Updated: Apr 28, 2026
Location and Projects
Address
6 WILDEWOOD DR, Arlington, MA, 02476
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William M. Kotowski Electrician
William M. Kotowski, 6 Wildewood Dr, Arlington, MA (Owned by: William M Kotowski) holds a Electrician license and 3 other licenses according to the Massachusetts license board.
Their BuildZoom score of 95 ranks in the top 22% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring William M. Kotowski, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
William M. Kotowski Contact Information
Address: 6 WILDEWOOD DR, Arlington, MA 02476
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William M. Kotowski Arlington
Quality
95
78th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
William M. Kotowski has a BuildZoom score of 95, which places them above 78% of 139,240 contractors in Massachusetts.
Activity
|
1 project
|
2024 |
|
6 projects
|
2023 |
Our building permit records indicate that William M. Kotowski 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.
Experience
|
7 projects
|
Electrical projects |
Analyzing permits over the last 4 years shows that William M. Kotowski mostly works on
electrical project
projects.
Pricing
|
4 projects
|
< $5k |
|
3 projects
|
$5k-$20k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $4,200. 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.
Replace island pendants with new install 4 new lighting fixtures on 4 existing j-boxes. relocate switches in den that is turning into walk in closet. provide outlets for california closet systems in 3 closets. relocate outlets on either side of existing gas log fireplace
Valuation:
$6,500
Permit #:
E1596588
Status:
filed
Fee:
$38
Permit Type:
N/A
Building Type:
Multi
Repair/replace water damaged wiring and lighting on 2nd floor of 551 tremont artist loft. replace lighting with led retrofits in 1st & 2nd floor hallways and stairs
Valuation:
$12,000
Permit #:
E1438377
Status:
filed
Fee:
$62
Permit Type:
N/A
Building Type:
Mixed
Electrical work in sorority including: demolish and make safe of circuits feeding elevator that will be removed. power for air chiller and miscellaneous rooftop outlets
Valuation:
$3,800
Permit #:
E1381595
Status:
complete
Fee:
$30
Permit Type:
N/A
Building Type:
Other
Replace existing common area hallway surface lighting and emergency lighting with new. fish in and install additional lighting on stairwell. relocate existing intercom system to opposite side of door and replace with new. replace hallway switches/timers with new
Valuation:
$3,400
Permit #:
E1128509
Status:
filed
Fee:
$42
Permit Type:
N/A
Building Type:
1-4fam
Repair/replace wiring in basement storage areas caused by fire damage. remove old romex and install proper mc cable for lighting and switches
Valuation:
$2,500
Permit #:
E1496303
Status:
filed
Fee:
$31
Permit Type:
N/A
Building Type:
Mixed
Complete rewire of existing single family home
Valuation:
$120,000
Permit #:
ELEC22-00365
Status:
final
Fee:
$3,000
Permit Type:
Alteration
Building Type:
N/A
Remodel of condominium including: provide new wiring for lighting power and hvac to eat-in kitchen living room and bathroom on 2nd level. 2 bedrooms bathroom and laundry/utility on 3rd level. master suite w/bath and walk in closets on 4th level
Valuation:
$10,400
Permit #:
E858527
Status:
complete
Fee:
$155
Permit Type:
N/A
Building Type:
1-2fam
Relocate the existing 120v smoke detectors according to new floor plan. there are no new smokes/co2 detectors being added
Valuation:
$500
Permit #:
EFA858524
Status:
complete
Fee:
$30
Permit Type:
N/A
Building Type:
1-2fam
Install 4 new coaxial lines for television and 4 new ethernet lines for data in remodel of condominium
Valuation:
$680
Permit #:
ELV858525
Status:
complete
Fee:
$30
Permit Type:
N/A
Building Type:
1-2fam
Service upgrade 100 to 200a
Valuation:
$3,500
Permit #:
E1496318
Status:
complete
Fee:
$75
Permit Type:
N/A
Building Type:
1-2fam
Smoke detector certificate for sale of 3 family home
Valuation:
N/A
Permit #:
SMOKE2020-00378
Status:
issued
Fee:
$150
Permit Type:
N/A
Building Type:
N/A
Smoke detector certificate for sale of 3 family home
Valuation:
N/A
Permit #:
SMOKE2020-00378
Status:
issued
Fee:
$150
Permit Type:
N/A
Building Type:
N/A
General maintenance and upgrades to existing electrical systems in lower plaza theatre and upper cyclorama. eliminate illegal romex and pipe in water heater. addition 5 led lights in loading dock eliminate extension cords and pipe in multiple outlets. addition lights in 7 storage closets of hallway. install missing ko seals box covers etc. throughout
