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

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.