Updated: Nov 17, 2025
Location and Projects
Address
55 Girard Ave, Hartford, CT, 06105
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GN Construction, LLC
GN Construction, LLC, 55 Girard Ave, Hartford, CT holds a Home Improvement Contractor license and 2 other licenses according to the Connecticut license board.
Their BuildZoom score of 110 ranks in the top 4% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring GN Construction, LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
GN Construction, LLC Services
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GN Construction, LLC Contact Information
Phone Number: (860) 478-1774
Address: 55 Girard Ave, Hartford, CT 06105
GN Construction, LLC Hartford
Quality
110
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
GN Construction, LLC has a BuildZoom score of 110, which places them above 96% of 12,093 contractors in Connecticut.
Activity
|
13 projects
|
2025 |
|
18 projects
|
2024 |
|
27 projects
|
2023 |
|
18 projects
|
2022 |
Our building permit records indicate that GN Construction, LLC has worked on at least
76.0 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
|
13 projects
|
Home Additions |
|
22 projects
|
Kitchen remodels |
|
19 projects
|
Multi-room remodels |
Analyzing permits over the last 4 years shows that GN Construction, LLC mostly works on
kitchen remodel
and multi-room remodel
projects.
Pricing
|
11 projects
|
< $5k |
|
30 projects
|
$5k-$20k |
|
17 projects
|
$20k-$50k |
|
8 projects
|
$50k-$100k |
|
4 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $19,000. 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.
-dig foundation hole form and pour foundation and slab -frame addition per plans -install all needed fasteners per code -install insulation on exterior walls floor over crawl space second floor ceiling -demo existing basement stairs going into basement building new staircase
Valuation:
$65,000
Permit #:
PRAD202500708
Status:
applied
Fee:
N/A
Permit Type:
Addition
Building Type:
R-residential
Refinishing a master bathroom along with a jack and jill bathroom: will demolish bathrooms to the studs layouts will remain mostly the same. the master bathroom is getting a larger shower which will push the vanity over against the wall. radiator has to be removed to do this. to replace heat in this room they will be getting heated floors. jack and jill bathroom layout is staying the ... see more
Valuation:
$50,000
Permit #:
PRAD202500013
Status:
issued
Fee:
N/A
Permit Type:
Alteration
Building Type:
Must verify
Construction of a two-story residential addition base on architectural drawing. the addition will provide new bedrooms bathrooms and a primary walk-in closet on second floor. work will include installation of windows doors insulation roofing siding to match existing and all required mechanical electrical and plumbing connections. construction will comply with 2021 irc and 2022 connect... see more
Valuation:
$125,000
Permit #:
PRAD202505366
Status:
applied
Fee:
N/A
Permit Type:
Addition
Building Type:
Must verify
Demolish existing roof shingles on garage roof and lower porch roof. demolish existing gutter on garage roof and lower porch roof. remove existing roof sheathing on garage roof. remove existing garage roof rafters. remove existing siding on 3 walls of garage. remove section of siding on main house to be saved and re installed. remove existing drywall on garage ceiling. remove existing... see more
Valuation:
$100,000
Permit #:
PRAD202502158
Status:
applied
Fee:
N/A
Permit Type:
Alteration
Building Type:
R-residential
Building a 4 season sunroom -• addition demolish • remove existing window trim and base board trim. • remove existing window. • remove existing porch • open wall in basement for new basement entrance • remove siding on existing exterior wall prep for drywall. • foundation • demolish and remove existing concrete • new foundation 10 walls • frame living space sunroom walls and roof syst... see more
Valuation:
$51,500
Permit #:
PRAD202502709
Status:
applied
Fee:
N/A
Permit Type:
Addition
Building Type:
Must verify
Removing a second floor addition.addition demolish remove existing second floor addition. protect for weather addition framing frame two roofs to original profile close up exterior opening to existing closet and frame new window for bathroom. ? replace existing roof: ? process to involve stripping existing roof installing full ice and water shield. cutting in ridge vent for additional... see more
Valuation:
$35,000
Permit #:
PRAD202503388
Status:
applied
Fee:
N/A
Permit Type:
Alteration
Building Type:
R-residential
Process to involve stripping existing roof installing full ice and water shield. cutting in ridge vent for additional venting. install flashing against or around all penetrations and roof lines. cedar siding to be cut so proper flashing can be installed. will be using golden pledge lifetime warranty on roof material and 25 year warranty on workmanship
Valuation:
$20,000
Permit #:
PRRF202504616
Status:
issued
Fee:
N/A
Permit Type:
Alteration
Building Type:
R-residential
Renovate mudroom kitchen bathroom and dining room based on provided drawings. mudroom: dig for new mudroom foundation. pour footings set foundation forms pour foundation remove forms and backfill. frame insulate and drywall mudroom. bathroom: demolish reframe for pocket door drywall and trim. kitchen: demolish building (4) temporary walls to support load above remove temporary walls a... see more
Valuation:
$80,000
Permit #:
PRAD202400794
Status:
applied
Fee:
N/A
Permit Type:
Alteration
Building Type:
One family dwelli...
Garage conversion with bathroom. please see provided drawings. replace existing garage foundation and remove everything down to the studs new drywall and finish existing space. demolish existing bathroom down to studs expand and finish to an updated bathroom
Valuation:
$45,000
Permit #:
PRAD202401257
Status:
applied
Fee:
N/A
Permit Type:
Alteration
Building Type:
One family dwelli...
