Updated: Apr 28, 2026
Location and Projects
Address
10 ASHLAND ST, Dorchester, MA, 02124
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DW Electrical Contractors LLC
DW Electrical Contractors LLC, 10 Ashland St, Dorchester, MA (Owned by: Da H. Ngo) holds a Electrician license and 3 other licenses according to the Massachusetts license board.
Their BuildZoom score of 104 ranks in the top 9% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring DW Electrical Contractors LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
DW Electrical Contractors LLC Contact Information
Phone Number: (857) 343-2181
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Address: 10 ASHLAND ST, Dorchester, MA 02124
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DW Electrical Contractors LLC Dorchester
Quality
104
91st percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
DW Electrical Contractors LLC has a BuildZoom score of 104, which places them above 91% of 139,240 contractors in Massachusetts.
Activity
|
14 projects
|
2024 |
|
14 projects
|
2023 |
Our building permit records indicate that DW Electrical Contractors LLC has worked on at least
28.0 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
|
9 projects
|
Home Additions |
|
27 projects
|
Electrical projects |
Analyzing permits over the last 4 years shows that DW Electrical Contractors LLC mostly works on
electrical project
and home addition
projects.
Pricing
|
11 projects
|
< $5k |
|
16 projects
|
$5k-$20k |
|
5 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
|
1 project
|
$500k-$1mil |
The typical size of their permits is approximately $7,550. 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.
Building Permits by DW Electrical Contractors LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Tenant fit out wire up new bathroom change meter for tenant space from 125 to 400 by adding a 400 amp meter socket and install 2 200 amp panels wire up cubicles wire up for and install a transfer switch for a 50kw diesel generator wire up for 3 (4 ton ) heat pump systems wire up lab hood
Valuation:
$35,000
Permit #:
E1568119
Status:
complete
Fee:
$579
Permit Type:
N/A
Building Type:
Commercial
Wire up 42 residential units and 2 commercial spots with a 3800 amp electrical service and under ground parking garage with 6 electric car charging stations
Valuation:
$803,360
Permit #:
E1527194
Status:
filed
Fee:
$1,445
Permit Type:
N/A
Building Type:
Mixed
Fire alarm system: wire up and install a fire alarm system in a 4 unit building with a total of 10 low frequency horns 5 modules 2 smoke detector, 3 heat detectors 2 pull station and 2 outdoor horn strobe. wire 120 volt smoke detector system inside the units
Valuation:
$12,000
Permit #:
EFA1442567
Status:
complete
Fee:
$140
Permit Type:
N/A
Building Type:
Multi
2 family service upgrade: upgrade service from 100amps to 200 amps and addition a public meter. install a 60amp 12circuit panel for common areas. furnish and install motion sensor lights in back stairs and basement furnish and install smoke detectors and smoke/carbon monoxide detectors in back stairs ba
Valuation:
$4,500
Permit #:
E1448147
Status:
complete
Fee:
$25
Permit Type:
N/A
Building Type:
1-2fam
Wire up kitchen rewire bathroom addition receptacle outlets. furnish and install led lights in kitchen. replace and relocate electrical panel to accommodate new circuits. install smoke and carbon monoxide detectors
Valuation:
$22,190
Permit #:
E1441848
Status:
complete
Fee:
$534
Permit Type:
N/A
Building Type:
1-2fam
Wire up garage with a second floor living space with a bathroom kitchenet and open space wire up for and install a minisplit system with 3 indoor units install 200 amp electrical panel of main house to power garage wire up and install a 100 amps temp service for construction upgrade electrical service from 200 amps to 300 amps wire up and install a 50amp car charger
Valuation:
$20,000
Permit #:
E-22-0222
Status:
final
Fee:
$450
Permit Type:
N/A
Building Type:
N/A
Wire up single family house with 5 bedrooms 4 bathrooms kitchen dining living room and family room upgrade electrical service wire up for 2 air conditioning systems
Valuation:
$20,000
Permit #:
E1629351
Status:
filed
Fee:
$325
Permit Type:
N/A
Building Type:
1-2fam
Wire up a two family with a total of five bedrooms two kitchens two living rooms and five bathrooms. two laundry rooms. upgrade service from 100 to 200 amps
Valuation:
$20,000
Permit #:
E1439220
Status:
complete
Fee:
$580
Permit Type:
N/A
Building Type:
1-2fam
Finish work started by other electrician: install outlets switches breakers light fixtures on 2nd and 3rd floor remove wiring from illegal 3rd floor kitchen
Valuation:
$5,500
Permit #:
E1432733
Status:
complete
Fee:
$136
Permit Type:
N/A
Building Type:
