Permit Record

Alteration Commercial

4301 Massachusetts Ave NW 4005, Washington, DC 20016

ClassificationAlteration
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Null Null; Anthony Samson
Owner
Mary L De Nys
Architect
Not in source
Engineer
Not in source
Contractor license
Not in source
Building & lot · PLUTO
Building class
Not in source
Zoning district
Not in source
Lot area
Not in source
Year built
Not in source
Units (total)
Not in source
Units (residential)
Not in source
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1717-2073
Climate zone (IECC)
4A
Roof area (est.)
Not derivable — no building-size signal for this permit
HVAC tonnage (est.)
Not derivable — no building-size signal for this permit
Building type
Not in source
Building subtype
ALTERATION AND REPAIR
Geocode & dates
Coordinates
38.9367, -77.0831
Geocode confidence
95%
Geocode source
Not in source
Issued
Nov 7, 2022
Applied
Not in source
Work class
Residential
Description
Source description

The project is generally described as a Kitchen Remodel.

Status
Current status
finaled
Source status
COMPLETED
Provenance
First seen (no changes since)
May 19, 2026 · 00:14 UTC
Data-quality checks0 of 12 flagged

0 of 12 data-quality rules flagged anything on this permit.

Checks not flagged

  • Geocode out of bounds
  • Geocode is sentinel
  • Issued date in the future
  • Issued date parse bug
  • Issued date is placeholder
  • Commercial units is placeholder
  • Residential units out of bounds
  • Residential units is placeholder
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder
Project timeline at this parcel

3 permits at this parcel (parcel 1717-2073) · Nov 7, 2022 – Dec 8, 2022

  1. Dec 8, 2022P2302243MEP Plumbing · Finaled
  2. Dec 5, 2022E2302469MEP Electrical · Finaled
  3. Nov 7, 2022This permitAlteration Commercial · Finaled

Full permit history at this parcel · as of Jul 8, 2026.

Developer details
Permit #
B2209278
Canonical ID
243:B2209278
Source permit ID
B2209278
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