Matt Grove and Jim Obergefell founded Erba Mountainside Vineyards in Guerneville, Russian River Valley, anchoring their work in Equality Vines, the world's first cause wine portfolio dedicated to equality for all people. The program includes Cabernet Franc, Zinfandel, Sauvignon Blanc, and Pinot Noir. Notable releases span Love Wins, the 2021 Decision Cabernet Franc, Stonewall Zinfandel, GYODC, Choice Sauvignon Blanc, and the 2014 The Decision Pinot Noir. Matt Grove, Jim Obergefell, and Melissa Kuhn are the winemakers. For every release, the house makes per-bottle cash donations to partner organizations dedicated to equality. The tasting room welcomes visitors and dogs alike at $35 per person.
Checked against the winery’s website on September 3, 2026.
When to visit Erba Mountainside Vineyards
MondayClosed
TuesdayClosed
Wednesday1:00 PM - 5:00 PM
Thursday1:00 PM - 6:00 PM
Friday12:00 PM - 6:00 PM
Saturday12:00 PM - 6:00 PM
Sunday12:00 PM - 5:00 PM
Good to know about Erba Mountainside Vineyards
Yes, Erba Mountainside Vineyards has a tasting room open to visitors. Walk-ins are welcome, though booking ahead is safest on busy weekends.
Erba Mountainside Vineyards focuses on Cabernet Franc, Zinfandel, Sauvignon Blanc, Pinot Noir. Signature bottles include Love Wins, 2021 Decision Cabernet Franc, Stonewall Zinfandel, GYODC, Choice Sauvignon Blanc, 2014 The Decision Pinot Noir. When booking a tasting, ask which current release best represents the estate's style.
A tasting at Erba Mountainside Vineyards costs $35 per person, as listed on the winery's own website on September 3, 2026. Fees change with the season and the experience booked, so confirm the current price when you reserve.
Erba Mountainside Vineyards doesn't serve food on-site. Plan to eat before you arrive or head out after. Tasting on an empty stomach limits how many wines you can assess accurately.
Yes, Erba Mountainside Vineyards welcomes dogs. Policies usually cover outdoor areas only and expect dogs on a leash. Call ahead if you're bringing more than one, or if the weather is pushing everyone indoors.
Erba Mountainside Vineyards is in Guerneville, CA, in the Russian River Valley wine region. Phone: (877) 379-4637. Confirm hours before visiting. Winery schedules vary seasonally.
The winemaking at Erba Mountainside Vineyards is led by Matt Grove, Jim Obergefell, Melissa Kuhn. Visiting during special events or release weekends is often the best chance to meet the winemaking team and ask questions about specific vintages or techniques.
Erba Mountainside Vineyards offers: Wine Club Membership. Seated or guided experiences typically include more context about the wines and the estate's approach. Worth booking if you want depth over breadth.
Monday: Closed | Tuesday: Closed | Wednesday: 1:00 – 5:00 PM | Thursday: 1:00 – 6:00 PM | Friday: 12:00 – 6:00 PM | Saturday: 12:00 – 6:00 PM | Sunday: 12:00 – 5:00 PM Hours may vary seasonally. Confirm by phone or on their website before visiting.
Where to find Erba Mountainside Vineyards
16215 Main St Guerneville, CA, United States of America
