Construction is set to begin on the new floors at One Madison Avenue, a 27-story office tower expansion in Manhattan’s Flatiron District. Designed by Kohn Pedersen Fox for SL Green, the project involves the gut renovation of the existing eight-story building and structural addition above its roof level, bringing the structure up to 1.4 million square feet of Class A office space. The National Pension Service of Korea and Hines are also part of the development team and acquired $1.25 billion in construction financing for the property, which occupies a full block bound by East 23rd and 24th Streets and Madison Avenue and Park Avenue South.
Construction has passed the halfway mark on 606 West 30th Street, a 42-story residential skyscraper in Hudson Yards. Designed by Ismael Leyva Architects and developed by Lalezarian Properties, the 545-foot-tall structure will yield 312,350 square feet, with 192,780 square feet of residential space and 14,240 square feet of commercial space. Hudson 37 LLC is the general contractor for the property, which is also known as Tower B in a two-skyscraper development alongside FXCollaborative and Douglaston Development‘s topped-out 601 West 29th Street. 606 West 30th Street is located between Eleventh Avenue and West Street, near the border with West Chelsea.
YIMBY went on a tour of Flatiron House, a two-tower residential development at 39 West 23rd Street in the Flatiron District. Designed by COOKFOX Architects for NYC-based real estate development firm Anbau Enterprises, the structure will yield 44 condominium units with sales and marketing led by Corcoran Sunshine Marketing Group. The taller portion of Flatiron House is called the Tower and features 37 one- to four-bedroom homes with an entrance on West 23rd Street, while the shorter annex is dubbed the Loft and comes with seven one- to five-bedroom residences and its own entrance to the north on 24th Street. Ryder Construction is the general contractor for the property, which is located between Fifth and Sixth Avenues.
Work is wrapping up on The Cortland, a 25-story residential tower at 555 West 22nd Street in West Chelsea. Designed by Robert A.M. Stern Architects and developed by Related Companies, the 300-foot-tall structure will yield 144 condominium units in two- to five-bedroom layouts with interiors by Olson Kundig, as well as a series of penthouses. Related Sales and CORE Group are the exclusive co-sales and marketing agents for the property, which is located at the confluence of Eleventh Avenue and West Street, between West 22nd and West 23rd Streets.
Permits have been filed for a five-story mixed-use building at 2289-2291 Third Avenue in Harlem, Manhattan. The site is currently occupied by a four-story building and a two-story building, both which will be demolished above the first floor for the new development. Located between East 124th and 125th Streets, the lot is one block east of the 125th Street subway station, serviced by the 4, 5, and 6 trains. Tower Management Group is listed as the owner behind the applications.