Valuation:
$18,000
Permit #:
E711496
Status:
filed
Fee:
$56
Permit Type:
N/A
Building Type:
Commercial
*note - address is 24 north mead st (new online system will not recognize this address so we used 22) wiring for new single family residence of apprx. 2770 sq/ft. wire for outlets switches lighting to code. wire for 2 gas fired furnaces with air conditioning. wire for washer gas dryer gas stove dish/disposal garage door opener. install 200a 120/240v overhead service
Valuation:
$16,500
Permit #:
E607402
Status:
complete
Fee:
$75
Permit Type:
N/A
Building Type:
1-2fam
1st floor: addition 5 wall washers and 2 switches to existing 1st floor dining room ceiling. replace 4 existing wall sconces and switches with new. 2nd floor: wire 1 new bathroom and alter wiring for 1 existing bathroom to addition shower. run wire for new paddle fan in 2nd fl. bedroom. 3rd floor: complete rewire of 3 rooms hallway stairs full bathroom that was damaged by fire. instal... see more
Valuation:
$9,000
Permit #:
E609961
Status:
complete
Fee:
$90
Permit Type:
N/A
Building Type:
1-2fam
Troubleshoot existing non-functional smoke detectors in 3 family common areas. discover all interconnects on existing detectors had been disconnected. inspect all existing wiring in common areas and basement install 3 new smokes in front halls and co/smoke combo in basement. energize and test
Valuation:
$475
Permit #:
EFA528019
Status:
complete
Fee:
$30
Permit Type:
N/A
Building Type:
1-3fam
Common area work as follows: wire for new gas fired boiler to service 4 residential condos. replace all common area lighting with new in same locations (all wiring to remain). replace emergency lighting system in common areas with new. install exit signage at exits
Valuation:
$16,000
Permit #:
E485382
Status:
complete
Fee:
$46
Permit Type:
N/A
Building Type:
1-4fam
Relocate existing wires for steel beam and new rear door being installed. relocate 2 interior outlets and 2 switches exterior outlet and exterior wall light as needed. install service switch for new floor heater
Valuation:
$850
Permit #:
E570644
Status:
filed
Fee:
$27
Permit Type:
N/A
Building Type:
1-2fam
Electrical work in fraternity house. install wiring for 3 new central air conditioning (split)systems. 2 on rooftop and 1 in rear of building. wire for 17 remote mini cassette units in individual rooms
Valuation:
$12,000
Permit #:
E543888
Status:
filed
Fee:
$23
Permit Type:
N/A
Building Type:
Other
Run 3 cable tv and data lines on 3rd floor for existing rooftop satellite dish. run 1 cable tv and data line to basement for future. run 2 cable tv lines in 2nd floor existing bedrooms
Valuation:
$400
Permit #:
ELV609956
Status:
filed
Fee:
$30
Permit Type:
N/A
Building Type:
1-2fam
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BZ Score
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Verified License
BuildZoom confirmed this contractor's license
William M. Kotowski License info
Verified License
| License # | 24154 |
| Status | Active |
| State | Massachusetts |
| Type | Electrician |
| Date Issued | 12-11-2025 |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for William M. Kotowski at the Commonwealth of Massachusetts E-Licensing Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 226115 |
| Status | Active |
| City | Newton |
| Type | Residential Builder |
- When BuildZoom last verified this license, it had an expiration date of December, 2022. Check the current license status of William M. Kotowski with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 226115 |
| Status | Active |
| City | Newton |
| Type | Building Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2022. Check the current license status of William M. Kotowski with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 15532 |
| Status | Inactive |
| State | Massachusetts |
| Type | Electrician |
- According to the Commonwealth of Massachusetts E-Licensing Board, 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 William M. Kotowski at the Commonwealth of Massachusetts E-Licensing Board.
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
39
Permits
- Building permit records show that William M. Kotowski has worked on 39 permitted projects.
William M. Kotowski Employees
WK
William M Kotowski
Owner
WK
William M. Kotowski