642 Harrison Street

1. Jan 1982

   Additions alterations or repairs.

   Complete Permit 8200696S $$$ $1,750,000
2. Oct 1984

   Existing fire sprinkler system to be revised.

   Complete Permit 8411511 $$$ $98,039
3. Feb 1985

   Additions alterations or repairs.

   Expired Permit 8501549 $$$ $870,000
4. Jul 1985

   Computer flooring, hvac-ups, halon system, power distributio.

   Complete Permit 8507278 $$$ $450,000
5. Nov 1985

   Tenant improvement.

   Expired Permit 8512787 $$$ $151,000
6. Feb 1987

   Tenant improvements, non bearing partitions, hvac, finishes.

   Complete Permit 8702366 $$$ $200,000
7. Oct 1990

   Underpinning & shoring epr plans ref #9006415-s.

   Expired Permit 9022182 $$$ $95,000
8. Jun 1996

   Cti-1 2/f el me sp.

   Expired Permit 9609690 $$$ $50,240
9. Jul 1996

   Cti-3 5/f el sp.

   Expired Permit 9612412 $$$ $7,200
10. Jun 1999

    Demolition of existing office walls t-bar ceilings & flooring space.

    Complete Permit 9910851 $$$ $50,000
11. Feb 2000

    Oti-1 el me ls sp ground floor.

    Cancelled Permit 200002242641 $$$ $50,000
12. May 2000

    Oti-1, 3rd floor, el, me, ls, sp.

    Complete Permit 200005240829 $$$ $50,000
13. Aug 2004

    New 1st floor parking garage in existing 4 story concrete type 1 building. with existingb occupancy @ 1st floor.

    Expired Permit 200408050735 $$$ $89,500
14. Dec 2004

    Conversion of existing office building to include 43 resid'l units with parking and vertical addition of 2 stories.

    Cancelled Permit 200412312395 $$$ $1,000,000
15. Jul 2008

    Interior tenant improvement on 2nd floor, no structural or exterior improvements; all plumbing and/or electrical for new shower performed under separate eprmit. work includes installation of new non-bearing walls & alteration of existing non-bearing walls.

    Expired Permit 200807287738 $$$ $45,000
16. Mar 2010

    4th floor-tenant improvement-interior construction includes demolition & construction of non bearing non rated & 1 hour rated partitions. also includes electrical, mechanical, plumbing. fire sprinklers and fire alarm on separate permit.

    Complete Permit 201003258984 $$$ $425,000
17. May 2010

    Install a new cooling tower for the hvac system on the roof. architectural work, remove existing tower.

    Complete Permit 201005192773 $$$ $150,000
18. Aug 2010

    Office ti on the 3rd floor including new partitions, rated assemblies and code required. mep and life safety measures under separate permit.

    Complete Permit 201008038021 $$$ $344,500
19. Sep 2010

    Mechanical and electrical permit. architectural ti under permit application 2010.08.03.8021 for reference.

    Complete Permit 201009241618 $$$ $120,000
20. Oct 2010

    Tenant improvment including new non load bearing walls, doors, glaz, ceiling grid, lighting, casework, finsihes. electrical, mechanical, plumbing under separate permit.

    Complete Permit 201010293995 $$$ $325,000
21. Nov 2010

    (mep) for permit application 201010293995, 1st floor. lighting switching, receptacles, duct work alterations, add 2 sinks.

    Complete Permit 201011165094 $$$ $179,000
22. Sep 2012

    Reroofing.

    Complete Permit 201209069034 $$$ $130,500
23. Jan 2015

    Ste #200. addition of 3 small private offices, paint, reception flooring & finish refresh. mep deferred. n/a for maher.

    Complete Permit 201501064990 $$$ $40,000
24. Mar 2025

    Comply to nov202535387. convert existing exterior window to new roll up door. new guardrail. replace counter @ kitchen, reinstall sink. all work on 4/f.

    Issued Permit 202503273179 $$$ $82,000

DBI holds 101 permits for this parcel, most of them tenant improvements on individual floors. The timeline shows the 24 largest by stated cost, plus the earliest on file; the DBI query in the sources below returns all 101. 2 of them are nominal $1 street-space or sidewalk permits.