Building permit intelligence · Boston, MA
1 Post Office Sq has 219 municipal building permits on file in Ward 3. The latest recorded activity was a electrical permit dated Jul 23, 2026. Permits at this address represent $25MM+ in total declared construction value. PropertyLabs also identified 1 mapped permit within 500 m of this address.
Electrical
Low Voltage
Fire Alarm
Low Voltage
Low Voltage
Renovations - Interior NSC
1 mapped permit within 500 m, shown on the intelligence map above.
2 other addresses on Post Office Sq with municipal permit records in Boston.
This address has 219 permit records in PropertyLabs' public history and is located in Ward 3. The city figures below provide context without changing the focus of this exact-address record.
City coverage counts address-linked rows and does not add overlapping canonical tables. Rolling windows are inclusive, use UTC boundaries, and end Aug 1, 2026.
PropertyLabs compiled this permit history from municipal public records for Boston, MA. The latest recorded permit activity at 1 Post Office Sq is dated Jul 23, 2026. Municipal records can be corrected or updated after publication.
See the contractors, applicants, permit holders, permit numbers, and project documents associated with 1 Post Office Sq in the PropertyLabs platform, along with alerts when new permits are filed at this address.
Electrical
Renovations - Interior NSC
Low Voltage
Electrical
Electrical
Electrical
Interior/Exterior Work
Interior/Exterior Work
Plumbing
Plumbing
Fast Track Application
Fast Track Application
Fast Track Application
Renovations - Interior NSC
Renovations - Interior NSC
Change Occupancy
Change Occupancy
Electrical
Electrical
Low Voltage
Low Voltage
Low Voltage
Fire Alarm
Fire Alarm
Fire Alarm
Fire Alarm
Fire Alarm
Fire Alarm
Fire Alarm
Fire Alarm
Fire Alarm
Electrical
Electrical
Electrical
Electrical
Electrical
Low Voltage
Low Voltage
Low Voltage
Low Voltage
Low Voltage
Low Voltage
Low Voltage
Low Voltage
Cabling for AV use. OPUS, 6th floor
Network wiring installation at One Post Office Square 6th floor
to install 16 toilets, 6 urinals, 10 lavs on the 31st/32nd Flr -1 POSQ
Demolition and Restrooms Renovation on the 31st Floor. All work per submitted plans including sprinkler fire protection will be done per submitted engineered plans.
6th Floor buildout of common area, offices, amenity, salon and clinic. All work per submitted plans including fire protection. No change in use or occupancy for the building.
Demolition and Restrooms Renovation on the 32nd Floor. All work per submitted plans including sprinkler fire protection will be done per submitted engineered plans.
Complete Renovations of core bathrooms on Floors 31 and 32. Demo all of 32 floor and install temp lighting and power.
Low Voltage HVAC Controls for 57 VAV boxes and 9 exhaust fans. Each VAV box had a DAT sensor, valve, 24v, communication and T-stat. Each es fan has communication and t-stat.
Project 20664 - New tenant fit out with (5) new 100amp services, lighting and general power for new architectural details
Disconnect, reconnect existing heat pump so it can be remounted within data room, new condensate piping and drain pan.
General electrical maintenance in building for lights, ballasts & trouble calls for the 2026 year.
to install 5 water heaters, 5 sinks, 1 drinking fountain 2 toilets, 2 lavs, and 1 floor drain on the 6th flr
Adding outlets in various areas for desk top and furniture power
Noise Mitigation work in the 42nd Floor Elevator Room. Includes minor Electrical work.
installation of low voltage building automation @ Morgan Stanley Floors 14-21
Adding 1 Composite Access Control Cable and 1 22/4 for a new Card Reader Location at the entrance to the Bike Room.
OME JOB# 25-102 One Post Office Square 42nd Floor Noise Mitigation. Removal and reinstallation of electrical devices.
