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

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.