1-2fam
Wire up garage with a second floor living space with a bathroom kitchenet and open space wire up for and install a minisplit system with 3 indoor units install 200 amp electrical panel of main house to power garage wire up and install a 100 amps temp service for construction upgrade electrical service from 200 amps to 300 amps wire up and install a 50amp car charger
Valuation:
$20,000
Permit #:
E-22-0222
Status:
final
Fee:
$450
Permit Type:
N/A
Building Type:
N/A
Wire up for and install 5 low voltage smoke detectors in basement and replace 3 smoke detectors in the rest of the house addition 3 modules for detectors
Valuation:
$3,500
Permit #:
E-24-0784
Status:
final
Fee:
$140
Permit Type:
N/A
Building Type:
N/A
Install security camera system with 4 cameras install a burglar alarm system for 1st floor and basement windows and doors install 8 catv and data drops
Valuation:
$9,500
Permit #:
ELV1629357
Status:
filed
Fee:
$120
Permit Type:
N/A
Building Type:
1-2fam
Re-wire bathroom wire up new laundry relocate kitchen outlets addition a smoke detector in bedroom relocate living room light from wall to ceiling install an outlet for dishwasher. in unit 5
Valuation:
$4,000
Permit #:
E-22-0397
Status:
complete
Fee:
$100
Permit Type:
N/A
Building Type:
Residential
Wire up new restaurant wire up all kitchen equipment wire up a walk in cooler walk in freezer wire up a bathroom an office wire up heating system replace transformer addition a 200 amp main panel. (state property)
Valuation:
$25,000
Permit #:
E1305594
Status:
complete
Fee:
$320
Permit Type:
N/A
Building Type:
Commercial
Install a system smoke detector and 3 monitor modules and run a dedicated circuit to clean agent fire suppression system control panel
Valuation:
$2,500
Permit #:
EFA1609347
Status:
filed
Fee:
$50
Permit Type:
N/A
Building Type:
Commercial
Install an addressable fire alarm system in common areas ad 110 volts smoke and carbon monoxide detectors in units
Valuation:
$110,000
Permit #:
EFA1527196
Status:
filed
Fee:
$1,120
Permit Type:
N/A
Building Type:
Mixed
Addition 2 public meter and panels wire up for and install 6 smoke detectors in stairwell and 2 combos in basement building has 2 separet 100amp services
Valuation:
$5,000
Permit #:
E1384076
Status:
complete
Fee:
$360
Permit Type:
N/A
Building Type:
Multi
Wire up kitchen to new layout re wire 1st floor 1/2 and 2nd floor full bathrooms wire up laundry in 2nd floor bathroom
Valuation:
$9,500
Permit #:
E1586082
Status:
filed
Fee:
$315
Permit Type:
N/A
Building Type:
1-2fam
Install 150 catv and cat6 drops in 42 unit building 3 per unit install a security camera system in common areas and outside building
Valuation:
$52,000
Permit #:
ELV1527198
Status:
filed
Fee:
$540
Permit Type:
N/A
Building Type:
Mixed
Remove existing electrical service and wire up and install a 3000 am electrical service wire up a total of 70 strip lights, 7 emergency lights and 10 receptacle outlets
Valuation:
$50,000
Permit #:
EP-2022-0257
Status:
complete
Fee:
$780
Permit Type:
Electrical
Building Type:
N/A
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BZ Score
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Projects
DW Electrical Contractors LLC Reviews
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Verified License
BuildZoom confirmed this contractor's license
DW Electrical Contractors LLC License info
Verified License
| License # | 21150 |
| Status | Active |
| State | Massachusetts |
| Type | Electrician |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for DW Electrical Contractors LLC at the Commonwealth of Massachusetts E-Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 21876 |
| Status | Active |
| State | Massachusetts |
| Type | Electrician |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for DW Electrical Contractors LLC at the Commonwealth of Massachusetts E-Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 53264 |
| Status | Inactive |
| City | Newton |
| Type | Electrical Contractor |
- According to the City of Newton Massachusetts, 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 DW Electrical Contractors LLC at the City of Newton Massachusetts.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | SS-002139 |
| Status | Inactive |
| State | Massachusetts |
| Type | Security Systems- S- License |
- According to the Massachusetts Department of Public Safety, 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 DW Electrical Contractors LLC at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
104
BuildZoom Score
222
Permits
- Building permit records show that DW Electrical Contractors LLC has worked on 222 permitted projects.
DW Electrical Contractors LLC Employees
DN
Da H Ngo
Owner
DN
Da H. Ngo
Owner
TN
Thai Thai Nguyen
Owner
WL
Wallis M Leguisamon
Owner