The Ryan Companies has started its RiverView Professional Center project, Santee's first Class A office project. The office complex offers 63,500 square feet distributed among six one- and two-story office and medical buildings. The buildings are divisible and range in size from 3,394 square feet to 13,575 square feet. Riverview Professional Center is part of the second phase of Ryan's master-planned, mixed-use, nearly 2 million-square-foot RiverView at Santee. The CB Richard Ellis (NYSE: CBG) team of Chris Pascale, Rick Sparks, Ron Bement and Matt Pourcho are marketing RiverView Professional Center.