Permit Record

Alteration Commercial

4108 38th St NW, Washington, DC 20016

ClassificationAlteration
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Thomas Kamm
Owner
Henry L Guyot
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
1829-0051
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
38.9426, -77.0749
Geocode confidence
95%
Geocode source
Not in source
Issued
Jun 10, 2011
Applied
Not in source
Work class
Residential
Description
Source description

Replace siding and windows on existing two story framed porch. Install new central airconditioning. Upgrade electrical service and interior distribution. Install powder room on first level of existing framed porch. NEW REAR DECK @ 21" ABOVE GRADE

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

4 permits at this parcel (parcel 1829-0051) · Jun 10, 2011 – Jul 12, 2011

  1. Jul 12, 2011M1102079MEP Mechanical HVAC · Issued
  2. Jun 29, 2011E1107129MEP Electrical · Finaled
  3. Jun 22, 2011P1105901MEP Plumbing · Finaled
  4. Jun 10, 2011This permitAlteration Commercial · Finaled

Full permit history at this parcel · as of Aug 11, 2026.

Developer details
Permit #
B1107823
Canonical ID
243:B1107823
Source permit ID
B1107823
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