Permit Record

Alteration Commercial

46 Brattle St, Cambridge, MA 02138

ClassificationBuilding: Alteration and AdditionCommercial Alteration
Reliable value$806,000
ContractorAmcon
Permit record
Parties
Contractor
Amcon
Applicant
Patrick Coburn
Owner
Not in source
Architect
Daniel P Perruzzi
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
62,200 sq ft
Parcel & enrichment
Parcel APN
168-60
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
42.3739, -71.1220
Geocode confidence
100%
Geocode source
Not in source
Issued
Mar 30, 2026
Applied
Jan 28, 2026
Work class
Commercial
Description
Source description

Interior renovations to existing bathrooms and interior renovations to existing lobby. Renovations to include interior selective demolition, masonry infills, new finishes, new plumbing fixtures, new light fixtures and new electric heaters, minor modifications to existing fire alarm and sprinkler systems. Work to occur in both 46 Brattle Street and 8 Story Street.

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

5 permits at this parcel (parcel 168-60) · Jan 15, 2019 – Mar 30, 2026

  1. Mar 30, 2026This permitAlteration Commercial · Issued$806,000Amcon
  2. Jul 27, 2022cambridge_aa_183992Alteration Commercial · Finaled$1,314,427Gencon Construction
  3. Mar 21, 2022cambridge_aa_159191Alteration Commercial · Issued$101,320Gencon
  4. Nov 29, 2021cambridge_aa_146506Demolition · Finaled$2,938,789Gencon
  5. Jan 15, 2019cambridge_aa_29741Alteration Commercial · Issued$150,131.84Rm Cochran

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

Other permits by Amcon

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Developer details
Permit #
cambridge_aa_1196677
Canonical ID
309:cambridge_aa_1196677
Source permit ID
cambridge_aa_1196677
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