Host Quizzes For Us!

... in San Francisco


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Corporate & Private Quiz Events

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Special Promotions for New Bars!

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6,282 + Quiz Regulars!

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What is Brainstormer?

A team-based trivia challenge hosted at bars and corporate events, providing participants with tons of fun, fruitful knowledge, and prizes! Learn more

Quiz Packs Boost Profits!

Brainstormer’s turn-key quiz packs draw in customers to your bar/restaurant week after week! Learn more

Corporate Services

Whether it’s in the conference room or aboard a boat, our corporate quiz packs are perfect for team-building and fun at any venue. Learn more

Join the Regulars

Brainstormer Regulars are smart and savvy! Create a profile, connect with others, start quizzing, find a date! Learn more
The Vig Alehouse Fadó Irish Pub Rí Rá Irish Pub Arlington Bar Basic Angel City Brewery
National Press Club Rosamunde Sausage Grill Ireland's Four Courts Dubliner Noe Valley Pub 317
Pyramid Alehouse (Berkeley) Fadó Irish Pub Crab Corner Y'all Come Back Saloon Sam's Tavern
Infusion Lounge Pizza Inferno Humpy's Big Island Alehouse McMullan's Irish Pub Sauced BBQ & Spirits
Gashead Tavern Fred's East Village Tavern Pacific Coast Brewing Company Asiento
Murio's Trophy Room Molly Malone's Irish Pub O'Neill's Irish Pub San Mateo Fadó Irish Pub University of Vermont
The Churchill Tavern Shakespeare's Grille & Pub San Pedro Square Market Elephant and Castle - Chicago (Huron) Shakespeare's Grille & Pub
Finnegan's Jamison's Roaring Donkey Murphy's Irish Pub Swank Cocktail & Coffee Club Albatross Pub
Fadó Irish Pub Fadó Irish Pub Tigín Irish Pub Fibbar Magee's Brigid's Irish Pub
McGah's Pub & Pianos Rí Rá Irish Pub Portsmouth O'Donoghue's Tavern Humpy's Great Alaskan Alehouse Redcoats
Dan's Irish Sports Bar Rí Rá Irish Pub Evansville Rose and Crown Pub Canterbury Ale House Harvey American Public House
Molly Malone's Irish Pub and Restaurant Plymouth Tavern Murphy's Grand Irish Pub Danny Coyle's O'Bannon's Taphouse
Fadó Irish Pub Morgantown Brewing Company Rí Rá Irish Pub Portland Molly Malone's Irish Pub and Restaurant Rogue Ale House
Anna Liffey's Irish Bar and Restaurant Pyramid Alehouse Seattle Coalhouse Pizza Elephant and Castle - Chicago (Wabash) Polo Grounds
Eureka Casino Resort Swirl on the Square Napper Tandy Tigín Irish Pub Fadó Irish Pub
Martin Macks Monaghan's Bar Katie Bloom's House of Guinness O'Neill's Pub and Restaurant
SoMa StrEat Food Park Nickies Bar Kennedy's Irish Pub Redcoats - SUNDAYS The Alley
The Underground Pub Rula Bula Lenny's Restaurant

Daily Challenge

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  • Each day we post a brand new trivia question for you to answer. Take a quiz!

Quiz Regulars!

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  • Connect with other Regulars and Teams * Get Hints * Find a Date! * Add your FREE profile now! Learn more

Join Mailing List

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  • Let us keep in touch with you about news and fun promotions! Join Now!


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  • Learn more about us and meet the crew.