Oct. 31 Russian River
Brewing Co. Halloween Party. 745 Fourth St., Santa Rosa. 707.545.BEER (2337).
Nov. 27 Fairfax's Iron Springs Pub and Brewery releases winter four packs (2015 Winterscotch, Chardonnay Barrel Aged 10 Years Strong, 2014 Quad, and the coffee-infused Mark Twain's Summer Ale). 765 Center Blvd., Fairfax. 415.485.1005. Ironspringspub.com.
Early July The Breastfest Beer Festival, Marin Center, San Rafael. Fundraiser featuring beer from over 40 of the best California breweries to support the Charlotte Maxwell Complementary Clinic, a state-licensed nonprofit offering alternative medical treatments for low-income women diagnosed with cancer. thebreastfest.org.
Mid-August Ales for ALS. Top North Bay brewers join forces and craft distinct beers that all share the same hop profile, specifically for this event, which raises funds to fight Lou Gehrig's disease. alesforals.com.