Permit Record

Alteration Commercial

494 Massachusetts Ave, Unit 2, Cambridge, MA 02139

ClassificationBuilding: Alteration and AdditionCommercial Alteration
Reliable value$110,000
ContractorAllen General Contracting
Permit record
Parties
Contractor
Allen General Contracting
Applicant
Anthony Allen
Owner
Not in source
Architect
Adam J Glassman
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
735 sq ft
Parcel & enrichment
Parcel APN
93-81
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
42.3640, -71.1016
Geocode confidence
100%
Geocode source
Not in source
Issued
Oct 25, 2022
Applied
Sep 29, 2022
Work class
Commercial
Description
Source description

Renovate the apartment. Remove old kitchen and bathroom. Open up a wall in between the kitchen and living room. Add a closet to the front room. Install new doors and trim work. Install a new heating system.

Status
Current status
issued
Source status
Active
Provenance
First seen by PermitCore
May 18, 2026 · 16:17 UTC
Last seen
Aug 6, 2026 · 11:30 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

2 permits at this parcel (parcel 93-81) · Jan 13, 2020 – Oct 25, 2022

  1. Oct 25, 2022This permitAlteration Commercial · Issued$110,000Allen General Contracting
  2. Jan 13, 2020cambridge_aa_61881Alteration Commercial · Issued$10,200Bna

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

Other permits by Allen General Contracting

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Developer details
Permit #
cambridge_aa_196787
Canonical ID
309:cambridge_aa_196787
Source permit ID
cambridge_aa_196787
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