HVAC Upgrade installing new fire alarm devices for new unit being installed in existing mechanical room on the 37th floor. Also adding an additional duct smoke and remotes test swi…
Craft Food Hall
Provide 120V power to 9 Fire Smoke Dampers
Low Voltage Cabling for AV use. Craft Food Hall
Project 20261 - Replacement of existing pendant cans with linear lighting and add (3) 20amp outlets for door openers
In the tenant space on the 10th & 11th floors, relocate 1 sprinkler head, replace 5 pendant down light fixtured with 3 new, new millwork in closets, Install a 7’glass partition, in…
Installing 47 new fire alarm devices on the 1st floor & Basement level for a Food Craft Hall.
***Fast Track Permit*** HVAC and Fire Alarm work to do a conversion from Constant Volume to Chilled Beam Cooling and Heating on the 37th Floor per drawings from Avid Engineers.
Craft Food Hall at One Post Office Square. MISC Low Voltage HVAC Control Wiring AG 253654
install new rain leader pipe on the 33rd and 38th Flr @ 1 PO SQ
Plumbing renovation of the BSMT & L1 to support the new food hall.
Basement 1 CT cabinet and 2 meter sockets feeders to 1st Fl. 1st Fl Temp power & lights, receptacles, power, lights, 1 transformer and 9 electrical panels. Low voltage provisions.
Install cabling for AV system, cabling for sound masking speakers, and mount sound masking speakers. Work to be completed on 22nd Floor.
Demo all power, lighting, data and mechanical power on 32nd Floor
Temporarily support fire alarm devices for demo of wall and ceilings. Install temporary heat detector cable.
Connect 3 existing furniture feeds to new furniture
Low Voltage Work on Floors 9 & 29
Offices, Stores, Bank, Garage, Car Rental &; Barber ShopCertificate for Offices on the 9th floor.ALT 1684714 Issued 2/10/25
Interior removal of non-bearing office, partitions and all finishes. Removal and make safe of MEP components per submitted drawings.
Power to 9 new furniture partitions and 2 new receptacles in IDF room.
Connecting 213 Office Cubicles at SS&C Technologies.
; Offices, Stores, Bank, Garage, Car Rental &; Barber Shop;Certificate for Office 29th Floor;ALT 1685105 Issued February 10, 2025
Install (1) 3/8 copper water lines for countertop coffee machine
Project 19496 - Electrical make safe of tenant space on 37th fl and install (17) temporary 8' linears
Connect furniture Feeds for 32 stations
Offices, Stores, Bank, Garage, Car Rental &; Barber Shop;;Certificate for Offices - 23rd FloorALT1706850 Issued 4/28/2025 &; SF1699804 Issued 4/7/2025
Offices, Stores, Bank, Garage, Car Rental &; Barber ShopCertificate for Bank on the 2nd floor.ALT 1641406 Issued September 17, 2024;
Interior renovations to include concrete, miscellaneous metals, rough carpentry, millwork, thermal insulation, doors and hardware, glass and glazing, drywall, stone and ceramic til…
low voltage security equipment installation
Demolition on the 37th Floor. All work per submitted plans including sprinkler fire protection will be done per submitted engineered plans.
1 Post Office Square Suite 2220 - Install (2) 3/8” water lines Off Existing water Feed under Sink.
22nd Floor - Low Voltage Telecom Work.
Install low voltage cable and system components associated with an AV system upgrade at 1 Post Office Square for Kroll LLC.
Project 19076 - Furnish and installation of (1) new 100amp 480volt service and new meter socket
Job #19411 Unispace Disconnect (6) furniture whips
OPOS Morgan Stanley Bulletin 11 Misc. Low Voltage HVAC Control Wiring. JG-253341
Connection of (5) furniture whips on the 22rd floor
OPOS Kroll Boston Flr 23. Misc. Low Voltage HVAC Control Wiring. JG-253342
Concrete spall repair on loading dock ramp and installation of traffic coating on loading dock ramp.
Fire alarm and Fire Sprinkler drawings associated with the renovation of One Post Office Square, 23rd Floor
to install 1 sink on the 25th Flr @ 1 PO Sq
25-0041-10 Morgan Stanley 18th Floor-Terrace Low Voltage
Renovation of water lines
Modification and repairs to existing catwalk and ladder in the 37th floor mechanical room.
