Permit Record

Alteration Commercial

847 Massachusetts Ave, Cambridge, MA 02139

ClassificationBuilding: Alteration and AdditionCommercial Alteration
Reliable value$1,560,000
ContractorNardelli Enterprises →
Permit record
Parties
Contractor
Nardelli Enterprises
Applicant
Antonio Nardelli
Owner
Not in source
Architect
Anderson Porter Design
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
9,594 sq ft
Parcel & enrichment
Parcel APN
118-1
Climate zone (IECC)
5A
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
B
Building subtype
Commercial / Mixed Use
Geocode & dates
Coordinates
42.3675, -71.1068
Geocode confidence
100%
Geocode source
Not in source
Issued
Feb 5, 2026
Applied
Oct 16, 2025
Work class
Commercial
Description
Source description

convert commercial office space into 9 unit residential building

Status
Current status
issued
Source status
Active
Provenance
First seen by PermitCore
May 18, 2026 · 16:17 UTC
Last seen
Aug 6, 2026 · 11:31 UTC
Last changed
May 18, 2026 · 16:17 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 118-1) · Jan 26, 2023 – Feb 5, 2026

  1. Feb 5, 2026This permitAlteration Commercial · Issued$1,560,000Nardelli Enterprises
  2. Aug 11, 2025cambridge_aa_1174370Alteration Commercial · Issued$10,300Nardelli Enterprises
  3. Jan 26, 2023cambridge_aa_208900Alteration Residential · Finaled$6,850Rogers Insulation Specialist CO.

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

Other permits by Nardelli Enterprises

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Developer details
Permit #
cambridge_aa_1187307
Canonical ID
309:cambridge_aa_1187307
Source permit ID
cambridge_aa_1187307
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