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One Wall Street Completes Largest NYC Office-to-Apartment Conversion
CONFIRMED90% CONFIDENCE3.6 years agoHappened as dated, per the source[1]: "the building obtained its certificate of temporary occupancy, and the first residents were scheduled to move in the following week."Macklowe Properties finished converting the Art Deco One Wall Street office tower into 566 apartments, the largest office-to-residential conversion completed in New York City.0.64GFP Real Estate Wins the Flatiron Building's Second Auction
CONFIRMED90% CONFIDENCE3.3 years agoHappened as dated, per the source[1]: "Jeffrey Gural won Tuesday's auction outside 60 Centre Street in Lower Manhattan with a bid for $161 million."After the top bidder in the Flatiron Building's court-ordered auction failed to pay, a second sale handed New York's cake-slice tower to majority owner GFP Real Estate for $161.5 million.$161.5M0.63One Times Square $500M Redevelopment Completes
CONFIRMED87% CONFIDENCE265 days agoHappened as dated, per the source[1]: "the renovation was finished by January 2026."Jamestown's $500 million overhaul of the long-vacant One Times Square, home of the New Year's Eve ball drop, wrapped up with a new glass facade, museum and observation deck.$500M0.62Earls Court Redevelopment Starts on Site
ESTIMATED50% CONFIDENCEin 99 daysThe developer's announcement says only that "early construction work is expected to begin in 2026", a year rather than a date.[1]The 44-acre former exhibition site won consent from Hammersmith & Fulham on 26 November 2025 and Kensington & Chelsea on 16 December 2025, a decade after the exhibition halls came down. Phase one of the GBP 10bn masterplan covers the first 1,300 homes, offices, a cultural venue and a 4.5-acre park, with the whole site due to be finished by 2043.0.62Collins House Completes as One of the World's Slimmest Skyscrapers
Collins House, 468-470, Collins Street, Koreatown, Melbourne, Victoria, 3000, AustraliaHickory Group
ESTIMATED69% CONFIDENCE7.0 years agoEstimated: Hickory[2], the main contractor, gives completion as September 2019 after a 29-month build; no day is published, so the month's last day stands in. Wikipedia[3] gives only the year.Hickory Group completed Melbourne's 57-storey, prefabricated Collins House in September 2019, a residential tower just under 12 metres wide at its narrowest point.0.62220 Central Park South Completes on Billionaires' Row
CONFIRMED87% CONFIDENCE6.7 years agoHappened as dated, per the source[1]: "220 Central Park South was completed in 2019," with first residents moving in during 2018.220 Central Park South, a limestone-clad tower on Manhattan's Billionaires' Row, completed as one of the most profitable condo buildings ever built, breaking from the glass-tower norm.0.62432 Park Avenue Opens on Manhattan's Billionaires' Row
CONFIRMED84% CONFIDENCE10.8 years agoHappened as dated, per the source[1]: "Year of Completion: 2015."Harry Macklowe's 432 Park Avenue, then the world's tallest residential tower, officially completed in Manhattan in December 2015 after four years of construction.0.61One Park Drive Opens in London's Wood Wharf
Herzog & de Meuron's 205-metre One Park Drive tower, the centrepiece of Canary Wharf's new Wood Wharf district on reclaimed Thames-side land, opened to its first residents in London.0.61The Brooklyn Tower Finally Receives Its Certificate of Occupancy
CONFIRMED75% CONFIDENCE1.4 years agoHappened as dated, per the source[1]: "the building did not receive a permanent Certificate of Occupancy until April 25, 2025."The Brooklyn Tower at 9 DeKalb Avenue, the borough's first supertall skyscraper, received its certificate of occupancy, issued as an extension of its temporary permit, years after residents began moving in.$750M0.61One Vanderbilt Opens Beside Grand Central
CONFIRMED82% CONFIDENCE6.0 years agoHappened as dated, per the source[1]: "One Vanderbilt was formally opened with a ceremony three days later, on September 14."One Vanderbilt, a 1,401-foot supertall office tower beside Grand Central Terminal, formally opened in Midtown Manhattan.$3.3B0.60Georgia Tech Dedicates the George and Scheller Towers
CONFIRMED90% CONFIDENCE5 days agoGeorgia Tech's own announcement, published that day, says the Institute "today celebrated the completion of George Tower | Scheller Tower."[1]Georgia Tech cut the ribbon on Tech Square Phase 3, a 416,500-square-foot complex of the 18-storey George Tower for the Stewart School of Industrial and Systems Engineering and the 14-storey Scheller Tower for the business school, joined by a shared lift core. Its first three floors had opened to the campus in January 2026.0.6022 Bishopsgate Reaches Practical Completion
ESTIMATED63% CONFIDENCE5.8 years agoEstimated: Multiplex's[3] news item of 4 December 2020 says the team achieved practical completion "earlier this week" without naming the day, so the announcement date stands in for the milestone.Multiplex's 62-storey 22 Bishopsgate tower - planned and sequenced using an immersive 4D virtual-reality model - reaches practical completion, becoming the City of London's tallest building.0.60
