New Jersey Russo Development plans to build a two-story, 400,000-sq-ft data center on a 71-acre site in Somerset County. It will be the first component of the Somerset Technology Park. Russo’s in-house architects will design the building. They expect to construct the “warm” shell and core in mid-2012. Russo Development Corp., 570 Commerce Blvd., Carlstadt, 07072. DR#11-00431705.