ABC-CLIO
AdvanceWork Inc.
Albania Vocational Education and Training
Barbara L Parks Consulting
Boxer Learning Inc.
Cedar Street Group
CELT Corporation
Citigroup Inc.
Cognition
CollegePilot
Creative Frontier, Inc.
eBoard
Education Market Research
Exeter Capital Partners, L.P.
Gateway
HealthMark Multimedia
Heidrick & Struggles
Himalaya Capital Ventures
HorizonLive
Houghton Mifflin Company
Houston ISD Virtual School
Independent Consultant
Integrated Data Control, Inc.
JPMorgan
KnowledgeQuest Ventures LLC Learning.com
LearnStar, L.P.

Legg Mason Wood Walker, Inc.
Maestro Learning
MathResources Inc.
Meeker & Associates
Novak Biddle
Open Book Publishing
Public Broadcasting Service
Quad Ventures
Reed Midem Organisatrion
SchoolNet
SCP Private Equity Partners
Scripps Ventures
SET
Software Secure
Solomon Page Group
Teachers College Innovations
Teachscape
TechERA
Test University, Inc.
TestU
Tower Hill Capital Group
Trainersoft Corporation
Veronis Suhler & Assoc.
VersaTrans Solutions, Inc.
Videoschoolhouse
Weiss & Associates
Wireless Generation