1925: Italian immigrants Emilio and Emilia Guglielmo established Emilio Guglielmo Winery in Morgan Hill, purchasing 15 acres in the Santa Clara Valley. The winery was founded anticipating the end of Prohibition.

1945: George W. Guglielmo (second generation) joined the family business.

1980s: Third generation (brothers George E., Gene, and Gary) took over winery operations.

2025: The winery celebrates its 100th anniversary, now operated by third and fourth generation family members.

Guglielmo is frequently described as the oldest continuously operated family winery in the Santa Clara Valley.

Italian-inspired setting with large wooden beams, stone walls, terracotta tile in tasting room. Villa Emile & Heritage Room available for weddings and events.

Villa in the Vineyard available for romantic stays.

Situated within Santa Clara Valley AVA (Central Coast and San Francisco Bay). Approximately 50 acres planted to:

• Zinfandel
• Petite Sirah
• Merlot
• Carignane
• Grignolino
• Sagrantino
• Cabernet Sauvignon

Also sources from other California winegrowing regions.

Family philosophy: produce natural, quality wines to share with family and friends.

Three flagship brands:

• Guglielmo Private Reserve (estate-grown, majority of award winners)
• Tre
• Emile's (oldest label)

Recent awards include:

• 2022 Chardonnay - Silver, 2024 SF Chronicle
• 2021 Sangiovese - Bronze, 2024 SF Chronicle
• 2020 Cabernet Sauvignon - Bronze, 2024 SF Chronicle
• Private Reserve Sagrantino - Double Gold, Best in Class
• 2016 Cinque - Gold Medal SF Chronicle

Public events, corporate events, private events, weddings. Event calendar available on website.

• Fortino Winery - Contemporary South Valley Italian family winery (1970)
• Solis Winery - Another Hecker Pass area winery with Italian heritage (Bertero 1917, Solis 1989)
• Colombano Winery - Early Morgan Hill Italian winery (1913-1945)

• Guglielmo Winery
• Visit Gilroy - Historical Wineries in Gilroy Part 1