Updated: May 15, 2026
Location and Projects
Address
6482 SLIGO MILL ROAD, Takoma Park, MD, 20912
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Chamberlin-washngton Construction
Chamberlin-washngton Inc, 6482 Sligo Mill Rd, Takoma Park, MD (Owned by: Randy Alverson) holds a Home Improvement license and 3 other licenses according to the Maryland license board.
Their BuildZoom score of 91 ranks in the top 37% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Chamberlin-washngton Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Chamberlin-washngton Inc Services
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Chamberlin-washngton Inc Contact Information
Phone Number: (301) 891-3107
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Address: 6482 SLIGO MILL ROAD, Takoma Park, MD 20912
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Building Permits by Chamberlin-washngton Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2013-08-28
Exter waterproofing&drain system:excavate fr grade line to footer;clean, patch, waterproof;instl french drain systemw/2 exter sump pits.drain line
Valuation:
$37,473
Permit #:
B02297494
Status:
canceled
Fee:
$252
Permit Type:
N/A
Building Type:
N/A
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Verified License
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Chamberlin-washngton Inc License info
Verified License
| License # | 102734 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Chamberlin-washngton Inc at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 128833 |
| Status | Active |
| State | Maryland |
| Type | Contractor (Corppart) Home Improvement |
- When BuildZoom last verified this license, it had an expiration date of December, 2014. Check the current license status of Chamberlin-washngton Inc with the Maryland Department of Labor, Licensing & Regulation
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 71101942 |
| Status | Inactive |
| City | District Of Columbia |
| Type | Gen Contr Construction Mngr |
- According to the Department of Consumer and Regulatory Affairs, 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 Chamberlin-washngton Inc at the Department of Consumer and Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 70110327 |
| Status | Inactive |
| City | District Of Columbia |
| Type | Home Improvement Salesman |
- According to the Department of Consumer and Regulatory Affairs, 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 Chamberlin-washngton Inc at the Department of Consumer and Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
91
BuildZoom Score
Chamberlin-washngton Inc Employees
CI
Chamberlin Washington Inc
Owner
RA
Randy Alverson
Owner