Updated: May 12, 2026
Location and Projects
Address
Washington, DC, 20007
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Ngiam, Ronald S. Y Architect
Ngiam, Ronald S. Y, holds a Architecture, Interior Design & Landscape Architects, Architect license according to the District of Columbia license board.
Their BuildZoom score of 92 ranks in the top 32% of 3,403 District of Columbia licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Ngiam, Ronald S. Y, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Plumbing trade permit
Valuation:
N/A
Permit #:
P2506568
Status:
issued
Fee:
$29
Permit Type:
plumbing and gas
Building Type:
N/A
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Ngiam, Ronald S. Y License info
Verified License
| License # | ARC5967 |
| Status | Active |
| City | District Of Columbia |
| Type | Architecture, Interior Design & Landscape Architects, Architect |
| Date Issued | 05-01-2026 |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Ngiam, Ronald S. Y at the District of Columbia Board of Architecture and Interior Design.
This is a sample of licensing data; click here to access a complete history.