Assessment Services

• College Board
• Educational Records Bureau
• Educational Testing Service (ETS)
• Touchstone Applied Science Associates (TASA)

Associations and Non-Profits

• Association of Educational Publishers (AEP)
• The Ball Foundation
• Center for Applied Linguistics (CAL)
• College Board
• The Consortium for School Networking (CoSN)
• International Reading Association (IRA)
• Earth Force
• Educational Records Bureau (ERB)
• Educational Testing Service (ETS)
• The Franklin Institute
• Hazelden Publishing
• International Baccalaureate Organization/North America
• National Academy of Sciences
• New American Schools
• Public Broadcasting System (PBS)
• University of Nebraska’s Independent Study High School

Basal and Supplemental Publishers

• Authentik
• Brookes Publishing
• Carolina Biological Supply Co.
• Consortium on Reading Excellence (CORE Learn)
• Davis Art
• Frey Scientific
• Gourmet Curriculum Press
• Harcourt Achieve
• HighSmith
• Houghton Mifflin
• Learning Plus
• McDougal Littell
• Peoples Publishing
• Remediation Plus
• Rowland Reading Foundation 
• Scholastic
• South-Western Educational Publishing
• Steck Vaughn
• Success for All
• The Wright Group

Educational Media

• Children's Television Workshop
• Discovery Channel
• Family Education Network
• Public Broadcasting System (PBS)
• Turner Learning

Higher Ed

• College Board
• ETS
• Fast Company
• Money U
• SouthWestern
• TC Innovations
• US News
• Wall Street Journal

Library Publishers

• EBSCO Publishing
• Greenwood
• Heinemann-Raintree
• Ipicture books
• Time-Life Books

Professional Development Providers

• All Kinds of Minds
• Assessment Training Institute
• Canter and Associates
• Educational Testing Service (ETS)
• Educational Tools
• Heinemann
• Hosts Learning
• PBS TeacherLine
• Syfr Corporation
• TC Innovations (Columbia Teachers College)

Publications

• Atlantic Monthly Magazine, The
• Fast Company Magazine
• Kids Discover Magazine
• The Nation Magazine
• The New Republic Magazine
• T.H.E. Journal, in conjunction with Market Data Retrieval
• U.S. News and World Report
• Wall Street Journal

Software and Technology Publishers

• BrainPOP
• Computer Curriculum Corporation
• Davidson & Associates
• Decision Development Corporation
• Explore Learning
• Failure Free Reading
• LeapFrog SchoolHouse
• Learning.com
• Learning Advantage
• LiteracyPro Systems
• Riverdeep (The Learning Company)
• The Q Group
• TestU
• Wildridge
• Wizcom

Technology Services

• AT&T
• eCollege
• eSchoolMall
• Questionmark Corporation
• Secluda Technologies
• Software Technology Inc. (STI)
• Sun Microsystems
• TekConnect
• theclasslist
• Thinkronize (netTrekker)