IRVINE, CA-Sekisui TA Inc. will move into its new $7 million, 185,000 sf U.S. headquarters building next February. The building includes 30,000 sf of office space plus a manufacturing plant and warehouse.

SAN FRANCISCO-Art Institute International will now occupy the fifth and sixth floors at 1170 Market St., as well as the ground, second, third and seventh floors it already leases.

MIAMI BEACH, FL-Related Group of Florida could begin construction on the 263-unit, 36-story condominium building by the end of the year.

CHELMSFORD, MA-Camp Dresser & McKee expands its offices by leasing an 11,656-sf space at 25 Industrial Ave. The global consulting firm maintains its headquarters in Cambridge but closed its offices in Lexington, which it consolidated in its new location.