Permit Record

Alteration Commercial

4911 Massachusetts Ave NW, Washington, DC 20016

ClassificationAlteration
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Timothy Warren
Owner
Meta Marinaccio Trustee
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
1484-0055
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
38.9467, -77.0973
Geocode confidence
95%
Geocode source
Not in source
Issued
Jan 8, 2016
Applied
Not in source
Work class
Residential
Description
Source description

REVISION TO PERMIT #B1600375 PLAN REVISION TO BASEMENT

Status
Current status
finaled
Source status
COMPLETED
Provenance
First seen (no changes since)
May 19, 2026 · 00:08 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

8 permits at this parcel (parcel 1484-0055) · May 10, 2010 – Feb 24, 2023

  1. Feb 24, 2023M2302036MEP Mechanical HVAC · Issued
  2. Jun 9, 2016P79678147MEP Plumbing · Finaled
  3. May 25, 2016B1608331Addition Residential · Issued
  4. Jan 8, 2016This permitAlteration Commercial · Finaled
  5. Dec 12, 2015G39229115MEP Plumbing · Issued
  6. Oct 20, 2015E1600625MEP Electrical · Finaled
  7. Oct 13, 2015B1600375Alteration Commercial · Issued
  8. May 10, 2010B1005721Addition Residential · Finaled

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

Developer details
Permit #
B1603454
Canonical ID
243:B1603454
Source permit ID
B1603454
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