Updated: May 19, 2026
Location
Address
2532 MERGANSER COURT, Waldorf, MD, 20601
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Lansdowne Development Corporation Construction
Lansdowne Development Corporation, 2532 Merganser Ct, Waldorf, MD (Employees: Ryan Lansdowne and Ryan Oneil Lansdowne) holds a Gen Contr Construction Mngr license and 3 other licenses according to the District of Columbia 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 Lansdowne Development Corporation, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Lansdowne Development Corporation Services
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Lansdowne Development Corporation Contact Information
Address: 2532 MERGANSER COURT, Waldorf, MD 20601
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Lansdowne Development Corporation Reviews
5 out of 5 stars, based on
1
review
-
By Myron W.May 7, 2019
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142
BZ Score
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Projects
138
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$15K
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137
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$10K
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Verified License
BuildZoom confirmed this contractor's license
Lansdowne Development Corporation License info
License Not Verified
| License # | 410519000336 |
| Status | Active |
| City | District Of Columbia |
| Type | Gen Contr Construction Mngr |
- When BuildZoom last verified this license, it had an expiration date of February, 2025. Check the current license status of Lansdowne Development Corporation with the Department of Consumer and Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 420319000188 |
| Status | Active |
| City | District Of Columbia |
| Type | Home Improvement Salesman |
- When BuildZoom last verified this license, it had an expiration date of February, 2025. Check the current license status of Lansdowne Development Corporation with the Department of Consumer and Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 111934 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Lansdowne Development Corporation 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 # | 133674 |
| Status | Active |
| State | Maryland |
| Type | Contractor (Corppart) Home Improvement |
- When BuildZoom last verified this license, it had an expiration date of July, 2018. Check the current license status of Lansdowne Development Corporation with the Maryland Department of Labor, Licensing & Regulation
This is a sample of licensing data; click here to access a complete history.
91
BuildZoom Score
Lansdowne Development Corporation Employees
LC
Lansdowne Development Corporation
Owner
RL
Ryan Lansdowne
RL
Ryan Oneil Lansdowne
Working with Lansdowne Development Corp, was very informative, and great craftsmanship, and professionalism from their crew, and team of master electricians and plumbers. Would definitely recommend and use them again.