Cosentini Associates has expanded its New Jersey practice by opening a second office at 24 Commerce St., in Newark.

Gazetten has relocated its headquarters in New York. The new address is 49 W. 37th St., 10018. Their new phone number is (212) 719-5100.

Structure Tone Inc. has announced that it has moved it headquarters to 770 Broadway, Ninth Floor, New York, N.Y., 10003. Their new phone number is (212) 481-6100.

EMCOR Group Inc. has announced that it has acquired Consolidated Engineering Services Inc. Under the terms of the agreement, EMCOR Group will pay Archstone-Smith, approximately $178 million in cash. Senior management with CES will remain with the company.