Permit Record

MEP Mechanical HVAC

755 Nicholson St NE, Washington, DC 20011

ClassificationSUPPLEMENTAL - MECHANICALResidential MEP
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Donald V. Ellenberger
Owner
Chima P Onukwugha
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
3742-0093
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
MECHANICAL
Geocode & dates
Coordinates
38.9578, -76.9953
Geocode confidence
95%
Geocode source
Not in source
Issued
Oct 9, 2014
Applied
Not in source
Work class
Residential
Status
Current status
finaled
Source status
COMPLETED
Provenance
First seen (no changes since)
May 19, 2026 · 00:06 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

7 permits at this parcel (parcel 3742-0093) · Sep 13, 2014 – Aug 31, 2016

  1. Aug 31, 2016E20524516MEP Electrical · Issued
  2. Aug 15, 2016SOL1600684Solar PV · Issued
  3. Oct 9, 2014This permitMEP Mechanical HVAC · Finaled
  4. Oct 3, 2014P1500130MEP Plumbing · Finaled
  5. Oct 2, 2014E1500057MEP Electrical · Finaled
  6. Sep 29, 2014B1412339Alteration Commercial · Finaled
  7. Sep 13, 2014PC96330947Other · Issued

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

Developer details
Permit #
M1500084
Canonical ID
243:M1500084
Source permit ID
M1500084
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