Prior to joining Sojourn Cellars, Seymour was the senior brand manager as a consultant for Boich Family Cellar, a luxury Napa Valley property, where he oversaw and managed their wholesale partners.
The winery stated that Seymour began his career in wine 20 years ago working for the Robert Mondavi Family of Wines as assistant general manager and assistant winemaker. He left the Mondavi Family to start his own private label of small production California wines in partnership with a Hong Kong-based distribution corporation. He sold his interest in the company before joining Trione Vineyards and Winery in Sonoma County as national sales manager.
The winery was founded in 2001 by Craig Haserot and Erich Bradley.