Napa, Calif.—Michael Conversano is the new assistant winemaker for Pine Ridge Vineyards. Conversano joins Pine Ridge after overseeing daily winemaking operations as the assistant winemaker at Bell Wine Cellars in Yountville, Calif. Conversano takes over for Jason Ledbetter, who was promoted to the post of winemaker at Double Canyon, Pine Ridge’s sister winery based in the Horse Heaven Hills AVA of Washington state. Conversanao will work with winemaker and general manager Michael Beaulac on all vineyard and winery operations.