Williams Scotsman Inc. has announced the acquisition of approximately 225 mobile office and commercial units from Riverton-based South Valley Leasing, a supplier of trailers, mobile offices and portable, prefabricated and modular buildings.

"The acquisition of this high quality fleet will help us better serve our customers in Utah," said Rick Delvin, regional vice president for Williams Scotsman.

The company said the deal will support regional construction and manufacturing needs in the high-growth Intermountain West.