- BioLet Composting Toilets - Self-contained composting toilet. Product information, and US distributor listing. Also online shopping.
- Clivus Multrum Composting Toilets - Manufacturer provides a directory of international distributors, as well as details of system features and advantages. Includes photographs of installations around the world. Based in Lawrence, Massachusetts, USA.
- Composting Toilet Systems, Inc. - An environmentally friendly array of waterless toilets that can be used in all types of conditions and areas. Clients include parks and municipalities.
- Cotuit Dry Toilets - A small, customer-oriented manufacturer of self-contained waterless, airtight, integral-urinal toilets.
- eco-solutions.org - Ecological Sanitation in south Asia. Urine-diverting toilets with urine and wash water reuse. Ecopans, books, advice on ecological sanitation in India, Sri Lanka and other parts of asia.
- Ecological Dry Toilets - Dry toilets, rainwater harvesting, wetlands for greywater treatment and organic gardening in Mexico.
- Ecosan - Manufacturer and distributor of the Ecosan waterless dry sanitation system. Product information and specifications, FAQs.
- EcoTech - Manufactures Norwegian design Carousel Composting Toilet System and supplies Ekologen Urine-Diverting Toilets (both dry and flush), TimberGrass Bamboo Flooring, and the Septic Protector.
- Ecowaters Products for Lower-Impact Living - The composting toilet system products and book about more than fifty types of systems.
- Ekolet/Biolett - Modern, odorless composting toilet. Requires no chemicals, additives, water or mains drainage.
- Envirolet Composting Toilets - Economical and environmental solution to septic for cottage, cabin, home or business. Waterless and low water models.
- Envirolet Composting Toilets - Europe - Environmental toilet alternative for cottages, cabins, chalets and homes.
- Hermit Trail - New Composting Toilet - Grand Canyon Trail Crew installs a composting toilet at Hermit Creek Campground, Hermit Creek.
- MicrobiaLogic - Bacterial bioaugmentation products for pit, vault, portable and composting toilets in outdoor recreation and remote living areas.
- Nature-Loo Composting Toilet - Australia - A simple, hygienic composting toilet system that manages human waste on site without using water.
- Rota-Loo - Australian manufacturer of composting toilets and waterless urinals. Information about product and company, and listing of distributors in Australia and New Zealand.
- Separett - Swedish manufacturer of waterless composting and urine diverting toilets and accessories. Product information and distributor listings in various languages.
- Sun-Mar Composting Toilets - Waste management in cottages, cabins, boats, and rural residential areas.
- The Humanure Handbook: A Guide to Composting Human Manure - Describes why and how to compost human manure.
- The Natural Home Building Source - Composting toilet sales, installation and service throughout the Rocky Mountain region.
- Urban Agriculture Notes: Composting Toilets - The tale of a large office complex converting to the use of composting toilets, and a smattering of other resources and links on human waste recycling.
- World of Composting Toilets - Composting toilet information, advice and guidance.
- Yahoo Groups: Compost-Toilet - International meeting place for people using or considering a composting toilet, either a selfbuilt one or a commercial model. Forums in Dutch and English, must join (free) to enter site.
