type:
N/A
Building Type:
N/A
Set 60 gallon above ground lp tank at rear against house. extend existing interior line 40 (csst, copper) to kitchen for cook top. install line to deck for bbq
Valuation:
$1,700
Permit #:
M-24-76
Status:
complete
Fee:
N/A
Permit Type:
Gas tank above gr...
Building Type:
Single family
Air conditioning direct replacement bedrooms on left side of house
Valuation:
$14,000
Permit #:
AC-2025-01088
Status:
complete
Fee:
$144
Permit Type:
N/A
Building Type:
N/A
Direct replacement 275 grandby polycoat oil tank exterior location
Valuation:
$9,000
Permit #:
TANK-2025-00788
Status:
complete
Fee:
$92
Permit Type:
N/A
Building Type:
N/A
Set 2/120 gallon above ground lp tanks at rear of house against deck. install 20 copper gas pipe attached to deck and building to pool heater by others
Valuation:
N/A
Permit #:
63961
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Extend interior gas line 25 in basement (csst) to fireplace through cleanout. install real fyre 24 vented log set
Valuation:
$4,000
Permit #:
BLD-2025-02046
Status:
issued
Fee:
$41
Permit Type:
N/A
Building Type:
N/A
Set 60 gallon lp ank on poured concrete slab to satisfy fema requirements strap tank to slab install gas ipe attached to building to kitchen for range with shutoff valve to kitchen
Valuation:
$3,000
Permit #:
BLD-2022-02051
Status:
issued
Fee:
$31
Permit Type:
N/A
Building Type:
N/A
Direct replacment - 330 gallon basement oil tank
Valuation:
$6,000
Permit #:
TANK-2025-01272
Status:
complete
Fee:
$62
Permit Type:
N/A
Building Type:
N/A
Direct replacement - 275 gallon basement oil tank
Valuation:
$6,000
Permit #:
TANK-2025-00862
Status:
issued
Fee:
$62
Permit Type:
N/A
Building Type:
N/A
Set 2/120 gallon above ground lp tanks at rear of property. install 50 underground pe plastic gas pipe in trench to generator and existing termination. generator by others
Valuation:
$2,028
Permit #:
G-23-83
Status:
complete
Fee:
N/A
Permit Type:
Gas tank above gr...
Building Type:
Single family
Direct replacment 275 gallon basement oil tank
Valuation:
$8,000
Permit #:
BLD-2025-00150
Status:
issued
Fee:
$82
Permit Type:
N/A
Building Type:
N/A
Direct replacement 275 gallon exterior oil tank
Valuation:
$8,000
Permit #:
BLD-2025-00035
Status:
complete
Fee:
$82
Permit Type:
N/A
Building Type:
N/A
Install general 24 kw standby generator with 200 amp transfer switch and 2 load management modules. install propane line from existing regulator on house. generator will be located on right side of house.propane will be connected via sumac amount pipe or in customer provided 18 deep trench from generator location to regulator at house
Valuation:
$15,900
Permit #:
B-21-1379
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Direct replacement 275 gallon basement oil tank
Valuation:
$4,000
Permit #:
TANK-2025-00908
Status:
issued
Fee:
$41
Permit Type:
N/A
Building Type:
N/A
Set two 120 gallon lp tanks at left side of house in place of existing tank. install gas pipe attached to building to generator location. generator by others. *** per applicant request: addition a generator. plot plan with generator location in last attachment and is the original location. *** v.n-11.15.2021
Valuation:
$1,500
Permit #:
B-21-1469
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Gregory G Gilbertson License info
Verified License
| License # | HTG.0309117-S3 |
| Status | Active |
| State | Connecticut |
| Type | Heating, Piping & Cooling Limited Contractor |
| Date Issued | 09-01-2025 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Gregory G Gilbertson 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.0309117-S3 |
| Status | Active |
| State | Connecticut |
- When BuildZoom last verified this license, it had an expiration date of August, 2022. Check the current license status of Gregory G Gilbertson with the Connecticut Department of Consumer Protection
This is a sample of licensing data; click here to access a complete history.
108
BuildZoom Score
1.1K
Permits
- Building permit records show that Gregory G Gilbertson has worked on 1066 permitted projects.
Gregory G Gilbertson Employees
GG
Gregory Gilbertson