RiverRock Real Estate Group, a West Coast-based commercial real estate management and leasing firm, announced that AEW Capital Management (AEW) has awarded it the management of a 3.2 MSF portfolio of office and industrial space in Southern California and Arizona.

In the past 12 months, RiverRock has grown its management portfolio by 9.1 MSF. With the addition of this contract, the company now manages more than 25 MSF of commercial space.

RiverRock took over property management, leasing oversight and engineering of 28 properties throughout Southern California and Arizona. The Arizona portion of the portfolio includes seven properties totaling 794,000 SF of office and multi-tenant industrial.

RiverRock will add approximately 30 employees who currently manage the properties. The company will be assuming regional offices in Santa Fe Springs, Rolling Hills, Upland, Riverside, and the San Gabriel Valley, as well as Phoenix.

“We are excited about this new opportunity with AEW,” said Steve Core, president of RiverRock Real Estate Group. “We have an excellent management team in place and we hope this assignment leads to future growth in new markets.”