Updated: Jun 06, 2026
Location and Projects
Address
1068 Tolland St, East Hartford, CT, 06108
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Jj Sullivan Contracting HVAC/Mechanical Contractor
Jj Sullivan Contracting Co, 1068 Tolland St, East Hartford, CT holds a Mechanical Corporation license and 2 other licenses according to the Connecticut license board.
Their BuildZoom score of 100 ranks in the top 13% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Jj Sullivan Contracting Co, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Jj Sullivan Contracting Co Services
Start a project today:
Custom Home Build
New Home Construction
Medium Multi-Family New Con...
Other Residential New Const...
Medium Multi-Family Remodel...
Office Renovation
Restaurant Renovation
Retail Renovation
Other Commercial Renovation
Roofing
Hardwood Flooring
Carpets
Laminate Flooring
Other Flooring
Framing
Wood Fences
Backsplash and Countertops
Stonework
Tile Flooring
Other Stone and Tile
Drywall
Interior Plaster
Brick and Blockwork
Other Masonry
Flatwork Concrete
Foundations
Other Concrete
Demolition
Paving, Driveways, and Side...
Excavation and Grading
Other Site Work
Gutters and Flashing
Skylights
Sea Walls
Pole Barn
Jj Sullivan Contracting Co Contact Information
Phone Number: (860) 291-9515
Address: 1068 Tolland St, East Hartford, CT 06108
Jj Sullivan Contracting Co East Hartford
Quality
100
87th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Jj Sullivan Contracting Co has a BuildZoom score of 100, which places them above 87% of 12,093 contractors in Connecticut.
Activity
|
1 project
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Jj Sullivan Contracting Co 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
|
$50k-$100k |
|
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.
Building Permits by Jj Sullivan Contracting Co
This is a sample of this contractor's permits. Click here to access their complete permit history.
21, 711 square foot full floor tenant improvements to the 18th floor of an existing 28 story building with new offices common area and reuse of existing patios demolish portion of this project has been applied for under permit com-alt-22-000104 on monday july 11 2022
Valuation:
$2,000,000
Permit #:
COM-ALT-22-000109
Status:
complete
Fee:
$75,440
Permit Type:
N/A
Building Type:
N/A
Cafe improvements on the 19th and 20th floors.19th floor kitchen is 670 sqft of remodeling area. 20th floor kitchen is 670 sqft of remodeling area
Valuation:
$250,000
Permit #:
COM-ALT-22-000233
Status:
complete
Fee:
$7,745
Permit Type:
N/A
Building Type:
N/A
21, 711 sqft full floor tenant improvements to the 18th floor of an existing 28 story building with new offices common areas and reuse of existing patios ***at this time we are applying for the demolish portion of the project only***
Valuation:
$78,000
Permit #:
COM-ALT-22-000104
Status:
complete
Fee:
$2,430
Permit Type:
N/A
Building Type:
N/A
Demolish of existing spaces back to vanilla box for upcoming new tenant fitout 39 000 sq ft total (non-structural)
Valuation:
$220,000
Permit #:
COM-ALT-19-159598
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish (1) glass wall. replace with new frameless store front system. new lighting as indicated on plans. no hvac/plumbing or fp. relocate (2) fire/horn strobes
Valuation:
$28,000
Permit #:
COM-ALT-20-159997
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish 1/2 19th floor back to vanilla box. create common hall for remaining space
Valuation:
$172,000
Permit #:
COM-ALT-20-160020
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Decommission of the 8th floor lan room
Valuation:
$62,000
Permit #:
COM-ALT-23-000101
Status:
complete
Fee:
$2,172
Permit Type:
N/A
Building Type:
N/A
Elevator lobby and common corridor building out
Valuation:
$192,000
Permit #:
COM-ALT-20-160220
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$390,000
Permit #:
B-18-136
Status:
issued
Fee:
$6,756
Permit Type:
Commercial - alter
Building Type:
Business
Common hallway + bathroom renovations
Valuation:
$175,000
Permit #:
COM-NEW-19-157786
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovate existing fitness center for employees of tenants
Valuation:
$200,000
Permit #:
COM-ALT-18-159409
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Prudential lower level - partial demolish of women's and men's locker rooms. new finishes and plumbing fixtures
Valuation:
$80,000
Permit #:
COM-NEW-18-156427
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Predential is sub leasing a portion of 5th fl.furnished + install a glass wall to seperate predential and sublet space
Valuation:
$51,000
Permit #:
COM-ALT-18-159383
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Predential is sub leasing a portion of 5th fl.furnished + install a glass wall to seperate predential and sublet space
Valuation:
$51,000
Permit #:
COM-NEW-18-157742
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant demising wall adjustment ibm giving back space
Valuation:
$36,000
Permit #:
COM-NEW-20-152346
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Selective demolition on floors 20th 21st & 22th
Valuation:
$230,000
Permit #:
COM-ALT-17-158777
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish + renovation of (2) restrooms on each floor 25 + 26.mens and ladies room
Valuation:
$180,000
Permit #:
COM-ALT-18-159271
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Cafe improvements
Valuation:
$148,000
Permit #:
COM-NEW-19-158413
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Elevator lobby renovations
Valuation:
$129,000
Permit #:
COM-ALT-19-159723
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Prudential lower level - partial demolish of women's and men's locker rooms. new finishes and plumbing fixtures
Valuation:
$80,000
Permit #:
COM-ALT-17-159017
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Jj Sullivan Contracting Co Reviews
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Verified License
BuildZoom confirmed this contractor's license
Jj Sullivan Contracting Co License info
Verified License
| License # | MCO.0903934 |
| Status | Active |
| State | Connecticut |
| Type | Mechanical Corporation |
| Date Issued | 07-01-2025 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Jj Sullivan Contracting Co at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NHC.0015080 |
| Status | Inactive |
| State | Connecticut |
| Type | New Home Contractor |
- According to the Connecticut Department of Consumer Protection, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Jj Sullivan Contracting Co at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | HIC.0501154 |
| Status | Inactive |
| State | Connecticut |
| Type | Home Improvement Contractor |
- According to the Connecticut Department of Consumer Protection, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Jj Sullivan Contracting Co at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
16
Permits
- Building permit records show that Jj Sullivan Contracting Co has worked on 16 permitted projects.