Updated: Jun 24, 2026
Location and Projects
Address
4010 Windsor Hills LN SW, Rochester, MN, 55902
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Alexander Sons Builders Carpenter
Alexander Sons Builders, 4010 Windsor Hills Ln SW, Rochester, MN (Owned by: Alexander Randall J Alexander ) holds a license and 4 other licenses according to the Minnesota license board.
Their BuildZoom score of 99 ranks in the top 15% of 77,973 Minnesota licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Alexander Sons Builders, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Alexander Sons Builders Services
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Alexander Sons Builders Contact Information
Phone Number: (507) 285-1911
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Address: 4010 Windsor Hills LN SW, Rochester, MN 55902
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Alexander Sons Builders Rochester
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Alexander Sons Builders has a BuildZoom score of 99, which places them above 85% of 77,973 contractors in Minnesota.
Activity
|
2 projects
|
2025 |
|
2 projects
|
2024 |
Our building permit records indicate that Alexander Sons Builders has worked on at least
4.0 projects over the past 2 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
|
2 projects
|
< $5k |
|
1 project
|
$50k-$100k |
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 Alexander Sons Builders
This is a sample of this contractor's permits. Click here to access their complete permit history.
Building a 6'x24 addition to the back of the home; rebuilding the deck and installing a roof over it; remodeling the rear portion of the house
Valuation:
$78,500
Permit #:
R21-1663RB
Status:
issued
Fee:
$1,007
Permit Type:
N/A
Building Type:
N/A
Addition on a 6'x24 addition to the back of the home. rebuild the deck and install a roof over it remodel the rear portion of the house
Valuation:
$78,500
Permit #:
TEMP21-1469BP
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Installing four headers for four new windows in a detached unfinished garage
Valuation:
$2,000
Permit #:
R22-1105RB
Status:
issued
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
Building permit (rb cb mfb) & window/door replacement
2022-08-24
Install 4 headers for 4 new windows in a detached unfinished garage
Valuation:
$2,000
Permit #:
TEMP22-1497BP
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Install a new window in 2nd floor bedroom at 1642 8/12 st se
Valuation:
$1,200
Permit #:
TEMP24-1374BP
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
Multi-family
Install a new window in 2nd floor bedroom - rental
Valuation:
$1,200
Permit #:
R24-1099RB
Status:
issued
Fee:
$85
Permit Type:
N/A
Building Type:
N/A
Kitchen remodel
Valuation:
$40,000
Permit #:
R19-0732RB
Status:
final
Fee:
$535
Permit Type:
N/A
Building Type:
N/A
2 story part fin basement attach. garage deck
Valuation:
$780,000
Permit #:
R05-06859RZCR
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
2 story part fin basement attach. garage deck
Valuation:
$780,000
Permit #:
R05-06859RBPR
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition to existing house
Valuation:
N/A
Permit #:
O17-0181RB
Status:
final
Fee:
$1,861
Permit Type:
N/A
Building Type:
433 - residential...
Detached garage - 26 x 57
Valuation:
$50,000
Permit #:
R12-1497RB
Status:
final
Fee:
$758
Permit Type:
N/A
Building Type:
N/A
Basement finish - family room (1) bedroom bathroom & gas-fireplace
Valuation:
$12,000
Permit #:
R12-0279RB
Status:
final
Fee:
$228
Permit Type:
N/A
Building Type:
N/A
2 story part fin basement attach. garage deck
Valuation:
$40,000
Permit #:
R05-06859RMP
Status:
final
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
24 x 26 addition to attached garage
Valuation:
N/A
Permit #:
O11-0039RB
Status:
issued
Fee:
$410
Permit Type:
N/A
Building Type:
N/A
2 story part fin basement attach. garage deck
Valuation:
$15,000
Permit #:
R05-06859REP
Status:
final
Fee:
N/A
Permit Type:
Electrical
Building Type:
N/A
Addition to existing house
Valuation:
N/A
Permit #:
O17-0181RB
Status:
complete
Fee:
$1,861
Permit Type:
N/A
Building Type:
433 - residential...
2 story part fin basement attach. garage deck
Valuation:
$5,000
Permit #:
R05-06859RPP
Status:
final
Fee:
N/A
Permit Type:
plumbing
Building Type:
N/A
1 story slab on grade attached garage
Valuation:
$195,000
Permit #:
R00-06440RBPR
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
1 story slab on grade attached garage
Valuation:
$195,000
Permit #:
R00-06440RZCR
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
2 story unfinished basement attached garage
Valuation:
$193,000
Permit #:
R97-00509RZCR
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Alexander Sons Builders Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Alexander Sons Builders License info
Verified License
| License # | MNBRES0007 |
| Status | Active |
| State | Minnesota |
| Business Type | Partnership |
- BuildZoom has not verified this license since June, 2015.
Verify this license's status for Alexander Sons 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 # | QB126657 |
| Status | Inactive |
| State | Minnesota |
| Type | Residential Contractors |
| Business Type | Partnership |
- 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 Alexander Sons 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 # | NAT-F178466-1 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
| Business Type | Partnership |
- According to the United States Environmental Protection Agency, 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 Alexander Sons Builders at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | BC007378 |
| Status | Inactive |
| State | Minnesota |
| Type | Residential Contractors |
| Business Type | Partnership |
- 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 Alexander Sons 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 # | 7378 |
| Status | Inactive |
| State | Minnesota |
| Type | Residential Building Contr |
| Business Type | Partnership |
- 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 Alexander Sons Builders at the Minnesota Department of Labor & Industry.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
26
Permits
- Building permit records show that Alexander Sons Builders has worked on 26 permitted projects.
Alexander Sons Builders Employees
AA
Alexander Randall J Alexander
Owner
AD
Alexander Randall J Alexander James D
Owner
AJ
Alexander, Randall J
Owner
RA
Randall J. Alexander
RA
Randy Alexander