Updated: Jul 29, 2025
Location and Projects
Address
69 WOLCOTT VALLEY DR, Westborough, MA, 01581
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Kosa Electric
Kosa Electric, 69 Wolcott Valley Dr, Westborough, MA (Owned by: Mark Kosa) holds a Electrician license and 4 other licenses according to the Massachusetts license board.
Their BuildZoom score of 97 ranks in the top 18% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Kosa Electric, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Kosa Electric Contact Information
Phone Number: (508) 259-4794
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Address: 69 WOLCOTT VALLEY DR, Westborough, MA 01581
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Kosa Electric Westborough
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Kosa Electric has a BuildZoom score of 97, which places them above 82% of 139,240 contractors in Massachusetts.
Activity
|
3 projects
|
2023 |
Our building permit records indicate that Kosa Electric 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.
Experience
|
3 projects
|
Electrical projects |
Analyzing permits over the last 4 years shows that Kosa Electric mostly works on
electrical project
projects.
Pricing
|
2 projects
|
< $5k |
|
1 project
|
$20k-$50k |
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.
Installing power for new air handler and condenser units remodeling 3rd floor (adding kitchenette sub panel and laundry) updating existing bathroom
Valuation:
$25,000
Permit #:
E1483836
Status:
filed
Fee:
$270
Permit Type:
N/A
Building Type:
1-2fam
Disconnect air handler and condenser and reconnect
Valuation:
$1,500
Permit #:
EP-2023-000678
Status:
issued
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Reconnecting power to hvac equipment to be swapped out
Valuation:
$2,000
Permit #:
E1466366
Status:
complete
Fee:
$40
Permit Type:
N/A
Building Type:
1-2fam
No Description Available
Valuation:
N/A
Permit #:
HEP-23664
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Upgrade service to 200 amps utility #: 1864179
Valuation:
N/A
Permit #:
11120849
Status:
complete
Fee:
$30
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
82354
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
HEP-1679
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
HEP-2749
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Service
Valuation:
N/A
Permit #:
08020426
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
HEP-1192
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
HEP-1191
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
HEP-2287
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
E-12-0942
Status:
complete
Fee:
$50
Permit Type:
Legacy data
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
E-12-0941
Status:
complete
Fee:
$50
Permit Type:
Legacy data
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
E-12-1053
Status:
complete
Fee:
$50
Permit Type:
Legacy data
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
E-12-0997
Status:
complete
Fee:
$50
Permit Type:
Legacy data
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
E-12-0996
Status:
complete
Fee:
$50
Permit Type:
Legacy data
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
E-12-0967
Status:
complete
Fee:
$50
Permit Type:
Legacy data
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
E-12-0966
Status:
complete
Fee:
$50
Permit Type:
Legacy data
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
E-12-1250
Status:
complete
Fee:
$50
Permit Type:
Legacy data
Building Type:
N/A
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Kosa Electric Reviews
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Verified License
BuildZoom confirmed this contractor's license
Kosa Electric License info
Verified License
| License # | 14150 |
| Status | Active |
| State | Massachusetts |
| Type | Electrician |
- BuildZoom verified this license was active as of July 2025.
Verify this license's status for Kosa Electric 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 # | 14140 |
| Status | Active |
| City | Newton |
| Type | Electrical Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2022. Check the current license status of Kosa Electric with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 14140 |
| Status | Active |
| City | Newton |
| Type | Electrical Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2022. Check the current license status of Kosa Electric with the City of Newton Massachusetts
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 34565 |
| Status | Active |
| State | Massachusetts |
- When BuildZoom last verified this license, it had an expiration date of July, 2016. Check the current license status of Kosa Electric with the Massachusetts Department of Consumer Affairs and Business Regulation
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 000034565 |
| 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 Kosa Electric at the City of Newton Massachusetts.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
20
Permits
- Building permit records show that Kosa Electric has worked on 20 permitted projects.
Kosa Electric Employees
MK
Mark Kosa
Owner
MK
Mark V Kosa
Owner
MK
Mark V. Kosa