Commonwealth Commercial delivers access to the best commercial real estate brokers and advisors throughout the world via our membership and participation with SIOR, CCIM and ICSC organizations. Our members are recognized by corporate real estate executives, commercial real estate brokers, agents, lenders, and other real estate professionals as the most capable and experienced brokerage practitioners in the market. SIOR maintains 3,200 members in 562 cities in 22 countries. CCIM maintains 9,000 members in 1,000 cities in 30 countries. As a group, SIOR Members alone sold or leased more than 3.3 billion square feet of space in 83,500 transactions.