Houghton Mifflin Harcourt to Participate in Three Upcoming Investor Conferences

BOSTON – Global learning company Houghton Mifflin Harcourt (“HMH” or the “Company”) (NASDAQ: HMHC) announced today that the Company will be participating in fireside chats at three upcoming investor conferences, including:

  • Credit Suisse 7th Annual Small & Mid Cap Conference on Wednesday, Sept. 14 at 2:50 p.m. Eastern Time at the Waldorf Astoria in New York City;
  • BMO Capital Markets 16th Annual Back to School Education Conference on Thursday, Sept. 15 at 1:30 p.m. Eastern Time at the Grand Hyatt in New York City; and
  • Goldman Sachs 25th Annual Communacopia Conference on Wednesday, Sept. 21 at 9:40 a.m. Eastern Time at the Conrad Hotel in New York City.

Live webcasts of all three conferences will be available on the events page of the Company’s investor relations website, http://ir.hmhco.com. A replay will also be available for 90 days following each event.

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About Houghton Mifflin Harcourt

Houghton Mifflin Harcourt (NASDAQ:HMHC) is a global learning company dedicated to changing people's lives by fostering passionate, curious learners. As a leading provider of pre-K—12 education content, services, and cutting-edge technology solutions across a variety of media, HMH enables learning in a changing landscape. HMH is uniquely positioned to create engaging and effective educational content and experiences from early childhood to beyond the classroom. HMH serves more than 50 million students in over 150 countries worldwide, while its award-winning children's books, novels, non-fiction, and reference titles are enjoyed by readers throughout the world. For more information, visit www.hmhco.com.

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CONTACTS Investor Relations Rima Hyder Vice President, Investor Relations 617-351-3309 rima.hyder@hmhco.com Corporate Communications Bianca Olson Senior Vice President, Corporate Affairs 617-351-3841 bianca.olson@hmhco.com