Renovating basement and adding a half bathroom based on provided plans. convert first floor full bathroom to a half bathroom & laundry. finishing attic to bedroom and full bathroom. finishing attic to bedroom and full bathroom
Valuation:
$100,000
Permit #:
PRAD202300891
Status:
applied
Fee:
N/A
Permit Type:
Alteration
Building Type:
One family dwelli...
Demolish and rebuild a deck. demo- support existing roof remove existing porch flooring framing and stairs. roof and ceiling to remain intact. new deck- frame front porch under existing roof install fasteners and hangers per code install t&g flooring install 3 columns install decorative trim frame new half wall and frame for 3 new windows install new stairs & railing repair and flash ... see more
Valuation:
$18,000
Permit #:
RES-ALT-24-000748
Status:
complete
Fee:
$615
Permit Type:
N/A
Building Type:
N/A
Playroom tv and living room. phase 1: work being done based on provided drawings. only working on left side of stairs in house for 1st phase. convert unfinished unconditioned room to renovated playroom. dig for new mudroom foundation. pour footings. set foundation forms. pour foundation. remove forms and backfill. relocate non-load bearing wall. demolition: remove existing concrete pa... see more
Valuation:
$15,000
Permit #:
PRAD202400111
Status:
issued
Fee:
N/A
Permit Type:
Alteration
Building Type:
One family dwelli...
Basement electrical install (10) recess lights. install outlets switches per new lay out basement bathroom electrical wire new bathroom to code. install (1) recess light. install wiring for light above vanity. install new bathroom fan and pipe outside. install outlet switches and breakers. 1st floor bathroom/new laundry electrical rewire bathroom to code. wire for stackable washer and... see more
Valuation:
$8,000
Permit #:
PREL202300798
Status:
applied
Fee:
N/A
Permit Type:
Alteration
Building Type:
Must verify
Remodeling a bathroom building a closet in bathroom and pantry in kitchen. remove deck stairs and railing building new platform to receive new stairs and railing. *interior stair to garage.*
Valuation:
$12,000
Permit #:
PRAD202504242
Status:
issued
Fee:
N/A
Permit Type:
Alteration
Building Type:
R-residential
Convert unfinished basement to finished basement. installing new egress well with egress window. frame a half bathroom. install small kitchenette (no stove) drywall ceiling. new windows for basement. convert dining room to bedroom existing double hung window to meet egress requirements for bedroom p&z condition: here will be no bedrooms created in the basement nor will there be any re... see more
Valuation:
$100,000
Permit #:
RES-ALT-22-000571
Status:
issued
Fee:
$3,206
Permit Type:
N/A
Building Type:
N/A
Frame new deck existing footrpint. install all needed flashing fasteners hangers and hardware to code.install new pressure treated decking. frame new set of stairs install stair threads. install pressure treated railing to include stairs
Valuation:
$5,000
Permit #:
PRDK202403827
Status:
issued
Fee:
N/A
Permit Type:
New
Building Type:
One family dwelli...
Remodel existing 2 bathrooms. master bathroom same layout no configuration changes. please see attached drawings. half bathroom on second floor same layout extending shower length. create pocket door. please see attached drawings
Valuation:
$30,000
Permit #:
PRAD202300139
Status:
applied
Fee:
N/A
Permit Type:
Alteration
Building Type:
Must verify
Frame front vestibule with glass store front. addition front awing. interior framing to create liquor room and holding space. change interior doors. addition double door d107. demolish interior walls. paint space. requires engineer's letter of inspection for canopy anchors
Valuation:
$60,000
Permit #:
COM-ALT-24-000033
Status:
issued
Fee:
$2,051
Permit Type:
N/A
Building Type:
N/A
Update existing 1st floor bathroom based on provided drawings. convert shower area to a laundry area with washer and dryer. toilet & sink to stay in same locations. update existing kitchen based on provided drawings. update master bathroom based on provided drawings. installing freestanding tub and creating walk in shower. toilet to stay in same location. remove and install 20 new rep... see more
Valuation:
$78,000
Permit #:
PRAD202303799
Status:
applied
Fee:
N/A
Permit Type:
Alteration
Building Type:
One family dwelli...
Remodel kitchen. one load bearing wall separating kitchen and living room to be opened up. partial non loading wall to come down. remodel 3.5 bathrooms. primary bathroom new configuration. other bathrooms no configuration change
Valuation:
$100,000
Permit #:
RES-ALT-22-000515
Status:
complete
Fee:
$3,096
Permit Type:
N/A
Building Type:
N/A
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GN Construction, LLC License info
Verified License
| License # | HIC.0632162 |
| Status | Active |
| State | Connecticut |
| Type | Home Improvement Contractor |
| Date Issued | 04-01-2025 |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for GN Construction, LLC at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | MCO.0903568 |
| Status | Active |
| State | Connecticut |
| Type | Mechanical Corporation |
| Date Issued | 07-01-2025 |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for GN Construction, LLC at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NAT-125926-2 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- According to the United States Environmental Protection Agency, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for GN Construction, LLC at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
110
BuildZoom Score
170
Permits
- Building permit records show that GN Construction, LLC has worked on 170 permitted projects.