33rd and 34th Floors, Existing UBS tenant space - Replace existing floor mounted perimeter fan coil units with new fan coil units (one for one replacement) and associated patching…
Modification and repairs to existing catwalk and stairs in the 4th floor mechanical room.
Installing 6 new fire alarm devices and relocating 7 existing devices for the rework of an existing tenant space for new tenant Kroll Boston.
Selective renovation of existing office space. 4 office furniture connections
23rd Floor Low Voltage Cabling Kroll
22nd Floor Swing Space Low Voltage Cabling Kroll
Electrical: Add power to new salad bar, install New floor Box - Rewire Freight Lobby Door
Low Voltage cabling for AV use. 9th floor
Low Voltage Cabling & Install For Access Control Additions and Camera Additions
Install Low Voltage cable and system components associated with a minor Security system modification on the 22nd Floor of One PO Square for Kroll.
23rd Floor - Disconnect old furniture whips and connect new
Install wire and material for 4 new 120V, 20 amp circuits for new FCU units including 4 new 20 amp 1 pole breakers. Disconnect 120V, from 123 FCU's. Reconnect 120V power to 123 FCU…
Installation of a new low voltage security alarm system for Ballentine Partners LLC on the 23rd Floor.
INTERIOR RENOVATION TO EXISTING TENANT FLOOR 23 IN BUILDING. NO CHANGE IN OCCUPANCY, USE OR EGRESS. NO RENOVATION TO EXTERIOR ENVELOPE.
Miscellaneous HVAC, Electrical and Fire Alarm modifications on floors 14-21
Scope: (1) ACS Door & (1) Camera @ One Post Office Square, 14th floor
Installing 30 new fire alarm devices for new tenant Cohn Reznick on the 29th Fl. 1 PO Sq.
Cohn Reznick 29th Floor Low Voltage Cabling.
Install low voltage cable and connectivity associated with tel/data infrastructure modifications on the 36th Floor of One PO Square for UBS.
Low Voltage Security Installation for Access Control for CCTV for Intrusion at 1 Post Office Sq, Floor 23
Install and wire thermostats, DAT sensors, valves and communication for 17 VAV Boxes.
Install and wire thermostats, DAT sensors, valves and communication for 63 VAV Boxes. Install controls for 2 pumps and leak detection
Installing 111 new fire alarm devices on the 9th floor for new tenant SS&C.
Provide wiring for 5 access controlled doors and 1 door release
Misc Office repairs - Carpet install and painting
Plumbing connection for a roof hydrant.
One Post Office Square Boston, MA 9th Floor QTY: 329 - Cat 6 Locations QTY: 10 – Access Control Doors QTY: 1 – Intercom Location
Installing 3 new fire alarm devices and relocating 1 other for the addition of a new exhaust fan in the basement.
Level 19 renovation of existing roof terrace. No structural work, no changes to life safety or fire alarm / sprinkler systems
Renovate kitchen / pantry area.
Low Voltage Telecom Work on 23rd Floor
Renovations of space on the 36th floor for UBS for new offices, conference rooms and common areas. Work includes removal of finishes, drywall, patching, painting, ceilings, floorin…
Emergency repair to loading dock entrance-fascia and soffit
Job #19076 Cohn Reznick 29th Floor Tenant fitout with new lighting and power to accommodate architectural design. Including (1) 100A feed 480 volt.
9th Floor - Temp power & lights, receptacles, light fixtures, mechanical power, floor boxes, 7 electrical panels, 2 bus duct switches, 2 transformers, low voltage provisions.
Electrical Fire Alarm Associated With Tenant Fitout.
Electrical Work Associated with Tenant Fit out on the 14th thru 18th Floor. Relocation of existing circuits throughout.
Electrical Work Associated with Tenant Fit out on the 19th Floor Terrace.
Electrical Fire Alarm Work Associated with tenant Fitout. Relocation of existing devices and installation of new strobe.
Electrical Work Associated with Tenant Fit out on the 36th Floor.
to install 3 toilets, 3 lavs, 3 kitchen sinks, 1 drinking fountain, 3 water heaters and 1 floor drain on the 9th Flr
Install (1) Electrical Outlet In Existing Office on the 29th Floor
Bathroom Renovation for Canaccord at 1 PO Square the 30th Floor
9th Floor Office Buildout for SS&C. All work per submitted plans including sprinkler fire protection will be done per submitted engineered plans.
