Permit Record

Alteration Commercial

62 Whittemore Ave, Cambridge, MA 02140

ClassificationBuilding: Alteration and AdditionCommercial Alteration
Reliable value$17,000,000
ContractorJonathan R Seymour
Permit record
Parties
Contractor
Jonathan R Seymour
Applicant
Regina Olivieri
Owner
Not in source
Architect
Ci 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
50,892 sq ft
Parcel & enrichment
Parcel APN
269-131
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
42.3986, -71.1371
Geocode confidence
100%
Geocode source
Not in source
Issued
Sep 18, 2023
Applied
Jun 23, 2023
Work class
Commercial
Description
Source description

Interior lab fitout at three floors of an exisiting building with additions to rooftop equipment.

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

9 permits at this parcel (parcel 269-131) · Jan 23, 2019 – Sep 18, 2023

  1. Sep 18, 2023This permitAlteration Commercial · Issued$17,000,000Jonathan R Seymour
  2. Aug 7, 2023cambridge_nc_192769New Construction Commercial · Issued$50,000,000Gabriel S Mater
  3. Jul 31, 2023cambridge_nc_192693New Construction Commercial · Finaled$50,000,000Kevin C Dolan, Sr
  4. Jan 18, 2023cambridge_aa_199995Alteration Commercial · Finaled$32,000,000Kevin C Dolan, Sr
  5. Nov 18, 2022cambridge_nc_192381New Construction Commercial · Issued$4,500,000Gabriel S Mater
  6. Nov 18, 2022cambridge_nc_192350New Construction Commercial · Finaled$1,500,000Kevin C Dolan, Sr
  7. Apr 21, 2022cambridge_aa_165500Alteration Commercial · Issued$811,000Unified Abatement Services
  8. Oct 22, 2019cambridge_aa_58535Alteration Commercial · Finaled$7,558Commercial Builders
  9. Jan 23, 2019cambridge_aa_29938Alteration Commercial · Issued$41,724Commercial Builders

Full permit history at this parcel · as of Aug 17, 2026.

Other permits by Jonathan R Seymour

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Developer details
Permit #
cambridge_aa_230029
Canonical ID
309:cambridge_aa_230029
Source permit ID
cambridge_aa_230029
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