Two California companies with equal interest in two adjacent Palm Beach office buildings sold the properties to a Chicago real estate company for almost $22 million.

SCM Royal Palm Investors LLC, part of the private equity firm Somera Capital Management LLC in Santa Barbara, and Zelman Renton LLC, a Los Angeles-based real estate developer, each held a 47.5 percent interest in the adjacent properties of 340 and 350 Royal Palm Way in Palm Beach. A third entity, Royal Palm Realty Partners LLC, held a 5 percent stake.