Permit Record

Alteration Commercial

415 Main St, Cambridge, MA 02142

ClassificationBuilding: Alteration and AdditionCommercial Alteration
Reliable value$1,340,049
ContractorStephen R Jensen
Permit record
Parties
Contractor
Stephen R Jensen
Applicant
Timberline Construction
Owner
Not in source
Architect
Alvaro J Ribeiro
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
234,164 sq ft
Parcel & enrichment
Parcel APN
43-77
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
42.3629, -71.0891
Geocode confidence
100%
Geocode source
Not in source
Issued
May 22, 2024
Applied
May 13, 2024
Work class
Commercial
Description
Source description

This project consists of audio-visual, power and lighting upgrades to the Broad Institute auditorium. This also includes converting the (2) AV control rooms into a single room and an area of new carpet.

Status
Current status
finaled
Source status
Complete
Finaled
May 22, 2024
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

10 permits at this parcel (parcel 43-77) · Feb 14, 2019 – May 22, 2024

  1. May 22, 2024This permitAlteration Commercial · Finaled$1,340,049Stephen R Jensen
  2. Apr 4, 2022cambridge_aa_164048Alteration Commercial · Issued$6,980Viewpoint Sign & Awning
  3. Mar 21, 2022cambridge_aa_159183Alteration Commercial · Issued$1,917,008G. Greene Construction CO.
  4. Jan 13, 2022cambridge_aa_152666Alteration Commercial · Issued$881,869Cornerstone Design/build Services
  5. Nov 15, 2021cambridge_aa_152445Alteration Commercial · Issued$56,500Cornerstone Design/build Services
  6. Jul 29, 2021cambridge_aa_130736Alteration Commercial · Finaled$594,564Siena Construction Corporation
  7. Sep 28, 2020cambridge_aa_91003Alteration Commercial · Issued$1,194,189
  8. Jul 6, 2020cambridge_aa_72208Alteration Commercial · Issued$799,561G. Greene Construction
  9. Jun 7, 2019cambridge_aa_45916Alteration Commercial · Issued$477,500Bond Brothers
  10. Feb 14, 2019cambridge_aa_31420Alteration Commercial · Issued$971,794Shawmut Design And Con

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

Other permits by Stephen R Jensen

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Developer details
Permit #
cambridge_aa_270438
Canonical ID
309:cambridge_aa_270438
Source permit ID
cambridge_aa_270438
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