29th Floor Office Buildout for Cohn Reznick. All work per submitted plans including sprinkler fire protection will be done per submitted engineered plans.
Plumbing connections for a tenant fitout on the 30th floor.
Added Restroom on the 30th Floor of One Post Office Square for tenant use (Canaccord Genuity). Scope includes selective demo, DFH, drywall, ACT, flooring/tile , painting, specialti…
General Electrical maintenance in building for light bulbs, ballast and trouble calls for 2025 year.
Renovations of space on the 36th floor for UBS for new offices, conference rooms and common areas. Work includes removal of finishes, drywall, patching, painting, ceilings, floorin…
Install and wire 18 thermostats from new VAV boxes. Install communication from 2nd floor to basement condensing unit.
On the 7th and 8th floors (vacant floors) - Replace two existing sets of doors with new; install new strip lighting; misc painting throughout.
Installing 45 new fire alarm devices for tenant fit-out on floors 1 & 2.
Install lighting fixtures for core & shell on the 7th and 8th floors. Demo existing lighting fixtures on 9th floor. Provide temp lighting for fitout project.
offices, stores, bank, garage, car rental &; barber shop;;Certificate for Offices 35th Floor.ALT1447842 Issued March 30, 2023
Basement Level Switch Replacement
Installation of additional lights for Canaccord for the 30th Floor of 1 PO Square.
Installation of low voltage telecommunications cable.
Renovation of Berkshire bank plumbing fixtures
Renovation to the 1st and 2nd Floor of 1 PO Square for Berkshire Bank.
Add 2 8' light fixtures and 1 light switch. Add 1 exit sign. Add 120V, 20-amp feeder for trap primer. Add 1 120V -20-amp duplex receptacle
Minor interior work for JLL on the 38th Floor. Construct a room approx. 8ft wide x 21 ft long; install a concrete pad (for two new expansion tanks), a new door and frame, paint, fl…
to install 1 floor drain on the 38th Flr
OPOS - AC-10 & AC-11 Replacement. Low Voltage HVAC Control Wiring. JG-242625
Interior tenant fit-out of 5,000 SF of retail space on 2 floors of One Post Office Square with an interconnecting stair. Scope includes demolition, millwork, DFH, glazing, new part…
Offices, Stores, Bank, Garage, Car Rental &; Barber ShopCertificate for Offices - 24th FloorALT1535522 Issued 10/26/2023
Offices, Stores, Bank, Garage, Car Rental &; Barber ShopCertificate for Offices - 29th FloorALT1555012 Issued 2/6/2024
Adding DAS Antennas to 2nd & 10th Floor Spaces
Offices, Stores, Bank, Garage, Car Rental &; Barber ShopCertificate for Offices - Floors 14th -21stALT1422369 Issued 12/27/2022 &; A1603844 Issued 7/11/2024
Street Lighting repositioning. Removal of (2) existing light poles. Install (6) new pole and hand holes @ One PO Square / Kilby Street
Installing a back flow preventer on the 19th floor.
Offices, Stores, Bank, Garage, Car Rental &; Barber Shop;Certificate for Offices 40th Floor;Alt 1562158 Issued 3/13/24
Install (6) New LED Wall Packs On 19th Floor Terrace
4th floor electrical room add Bus Switch Transformer and panels. (Work Order #12317134 - 4th Floor)
Morgan Stanley - change details materials and layout of approved roof deck design to new design and layout work includes pavers, green space details, electrical, lighting and finis…
Installation of low voltage telecommunications cabling.
S24-677 1 Federal St Floor 40 Russell Reynolds - Provide Labor and Materials to install the manufacturers electrical jumpers between the added workstations using the provided circu…
S24-650 Provide Labor and Materials to Install the manufacturers electrical jumpers between the added workstations using the provided circuitry
Selective demo in an existing tenant office space on the ground floor of One Post Office Square. Scope includes demo of ACT ceiling only.
Installation of (1) New 125A Meter Socket for New Tenant Fit Out on 40th Floor.
