Kelloggには、多くの経営者や著名人がGuest Speakerとして来校します。いずれも職務や人生経験が豊富な人物なので、非常に示唆に富む話を聞くことができます。

2009-2010の間にKelloggでスピーチを行った代表的なSpeakerです。

• David Rubinstein, Founder and Managing Director of The Carlyle Group
• Bill Weldon, CEO of Johnson & Johnson
• Bob McDonald, President and CEO of P&G
• John Brock, Chairman and CEO of Coca-Cola Enterprises
• Jean-Claude Trichet, President of European Central Bank
• Miles White, CEO of Abbott
• Ronald A. Williams, Chairman and CEO of Aetna
• Thomas J. Wilson, CEO of Allstate Insurance Company (Class of 1980)
• Brenda Barnes, CEO & Chairman of Sara Lee Corporation
• Sam Allen, Chairman and CEO of Deere & Company
• Wendy Kopp, CEO and Founder of Teach For America
• Polly Kawalek, Former President of Quaker Oats
• Andrea Gallien, Former Managing Director of Bearing Point Consulting
• Paul Krugman, Nobel Prize-winning economist
• Myron Scholes, Nobel Prize-winning economist
• James B. Stewart, Pulitzer Prize-winning journalist
• Raila Odinga, Kenyan Prime Minister
• Don Kohn, Vice President of the Board of Governors, Federal Reserve System
• Philip W. Knisely, Executive Vice President of Danaher Corp.
• Conrad Winkler, Vice President of Operations Practice Booz & Co.
• Gary D. Ahlguist, Senior partner of Healthcare Practice Booz & Company
• Robert Mueller, Director of FBI
• Robert Weaver, Managing Director of Morgan Stanley Real Estate (Class of 1991)
• Rob Tarkoff, Senior Vice President of Adobe System Inc.
• Tom Kelly, General Manager of IDEO
• Chris Granger, Senior Vice President of National Basketball Association
• Roger Ingold, Managing Director of Accenture in Brazil
• Herbert "Pug" Winokur, Former Enron Board Member
• John Meacham, Newsweek Editor
• Nancy Barry, Founder and and CEO of Enterprise Solutions to Poverty
• Jaqueline Novagratz, Founder & CEO of Acumen Fund
• Scott Shay, Signature Bank founder and board chairman (Class of 1980)
• Promod Haque, Managing Partner of Norwest Venture Partners (Class of 1983)
• Maria Thomas, CEO of Etsy (Class of 1992)
• Chuck Esserman, Co-Founder, Managing Director and CEO of TSG Consumer Partners
• Vikas Kapoor, President and CEO of iQor Inc.
• Hartley Rogers, Chairman of Hamilton Lane
• Arnold Ekpe, Group CEO of Ecobank
• Eboo Patel, Founder of Interfaith Youth Core
• Sphia Siskel, President & CEO of Chicago Botanic Garden (Class of 1999)
• Drew Madsen, President of Darden Restaurants
• Dawn M. Owens, CEO of OptumHealth, a UnitedHealth Group Business unit
• David Nelms, CEO of Discover Financial Services
• Tim Draper, Founder and Managing Director of Draper Fisher Juverston
• Mark Morial, President and CEO of National Urban League
• Jonathan Rogers, CEO of TV One
• Aylwin Lewis, CEO of Potbelly Sandwich Works
• Dennis Archer, Chairman & CEO Dennis Archer PLLC
• Sam Zell, Chairman of Equity Group Investments LLC and Chairman of the Tribune Company
• William E. Sullivan, CFO of ProLogis (Class of 1983)
• C. MacLaine Kenan, Executive Director of Arcapita Inc. (Class of 1991)
• Molly Battin, SVP of Turner Media Group (Class of 1998)
• Dick Kramlich, Co-Founder and General Partner of New Enterprise Associates

その他にも、下記企業から多くのSpeakerが来校しています。

• McKinsey
• Bain
• BCG
• Booz Allen Hamilton
• ZS Associates
• AT Kearney
• Roland Berger
• Lehman Brothers
• UBS
• JP Morgan
• Morgan Stanley
• Citigroup
• American Express
• Google
• Yahoo!
• Dell
• Infosys
• Target
• Walmart
• Kimberly Clerk
• Emirates Airline
• American Airlines
• Exxon Mobil
• Unilever
• Miller Brewing
• General Mills
• Frito-Lay
• Bayer
• Colgate
• Neutrogena
• General Motors
• Bath & Bed Works