- CIPA - Nonprofit publisher of environmental resource guides, including the newly updated Fifth Edition of the World Directory of Environmental Organizations.
- Counterpoint Publishing - Leading electronic publishing company specializing in compiling environmental regulatory information for distribution on CD-ROM and the Internet
- Earthscan Publications - UK's leading environmental publisher. Up-to-date information on everything: from business and economics to aid and development to forestry and agriculture.
- Earth Times Foundation, publisher of The Earth Times - The Earth Times is the world's leading independent international nonpartisan newspaper focusing on environment and sustainable
- Elsevier Enviroinfo Research Service - Customized environmental technology and compliance information
- Environmental Publishers - Division of Communities Against Toxics
- The Green Book, Inc. - Environmental information service providing Federal, State, Local & Private contract information as well as an online environmental directory.
- Island Press - The leading publisher of timely and practical books that take a solutions-oriented approach to critical environmental problems.
- Natural Life Online - Publishers of magazines and books on sustainability, the environment, community and personal self-reliance, natural health, home business and other alternative topics.
- San Diego Earth Times - Publisher of monthly reader of the environment.
- Soft Technology Magazine - Alternative Technology Association. Producers of Environmental magazine, Soft Technology. Also run mobile renewable energy displays.
- St. Lucie Press - Publisher of unique titles in environment, ecology, agriculture, forestry, and entomology.
- TC Publications - The publishing arm of Communities Against Toxics and produces ToxCat and other environmental brochures
- Yellow Pages Directory Inc. - Publisher of online Yellow Pages information including business phone numbers, locations, addresses, hours, and reviews; the largest online directory for businesses in the United States.