DALLAS — Blaine E. McPeak will be joining Dean Foods’ WhiteWave Division as president of the company’s Horizon Organic segment. Mr. McPeak comes to WhiteWave Foods after 16 years of brand and business building at The Kellogg Co. and Sara Lee Corp.

Mr. McPeak was most recently working for Kellogg where he was president of its Wholesome Portable Breakfast and Snacks division. Before that, he was president of Kellogg’s Frozen Foods.

Mr. McPeak will run the Horizon Organic business, the nation’s leading organic dairy brand, overseeing all operating functions. He will report to Joseph Scalzo, president and chief executive officer of WhiteWave Foods.