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

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.