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James Simpson & Son Inc.

James Simpson & Son Inc. filed 16 permits with the NYC Department of Buildings in the last two years under Master Plumber #000939, most recently on Aug 17, 2026. It worked most often in East New York (2), Middle Village (2), Ridgewood (2), East Elmhurst (1).

What do public records show for James Simpson & Son Inc.?

LicenseMaster Plumber #000939 Issued by the NYC Department of Buildings
DOB permits filed (last 2 years)16
Permits in the last 12 months9
Most recent permitAug 17, 2026
Boroughs worked inQueens (9), Brooklyn (5), Manhattan (2)
Median estimated job cost on new permits$15,000 As filed with DOB; not a price quote

Where does James Simpson & Son Inc. work?

How do I verify this license?

Ask for the master plumber's license number and look it up on the DOB NOW Public Portal or DOB's license search. Every permit in our listings was filed under a DOB plumbing license.

DOB NOW Public Portal (license and permit search)

Source: DOB NOW: Build approved plumbing permits, as of November 4, 2026. Expert Helper is not affiliated with this business, and a listing is not an endorsement. Is this your business? Request a correction or claim it.

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