NEW YORK CITY-The freestanding 14-story tower, called HL23, will rise from a site half beneath the High Line elevated railway bed here, and will have 100% green energy.

NEW YORK CITY-The freestanding 14-story tower, called HL23, will rise from a site half beneath the High Line elevated railway bed here, and will have 100% green energy.

GREAT NECK, NY-The White Plains-based company is hired to sell 277, 287, 295 and 305 Northern Blvd., which together total 61,000 sf.

GREAT NECK, NY-The White Plains-based company is hired to sell 277, 287, 295 and 305 Northern Blvd., which together total 61,000 sf.

NEW YORK CITY-A Manhattan-based family is selling 335 W. 35th St. for $29.9 million. The 12-story building is already attracting local and international investors.

STONY BROOK, NY-The donation from a former department chair will fund the construction of a new center for geometry and physics.

NEW YORK CITY-The Switzerland-based company JV's to acquire crude oil refineries in the US. Each partner will commit $667 million in equity.

NEW YORK CITY-Locally based Jakobson Properties is selling the 13-story, 66,530-sf 110 Greenwich St. here to take advantage of market fundamentals.