Nick Frey<MC> has joined <MC>Balletto Vineyards<MC> as public relations and brand ambassador. Previously, he served as president of the Sonoma County Winegrowers.
<MC>Steve Tamburelli<MC> has been named chief operating officer at <MC>Flora Springs Winery & Vineyard<MC>. Previously, he served as general manager for Chappellet Vineyard & Winery, chief operating officer at Stag's Leap Wine Cellars, and president of El Ray Distributing.
<MC>Katherine Lukes<MC> has joined <MC>Summit Electrical Service<MC> as a customer service representative. Previously, she worked at Autodesk and Intuit/Sage MasterBuilder as a lead developer.
<MC>Linda LiBrize<MC> has joined <MC>Hospice by the Bay<MC> on its provider relations team in Sonoma County. LiBrize, a registered nurse with more than 30 years of experience in health care, previously worked in the nonprofit's San Francisco office.
<MC>Tom Donohoe<MC>, project manager at Ghilotti Bros., has been appointed board president of the <MC>Northern California Engineering Contractors Association<MC>.