S & S Interiors, an upscale furniture store, has leased a 10,000-square-foot site at Trolley Plaza Shopping Center, a new 36,000-square-foot complex at Ventura Road and West 5th Street in Oxnard. . . . Michael A. Ewens has been appointed the new general manager of Ventura's Gold Coast Recycling, which operates curbside recycling programs throughout most of the county and processes about 100,000 tons of recyclable materials annually. . . . Horizon Enterprises and Greenery Executive Suites have signed five-year lease renewals at the 170,000-square-foot Watercourt office complex in Westlake Village, in deals worth a combined total of $1.3 million.