Updated: Jul 20, 2026
Location and Projects
Address
1 FINANCIAL PLZ FL 15, Hartford, CT, 06101
Use our bidding system to
request a quote
Fuss & Oneill Enviroscience Construction
Fuss & Oneill Enviroscience, LLC, 1 Financial Plz, Hartford, CT (Owned by: Laurice Klemarczyk) holds a Mechanical Corporation license and 1 other license according to the Connecticut license board.
Their BuildZoom score of 102 ranks in the top 11% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Fuss & Oneill Enviroscience, LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Fuss & Oneill Enviroscience, LLC Services
Start a project today:
Fuss & Oneill Enviroscience, LLC Contact Information
Phone Number: (860) 646-2469
Edit
Address: 1 FINANCIAL PLZ FL 15, Hartford, CT 06101
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Fuss & Oneill Enviroscience, LLC Hartford
Quality
102
89th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Fuss & Oneill Enviroscience, LLC has a BuildZoom score of 102, which places them above 89% of 12,093 contractors in Connecticut.
Activity
|
1 project
|
2025 |
|
1 project
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Fuss & Oneill Enviroscience, LLC has worked on at least
3.0 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
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
1 project
|
$100k-$250k |
|
1 project
|
$250k-$500k |
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 Fuss & Oneill Enviroscience, LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Commercial or multi-family footing and foundation building permit application
2025-12-09
Reconfiguration of patio/process tanks storage area to upsize existing tanks and adding one additional tank. new concrete pad and adjacent retaining fall that has failed
Valuation:
$86,180
Permit #:
BC-013722-2025
Status:
expired
Fee:
$1,325
Permit Type:
N/A
Building Type:
N/A
Residential footing and foundation building permit application
2025-05-16
Reconfiguration of patio/process tanks storage area to upsize existing tanks and adding one additional tank. new concrete pad and adjacent retaining fall that has failed
Valuation:
$86,180
Permit #:
BR-013665-2025
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Site construction for the removal and replacement of a 20, 000 gallon underground storage tank (ust) for heating oil. (mep trades by others)
Valuation:
$255,000
Permit #:
23-60B
Status:
complete
Fee:
$4,098
Permit Type:
Commercial constr...
Building Type:
N/A
Sitework to support the installation of an above ground propane tank system. mechanical work by others (superior energy llc)
Valuation:
$38,777
Permit #:
23-61B
Status:
expired
Fee:
$642
Permit Type:
Commercial constr...
Building Type:
N/A
No Description Available
Valuation:
$140,000
Permit #:
61894
Status:
issued
Fee:
N/A
Permit Type:
Commercial/indust...
Building Type:
N/A
Repairs to meeting house and plumbing and modifications to preschool per attached list of schedule of work. (mechanicals included)
Valuation:
$39,400
Permit #:
7538
Status:
complete
Fee:
N/A
Permit Type:
Alteratio/renovat...
Building Type:
Commercial
Construction a 6000 gallon above ground fuel storage tank and system
Valuation:
$136,368
Permit #:
19-158B
Status:
expired
Fee:
$1,945
Permit Type:
Commercial altera...
Building Type:
N/A
Construction of 1000 gallon above ground fuel tank and system
Valuation:
$146,069
Permit #:
19-157B
Status:
expired
Fee:
$2,083
Permit Type:
N/A
Building Type:
N/A
Complete catering/service kitchen in the dairy barn. (mechs. pd on bp)
Valuation:
$10,000
Permit #:
6755
Status:
complete
Fee:
N/A
Permit Type:
Alteratio/renovat...
Building Type:
Commercial
Construct a pre-engineered metal building for new dpw facility per plans and installation of communications tower (60') per special permit approval(all mechanicals included)
Valuation:
$2,520,000
Permit #:
984
Status:
issued
Fee:
N/A
Permit Type:
Municipal constru...
Building Type:
Municipal
Renovations to dairy barn (mechanicals included kitchen not included on this permit).per ehhd and b.o.: underslab plumbing only at this time. state approvals needed for water into building
Valuation:
$174,296
Permit #:
6450
Status:
complete
Fee:
N/A
Permit Type:
Barn
Building Type:
Commercial
No Description Available
Valuation:
N/A
Permit #:
50514
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
(tanks) connecitcut sciences corp (csc) removal of (2) 20,000 gallon kero ust. & replacement with (2) 10,000 gallon kero convaut ast. building and fire marshall to witness
Valuation:
$318,250
Permit #:
B-16-401
Status:
issued
Fee:
$4,477
Permit Type:
Alterations over ...
Building Type:
Commercial Building
Foundation only for the new 22, 000 sqft dpw building and communications tower foundation (per special permit approval)
Valuation:
$200,000
Permit #:
983
Status:
issued
Fee:
N/A
Permit Type:
Municipal constru...
Building Type:
Municipal
To demolish and replace existing bathroom house (26.8x54.8)
Valuation:
$260,000
Permit #:
4705
Status:
complete
Fee:
N/A
Permit Type:
Commercial constr...
Building Type:
Commercial
No Description Available
Valuation:
$662,388
Permit #:
B-14-1458
Status:
complete
Fee:
$9,965
Permit Type:
Comm / Apts / Mun...
Building Type:
Industrial 96
Update caretakers house to make ada compliant to include a handicap ramp bathroom and widening of doors (mechanicals included on bp)
Valuation:
$14,500
Permit #:
2785
Status:
issued
Fee:
N/A
Permit Type:
Municipal constru...
Building Type:
Commercial of mass
Construct a 2 1/2 story 64x49 1700 ton salt storage shed
Valuation:
$157,000
Permit #:
982
Status:
issued
Fee:
N/A
Permit Type:
New construction
Building Type:
Municipal
Repairs to barn- framing floors siding per plans
Valuation:
$150,000
Permit #:
6232
Status:
complete
Fee:
N/A
Permit Type:
Repair
Building Type:
Ch 121a
Convert a classroom in the middle school building to be used as a preschool (2 toilets to be added- mechanicals included)
Valuation:
$75,000
Permit #:
6115
Status:
issued
Fee:
N/A
Permit Type:
Municipal constru...
Building Type:
Municipal
Similar Contractors See more
138
BZ Score
-
Avg Project
-
Projects
147
BZ Score
$45K
Avg Project
-
Projects
151
BZ Score
-
Avg Project
-
Projects
Fuss & Oneill Enviroscience, LLC Reviews
BuildZoom hasn't received any reviews for Fuss & Oneill Enviroscience, LLC. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Hiring a contractor?
Verified License
BuildZoom confirmed this contractor's license
Fuss & Oneill Enviroscience, LLC License info
Verified License
| License # | MCO.0902062 |
| Status | Active |
| State | Connecticut |
| Type | Mechanical Corporation |
| Date Issued | 07-01-2026 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Fuss & Oneill Enviroscience, 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 # | JPC.0000072 |
| Status | Inactive |
| State | Connecticut |
| Type | Joint Practice |
- According to the Connecticut Department of Consumer Protection, 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 Fuss & Oneill Enviroscience, LLC at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
20
Permits
- Building permit records show that Fuss & Oneill Enviroscience, LLC has worked on 20 permitted projects.
Fuss & Oneill Enviroscience, LLC Employees
BG
Beth Garvin
Owner
LK
Laurice Klemarczyk
Owner