Updated: Jun 30, 2026
Location and Projects
Address
Ashby, MA, 01431
Use our bidding system to
request a quote
Kohlase & Co Plumber
Kohlase & Co Inc, Ashby, MA (Owned by: David W. Kohlase) holds a Electrician license and 5 other licenses according to the Massachusetts license board.
Their BuildZoom score of 107 ranks in the top 6% of 139,240 Massachusetts licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Kohlase & Co Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Kohlase & Co Inc Services
Start a project today:
Kohlase & Co Inc Contact Information
Phone Number: (978) 549-3201
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Kohlase & Co Inc Ashby
Quality
107
94th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Kohlase & Co Inc has a BuildZoom score of 107, which places them above 94% of 139,240 contractors in Massachusetts.
Activity
|
41 projects
|
2025 |
|
49 projects
|
2024 |
|
51 projects
|
2023 |
Our building permit records indicate that Kohlase & Co Inc has worked on at least
141.0 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
|
133 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that Kohlase & Co Inc mostly works on
plumbing project
projects.
Pricing
|
104 projects
|
< $5k |
|
24 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
The typical size of their permits is approximately $2,600. 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.
Replacement of 1 toilet 1 shower 1 sink 1 laundry 1 kitchen sink in basement
Valuation:
$8,500
Permit #:
P-24-0235
Status:
issued
Fee:
$135
Permit Type:
N/A
Building Type:
Residential
Replacement electric water heater and shut off
Valuation:
$4,000
Permit #:
25-67P
Status:
approved
Fee:
$62
Permit Type:
N/A
Building Type:
N/A
Cast iron repair work - crawlspace
Valuation:
$5,000
Permit #:
P-25-0057
Status:
issued
Fee:
$100
Permit Type:
N/A
Building Type:
Commercial
Replacement of sink toilet and lav
Valuation:
$5,000
Permit #:
P-25-0047
Status:
issued
Fee:
$105
Permit Type:
N/A
Building Type:
Residential
Replacement electric water heater
Valuation:
$1,500
Permit #:
25-62P
Status:
expired
Fee:
$62
Permit Type:
N/A
Building Type:
N/A
Replacement backflow boiler
Valuation:
$10,000
Permit #:
25-52P
Status:
expired
Fee:
$62
Permit Type:
N/A
Building Type:
N/A
Replace water treatment
Valuation:
$7,000
Permit #:
25-50P
Status:
expired
Fee:
$62
Permit Type:
N/A
Building Type:
N/A
High/low bubbler & water station
Valuation:
$2,500
Permit #:
P-25-0046
Status:
issued
Fee:
$100
Permit Type:
N/A
Building Type:
Educational
Replacement of toilet and lav
Valuation:
$1,550
Permit #:
P-25-0022
Status:
issued
Fee:
$125
Permit Type:
N/A
Building Type:
Commercial
Main shut off replacement
Valuation:
$1,950
Permit #:
25-70P
Status:
approved
Fee:
$62
Permit Type:
N/A
Building Type:
N/A
Replacement of boiler
Valuation:
$10,000
Permit #:
25-21G
Status:
expired
Fee:
$62
Permit Type:
N/A
Building Type:
N/A
Replace gas water heater
Valuation:
$2,500
Permit #:
P-25-0071
Status:
issued
Fee:
$38
Permit Type:
N/A
Building Type:
Commercial
Replace gas water heater
Valuation:
$2,500
Permit #:
G-25-0055
Status:
issued
Fee:
$38
Permit Type:
N/A
Building Type:
Commercial
Replacement of 1 toilet lav shower and pump
Valuation:
$8,000
Permit #:
P-24-0236
Status:
issued
Fee:
$120
Permit Type:
N/A
Building Type:
Residential
Install pool heater
Valuation:
$3,500
Permit #:
25-31G
Status:
complete
Fee:
$62
Permit Type:
N/A
Building Type:
N/A
Water filters
Valuation:
$2,000
Permit #:
P-25-0093
Status:
issued
Fee:
$125
Permit Type:
N/A
Building Type:
Educational
Water filters
Valuation:
$2,000
Permit #:
P-25-0085
Status:
issued
Fee:
$125
Permit Type:
N/A
Building Type:
Educational
Reno bathrooms and laundry room and replace water heater
Valuation:
$10,000
Permit #:
P-25-0128
Status:
issued
Fee:
$248
Permit Type:
N/A
Building Type:
Residential
Replacement of 5 water bubblers/drinking fountains
Valuation:
$11,000
Permit #:
P-23-0009
Status:
issued
Fee:
$200
Permit Type:
N/A
Building Type:
Educational
Replace shower 1st floor
Valuation:
$3,000
Permit #:
P-24-0237
Status:
issued
Fee:
$75
Permit Type:
N/A
Building Type:
Residential
Similar Contractors See more
120
BZ Score
$2.5K
Avg Project
-
Projects
License # 4820
Dracut, MA
119
BZ Score
$3.6K
Avg Project
-
Projects
123
BZ Score
$2K
Avg Project
-
Projects
Kohlase & Co Inc Reviews
BuildZoom hasn't received any reviews for Kohlase & Co Inc. 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
Kohlase & Co Inc License info
Verified License
| License # | 13102 |
| Status | Active |
| State | Massachusetts |
| Type | Electrician |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Kohlase & Co Inc 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 # | 13102 |
| Status | Active |
| State | Massachusetts |
| Type | Plumber |
- When BuildZoom last verified this license, it had an expiration date of May, 2024. Check the current license status of Kohlase & Co Inc with the Commonwealth of Massachusetts E-Licensing Board
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 3253 |
| Status | Active |
| State | Massachusetts |
| Type | Sheet Metal |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Kohlase & Co Inc 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 # | 4659 |
| Status | Active |
| State | Massachusetts |
| Type | Plumbing Business |
- When BuildZoom last verified this license, it had an expiration date of May, 2026. Check the current license status of Kohlase & Co Inc with 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 # | 13102, 25345 |
| Status | Active |
| State | Massachusetts |
| Type | Master Plumber |
- When BuildZoom last verified this license, it had an expiration date of May, 2016. Check the current license status of Kohlase & Co Inc 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 # | 4659 |
| Status | Inactive |
| State | Massachusetts |
| Type | Electrical Business |
- 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 Kohlase & Co Inc at the Commonwealth of Massachusetts E-Licensing Board.
This is a sample of licensing data; click here to access a complete history.
107
BuildZoom Score
194
Permits
- Building permit records show that Kohlase & Co Inc has worked on 194 permitted projects.
Kohlase & Co Inc Employees
AS
Adam J. Sahlberg
DK
David W. Kohlase
Owner