Installation of (1) New 200A Meter Socket for New Tenant Fit Out on 29th Floor.
8 card access door locations, 9 camera locations, 2 intercom locations. 19 total locations. We are not pulling any cables, just installing equipment.
Provide cabling for 8 TVs, 8 microphones and 10 speakers on the 29th floor of 1 Post Office Sq for tenant Ampersand Capital JC-247105
Audio Visual
Offices, Stores, Bank, Garage, Car Rental &; Barber ShopTemporary Certificate for Kitchen and Amenity Spaces on the 19th floor Phase I, Offices on Floors 20th and 21st Phase 2, Off…
Install temp lighting on 38th Floor, Install temp lighting on 6th, 7th & 8th floors. Install 3 recessed lights on first floor. Install air curtain in side lobby.
Access control cabling for 4 door locations on 29th floor. Install 3 cameras . Wire Access control panel.
Added Restroom on the 30th Floor of One Post Office Square for tenant use (Canaccord Genuity). Scope includes selective demo, DFH, drywall, ACT, flooring/tile, painting, specialtie…
Offices, Stores, Bank, Garage, Car Rental &; Barber Shop;Certificate for Offices 25th - 28th floors, Conference Room 26th Floor and Cafe 25th FloorALT1478709 Issued June 01, 2023;
Offices, Stores, Bank, Garage, Car Rental &; Barber Shop;Certificate for Spec Suites, Elevator Lobby and Common Areas - 23rd FloorALT1519404 Issued 9/28/2023
OPOS 29th Floor - Ampersand. Misc. Low Voltage HVAC Control Wiring. JG-242250
Low Voltage wiring for Tel/Data including speakers for AV for OPOS at 1 Post Office Square, 1st Floor
40th Floor renovation to include - new interior partitions, new finishes (flooring, ceilings, millwork), new MEPS system off existing building infrastructure
Offices, Stores, Bank, Garage, Car Rental &; Barber Shop;Certificate for the Spec Suite 30th Floor, Elevator Lobby &; Common Corridor;ALT1444691 Issued 4/26/2023 &; SF1448730 Issue…
Offices, Stores, Bank, Garage, Car Rental &; Barber Shop;Certificate for Spec Suites, Elevator Lobby &; Common Areas - 22nd FloorALT1450041 Issued 5/1/2023 &; SF1456503 Issued 4/5/…
97 telecom drops on the 40th floor of 1 Post Office Square for tenant RR&A JC-247110
74 telecom drops on the 29th floor of One PO Square for tenant Ampersand Capital JC-247105
Offices, Stores, Bank, Garage, Car Rental &; Barber ShopCertificate for Office and Common Areas 2nd Floor;ALT1393468 Issued 9/22/22
Electrical Fire Alarm Work Associated With New Tenant Fit Out On 40th Floor
Electrical Work Associated with 8,000 Square Foot Fit Out On The 40Th Floor
Offices, Stores, Bank, Garage, Car Rental &; Barber ShopCertificate for 29th Floor Lobby &; Common CorridorALT1490380 Issued 7/24/2023
Offices, Stores, Bank, Garage, Car Rental &; Barber ShopCertificate For Common Areas &; Ballroom Pre Function Space 2nd fl.;ALT1254489 Issued 10/21/21;;
Rough and finish plumbing for two new ktichens to an existing office space.
40th Floor renovations to include minor demo, floor prep, interior wall framing and associated MEP in wall rough ins Reference ALT 1562158
Offices, Stores, Bank, Garage, Car Rental &; Barber Shop;Certificate for Office Space 30th FloorALT1478899 Issued 06/12/2023
offices, stores, bank, garage, car rental, barber shop and Restaurant #37C/O-For;Offices 33rd, 34th and 35th Floors.ALT 417391, Issued 10/28/14
Ampersand - Floor 29. Interior office fitout on the 29th floor which includes minor interior demolition, doors frames &; hdw, millwork, flooring, drywall, ceramic tile, new demount…
General Electrical maintenance permit in building for light bulbs, ballast and trouble calls for 2024 year.
Install wiring within office cubicles on floors 25-28 for Goulston & Storrs