Updated: Oct 02, 2025
Location and Projects
Address
110 MATTATUCK HEIGHTS RD, Waterbury, CT, 06701
Use our bidding system to
request a quote
Mj Daly & Sons HVAC/Mechanical Contractor
Their BuildZoom score of 99 ranks in the top 15% of 12,093 Connecticut licensed contractors.
If you are thinking of hiring Mj Daly & Sons Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Mj Daly & Sons Inc Contact Information
Phone Number: (203) 706-1816
Edit
Address: 110 MATTATUCK HEIGHTS RD, Waterbury, CT 06701
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Mj Daly & Sons Inc Waterbury
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Mj Daly & Sons Inc has a BuildZoom score of 99, which places them above 85% of 12,093 contractors in Connecticut.
Activity
|
5 projects
|
2025 |
|
1 project
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Mj Daly & Sons Inc has worked on at least
7.0 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
|
< $5k |
|
1 project
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
4 projects
|
$1mil+ |
The typical size of their permits is approximately $1,463,000. 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.
Installation of new full hvac system including but not limited to installation of new ductwork and hydronic piping to new roof top units boilers hot water pumps. installation of new vrf system including indoor cassettes and roof top condensers
Valuation:
$8,856,300
Permit #:
MISC-MEC-25-000201
Status:
issued
Fee:
$2,303
Permit Type:
Alteration
Building Type:
Commercial
Commercial or multi-family new hvac mechanical permit application
2025-04-30
New vrf and mechanical system only education fees apply
Valuation:
$4,064,286
Permit #:
MC-013261-2025
Status:
issued
Fee:
$1,057
Permit Type:
N/A
Building Type:
N/A
Temporary permit for demolition drop 4 sprinkler heads in temporary office project is under building permit com-alt-24-000436
Valuation:
$10,000
Permit #:
MISC-FIRSU-25-000034
Status:
issued
Fee:
$380
Permit Type:
N/A
Building Type:
Commercial
Commercial or multi-family plumbing w gas piping permit application
2024-11-04
Plumbing demolish plumbing water distribution piping plumbing sanitary piping storm drain piping fixture install
Valuation:
$1,687,000
Permit #:
PC-005565-2023
Status:
complete
Fee:
$439
Permit Type:
N/A
Building Type:
N/A
Install new fire protection system on first firl connect to existing fire protection system on 2nd floor and replace sprinkler heads in pool area. install new sprinkler in auditorium. ref 2018-0907
Valuation:
$490,132
Permit #:
COM-NEW-21-154347
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Multi family or commercial hvac repair & replacement mechanical permit application
2022-11-28
New mechanical system install in renovation of bowers elementary school
Valuation:
$5,387,000
Permit #:
MC-002689-2022
Status:
complete
Fee:
$1,401
Permit Type:
N/A
Building Type:
N/A
Multi-family or commercial plumbing- dwv & water only permit application
2023-01-09
Plumbing
Valuation:
$1,463,000
Permit #:
PC-002242-2022
Status:
complete
Fee:
$380
Permit Type:
N/A
Building Type:
N/A
Boiler replacement - kingsbury elementary school
Valuation:
$302,000
Permit #:
PR20221297
Status:
issued
Fee:
$79
Permit Type:
N/A
Building Type:
N/A
New construction 4 floors sprinkler system for areas a b c area d & e by others
Valuation:
$752,000
Permit #:
COM-NEW-21-154348
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovation of existing sprinkler system ladies locker room and restrooms
Valuation:
$34,000
Permit #:
PR20250540
Status:
issued
Fee:
$884
Permit Type:
N/A
Building Type:
N/A
Install new fire protection system on first firl connect to existing fire protection system on 2nd floor and replace sprinkler heads in pool area. install new sprinkler in auditorium. ref 2018-0907
Valuation:
$490,132
Permit #:
MISC-FIRSU-19-182306
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish and re-install new hvac duct work with 11 fan coil units and piping of new heating/cooling lines. ref#2019-2893
Valuation:
$483,500
Permit #:
COM-NEW-20-153212
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Chiller replacement at maloney elementary school
Valuation:
$561,000
Permit #:
PR20221294
Status:
issued
Fee:
$146
Permit Type:
N/A
Building Type:
N/A
Demolish and re-install new hvac duct work with 11 fan coil units and piping of new heating/cooling lines. ref#2019-2893
Valuation:
$483,500
Permit #:
MISC-MEC-19-170211
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove a portion of the existing sprinkler system & install beneath the shoring ( reinstall after deck repairs are completed )
Valuation:
$19,200
Permit #:
CSPK-11-22-35429
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Provide hvac equipment and installation per plans
Valuation:
$1,219,000
Permit #:
PR20200215
Status:
issued
Fee:
$30,792
Permit Type:
N/A
Building Type:
N/A
Installation of sprinkler system
Valuation:
$490,000
Permit #:
MISC-FIRSU-20-182509
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish and re-install 2 new bathrooms water heater water feeds. to new drinking fountains & coffee machines. ref.#2019-2893
Valuation:
$106,220
Permit #:
COM-NEW-20-153210
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Fire sprinkler additions to existing system per fire marshal request. work consists of the addition of (2) sprinklers to the existing system for proper coverage per nfpa #13
Valuation:
$2,269
Permit #:
TFS-19-39
Status:
filed
Fee:
$61
Permit Type:
Sprinklers
Building Type:
Please select
Pressure test gas line meter install
Valuation:
$1,000
Permit #:
PR20250349
Status:
issued
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
License # HIC.0574515
West Suffield, CT
115
BZ Score
$9.5K
Avg Project
-
Projects
License # HTG.0303445-S1
Newington, CT
115
BZ Score
$10.5K
Avg Project
-
Projects
License # HTG.0408576-S1
Milford, CT
116
BZ Score
$11K
Avg Project
-
Projects
Mj Daly & Sons Inc Reviews
BuildZoom hasn't received any reviews for Mj Daly & Sons Inc. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Mj Daly & Sons Inc License info
License Not Verified
| License # | MEC.0001151 |
| Status | Active |
| State | Connecticut |
| Type | Mechanical Contracotr |
- When BuildZoom last verified this license, it had an expiration date of September, 2025. Check the current license status of Mj Daly & Sons Inc with the Connecticut Department of Consumer Protection
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
184
Permits
- Building permit records show that Mj Daly & Sons Inc has worked on 184 permitted projects.