Updated: May 14, 2026
Location and Projects
Address
238 E LOCUST ST, Duluth, MN, 55811
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Keystone Builders Roofer
Their BuildZoom score of 0 does not rank in the top 50% of Minnesota contractors.
If you are thinking of hiring Keystone Builders, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Keystone Builders Services
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Keystone Builders Contact Information
Phone Number: (218) 721-6260
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Address: 238 E LOCUST ST, Duluth, MN 55811
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Keystone Builders Duluth
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Keystone Builders, click “This is My Business” to update your information.
Activity
|
6 projects
|
2025 |
|
3 projects
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that Keystone Builders has worked on at least
11.0 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
|
9 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $14,000. 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.
Remove and replace asphalt roof system on entire home. reside right side of home and rear of garage and home
Valuation:
$16,450
Permit #:
RMW25-000642
Status:
complete
Fee:
N/A
Permit Type:
Residential minor...
Building Type:
N/A
Remove deck and building screen porch with deck
Valuation:
$35,000
Permit #:
RB25-000239
Status:
issued
Fee:
N/A
Permit Type:
Deck/porch
Building Type:
N/A
New single family home
Valuation:
$360,285
Permit #:
BBLDG1808-016
Status:
final
Fee:
$5,768
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$2,000
Permit #:
22-3158
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$2,000
Permit #:
22-3157
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New sf home closed via script on 09/17/2018
Valuation:
N/A
Permit #:
EEC1808-004
Status:
final
Fee:
$150
Permit Type:
N/A
Building Type:
N/A
New sf home
Valuation:
N/A
Permit #:
BBLDG1708-188
Status:
final
Fee:
N/A
Permit Type:
New sf
Building Type:
N/A
New single family home
Valuation:
N/A
Permit #:
BBLDG1706-051
Status:
final
Fee:
N/A
Permit Type:
New sf
Building Type:
N/A
New sf home with attached garage
Valuation:
N/A
Permit #:
BBLDG1504-117
Status:
final
Fee:
N/A
Permit Type:
New sf
Building Type:
N/A
New sf home with attached garage
Valuation:
N/A
Permit #:
BBLDG1610-052
Status:
final
Fee:
N/A
Permit Type:
New sf
Building Type:
N/A
New sf home with attached garage
Valuation:
N/A
Permit #:
EEC1610-010
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New sf home
Valuation:
N/A
Permit #:
EEC1706-004
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New sf home with attached garage
Valuation:
N/A
Permit #:
BBLDG1504-025
Status:
final
Fee:
N/A
Permit Type:
New sf
Building Type:
N/A
Excavation permit - driveway 2927 nighthawk
Valuation:
N/A
Permit #:
EEXC1611-022
Status:
issued
Fee:
$70
Permit Type:
Driveway
Building Type:
N/A
Excavation permit - driveway - 9221 lawn st
Valuation:
N/A
Permit #:
EEXC1608-017
Status:
issued
Fee:
$70
Permit Type:
Driveway
Building Type:
N/A
Hvac (furnace or boiler replacement) - 1 or 2 family dwelling
2018-08-03
Replace existing furnace and zone dampers
Valuation:
$6,325
Permit #:
BHVAC1808-010
Status:
final
Fee:
$139
Permit Type:
N/A
Building Type:
N/A
Excavation permit - 2927 nighthawk ln
Valuation:
N/A
Permit #:
EEXC1611-021
Status:
issued
Fee:
$70
Permit Type:
Sanitary sewer
Building Type:
N/A
New sf home
Valuation:
N/A
Permit #:
EEC1504-004
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New sf home with attached garage
Valuation:
N/A
Permit #:
EEC1708-013
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New sf home
Valuation:
N/A
Permit #:
EEC1504-009
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Keystone Builders Reviews
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Keystone Builders License info
License Not Verified
| License # | R2505 |
| Status | Active |
| City | Duluth |
| Type | Bldg Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2024. Check the current license status of Keystone Builders with the The City of Duluth, MN
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | IR722140 |
| Status | Inactive |
| State | Minnesota |
| Type | Contractor Registration |
- According to the Minnesota Department of Labor & Industry, 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 Keystone Builders at the Minnesota Department of Labor & Industry.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | IR722140 |
| Status | Inactive |
| State | Minnesota |
| Type | Contractor Registration |
- According to the Minnesota Department of Labor & Industry, 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 Keystone Builders at the Minnesota Department of Labor & Industry.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are Keystone Builders, click “This is My Business” to update your information.
23
Permits
- Building permit records show that Keystone Builders has worked on 23 permitted projects.