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Built for buildings that cannot wait.

Headquarters clear-outs run on fixed dates, with landlords and leadership watching. These case studies show how Signature takes a hard job off a client's plate and hands the space back finished.

Case studies

  1. A wide office floor of empty cubicles and columns after the occupants have moved out
    The Teachers Insurance building tower at 730 Third Avenue, New York

    Headquarters decommissioning

    TIAA

    730 Third Avenue, New York

    A full headquarters tower cleared floor by floor and handed back ready for what came next.

    The situation

    TIAA was leaving its New York headquarters on Third Avenue. Every floor of the tower was still full of offices and workstations, and all of it had to come out before the space could be returned.

    What we delivered

    Signature planned the decommission floor by floor and cleared thousands of cubicles and offices, so TIAA's team could focus on the move while we handled the building they were leaving.

  2. An emptied office with a conference table and cleared workstations
    The DEA headquarters buildings in Arlington, Virginia, seen from the street

    Federal headquarters

    Drug Enforcement Administration

    Washington, DC area

    A bonded federal headquarters project across two buildings, finished ahead of schedule.

    The situation

    The DEA needed its headquarters decommissioned across two buildings, with the bonding and accountability that federal work requires.

    What we delivered

    Signature carried a surety bond on the project and finished ahead of schedule, giving the agency a vendor it could hold to the plan from the first floor to the last.

  3. Empty cubicles under an atrium on a vacated office floor
    The glass facade of 300 South Riverside Plaza, Chicago

    Office decommissioning

    AIG Chicago

    300 South Riverside Plaza, Chicago

    Multiple floors cleared on a firm deadline and left broom swept.

    The situation

    AIG needed several floors in its Chicago office cleared on a firm deadline.

    What we delivered

    Our crews cleared every floor on schedule and left the space broom swept, ready to hand back without a punchlist of leftovers.

  4. An open atrium looking down on rows of empty workstations
    Yahoo campus buildings in Sunnyvale, California, lit at dusk

    Campus clear-out

    Yahoo

    Sunnyvale, California

    A large Silicon Valley office cleared on a compressed schedule.

    The situation

    Yahoo needed a large Sunnyvale office cleared quickly, on the other side of the country from our home market.

    What we delivered

    Signature ran the clear-out on a compressed schedule and finished the job in 2019, proof that our crews and partners deliver the same way wherever the building is.

  5. Phased decommissioning

    One World Trade Center

    New York

    Repeat work as an approved vendor in one of the most security-conscious buildings in the country.

    The situation

    Tenants at One World Trade Center need vendors who can work inside the building's security and approval process without slowing anyone down.

    What we delivered

    As an approved vendor, Signature has decommissioned several floors in the tower, including work delivered in phases.

  6. Decommissioning and reuse

    AIG Maiden Lane

    180 Maiden Lane, New York

    A Manhattan headquarters cleared quickly, with executive offices and workstations put back into use.

    The situation

    AIG was clearing its building at 180 Maiden Lane on a tight timeline.

    What we delivered

    Signature cleared the building and found new homes for executive office furniture and workstations, so much of it was reused instead of thrown away.

Partners who trust us

Some of the most demanding companies in the country hand us the keys to their buildings. We work every day to keep earning that trust.

  • TIAA
  • CBRE
  • JLL
  • Pfizer
  • Walmart
  • AIG
  • Boston Properties
  • AllianceBernstein
  • Greenberg Traurig
  • Avison Young
  • The Durst Organization
  • Fisher Brothers
  • Perella Weinberg Partners
  • BGO
  • Structure Tone
  • Yahoo
  • NYC School Construction Authority
  • Drug Enforcement Administration
  • One World Trade Center

Projects across the country

  • New York City and New Jersey

    Our home market, with experience in the most demanding Manhattan and New Jersey buildings.

  • Across the country

    Large federal and commercial projects around Washington, DC, and relocation, decommissioning, and liquidation work in Seattle, Dallas, Chicago, Florida, Arkansas, Michigan, California, and other cities.

References for these projects are available on request.

Ask for references

New YorkWashington, DCChicagoSunnyvaleSeattleDallas
States with named project workWork is not limited to the places shown.

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