John DeGrinis, an industrial properties broker in the Encino office of Colliers International, has been elected president of the Society of Industrial & Office Realtors, Greater Los Angeles chapter. His term will run for two years. DeGrinis is a senior executive vice president at Colliers who has more than 30 years’ experience in the commercial real estate industry. Over the past decade, he and his team have transacted more than 20 million square feet of industrial sales and leases with a total cumulative value of $1 billion. The SIOR organization is the leading group representing commercial real estate professionals specializing in industrial and office properties. It has some 3,100 members in more than 630 cities and 34 countries. The Los Angeles group was founded in 1946. “With the complete confidence of my colleagues within the (SIOR) organization and with the full support of Colliers, I am looking forward to further enhancing the organization’s already sterling reputation by increasing awareness of the SIOR designation, what it stands for and how it can enhance our members’ professional reputations,” DeGrinis said in a prepared statement.