Permit history for 555 Technology Sq, Cambridge

Cambridge, MA · 18 permits on file · 2022–2025

18
Permits on file
2022
First permit
2025
Most recent
$30,452,849
Declared value (all work)

Permits on file (18)

Ordered most recent first. Data from the city's open data portal.

Building: Alteration and Addition
Renovation of existing lab spaces - new cleanroom walls and ceilings, new finishes, new process piping, new hvac including ductwork and equipment, new electical including power, lighting, and fire alarm.
Contractor: Chapman Construction/ Design
Status: Active
Nov 13, 2025
Declared cost: $3,000,000
Building: Alteration and Addition
Tank pad 12: thick steel reinforced approx 540 sqft and fenced in with bollards  , on exiterior of building for 3000 gal cryogenic tank and vaporizers.
Contractor: Total Construction Solutions
Status: Active
Apr 25, 2025
Declared cost: $37,737
Building: Alteration and Addition
The build is a +/-17,500 sf interior fit-out on the 6th floor.  no make-safe or demolition is required as part of this project.  scope includes new finishes throughout, partition walls, millwork, furniture and lab benches, bathrooms, lab
Contractor: Chapman Construction/ Design
Status: Active
Apr 14, 2025
Declared cost: $8,200,000
Building: Alteration and Addition
13,500sf renovation on the 5th floor to include new electronics research and development spaces, offices, and a large presentation space.  the work will include new finishes throughout and upgrades to mechanical and electrical infrastructu
Contractor: Chapman Construction/ Design
Status: Active
Sep 10, 2024
Declared cost: $8,138,761
Building: Alteration and Addition
Demolition only of approx. 20,000 sf of interior space on the 6th floor.  demolition includes partitions, finishes, mep systems.  sprinkler & fa systems will remain in place during the demolition phase.
Contractor: Chapman Construction/ Design
Status: Active
Aug 20, 2024
Declared cost: $450,000
Building: Alteration and Addition
Interior renovations of existing mens’and womens’ toilet rooms including newpartitions, fixtures and finishes. interior renovations and construction of a fitness center/workout areaincluding selective demolition, new partitions, floorin
Contractor: Chapman Construction/ Design
Status: Active
Mar 11, 2024
Declared cost: $425,000
Building: Alteration and Addition
Demolish existing partitions and provide mechanical and electrical infrastructure for a new shaker and amplifier system with new enclosures.
Contractor: Chapman Construction/ Design
Status: Active
Feb 8, 2024
Declared cost: $145,000
Building: Alteration and Addition
The selective demolition of interior office and toilet room fixtures and finishes. scopeof work will include, but not be limited to, ceilings, walls, lighting, doors & frames, and flooring.
Contractor: Chapman Construction/Design
Status: Active
Jan 25, 2024
Declared cost: $457,936
Building: Alteration and Addition
The selective demolition of interior office and toilet room fixtures and finishes. scopeof work will include, but not be limited to, ceilings, lighting, doors & frames, and flooring.
Contractor: Chapman Construction/ Design
Status: Active
Dec 15, 2023
Declared cost: $50,000
Building: Alteration and Addition
Replacement of 300kw standby generator with a new 500kw generator on new steel dunnage.
Contractor: Chapman Construction/Design
Status: Complete
Aug 2, 2023
Declared cost: $953,036
Building: Alteration and Addition
Renovation of existing 1st floor space to lab space, with workstations, and cleanrooms.
Contractor: Chapman Construction/Design
Status: Active
Mar 2, 2023
Declared cost: $2,694,767
Building: Alteration and Addition
On the 5th floor provide demolition of office areas and adjacent corridor finishes and meps, install new finishes and meps for the new renovated area, including doors, walls, ceilings, floorings, sprinkler, ductwork and mechanical units, an
Contractor: Chapman Construction/ Design
Status: Active
Nov 29, 2022
Declared cost: $415,000
Building: Alteration and Addition
Addition of a small temporary transformer vault. this temp vault will house the electrical switchgear equipment necessary in the replacement of the (3) existing substations/ transformers.
Contractor: Chapman Construction/Design
Status: Complete
Sep 19, 2022
Declared cost: $2,298,184
Building: Alteration and Addition
Extend existing exterior loading dock concrete pads for the placement of a new compactor.
Contractor: Chapman Construction/ Design
Status: Active
Jun 10, 2022
Declared cost: $40,000
Building: Alteration and Addition
Renovation of two 1st floor bathrooms: upgrades to meps and finishes.
Contractor: Chapman Construction/ Design
Status: Complete
May 27, 2022
Declared cost: $150,000
Building: Alteration and Addition
Renovation of existing 5th floor space to an electronics lab space, with workrooms, and conference areas.  new finishes and meps throughout.
Contractor: Chapman Construction/ Design
Status: Active
Mar 3, 2022
Declared cost: $2,396,678
Building: Alteration and Addition
On the 2nd floor provide removal of existing finishes and meps, and install new finishes and meps including: doors, raised flooring, drywall and glass partitions, ceilings, plumbing for kitchenette, sprinkler work, ductwork, new lighting an
Contractor: Chapman Construction/ Design
Status: Active
Feb 3, 2022
Declared cost: $415,750
Building: Alteration and Addition
In an area on the 5th floor provide mechanical and electrical make-safe;  provide demolition and removal of mechanical and electrical utilities, flooring, drywall partitions, ceilings, millwork, and doors/ frames/ hardware.
Contractor: Chapman Construction/ Design
Status: Active
Jan 14, 2022
Declared cost: $185,000

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Disclaimer: Permit data comes from Cambridge's official open data portal. Records may be incomplete for older permits, and not every home-improvement project requires a permit. Verify with the Cambridge building department before buying, selling, or planning work.