IHE Delft
- International institute for infrastructural, hydraulic and environmental engineering. Offers details on postgraduate programs, institution capacity building, research and development, policy development.
- http://www.unesco-ihe.org/

TNO - Netherlands Organization for Applied Scientific Research
- A large contract research organization, provides a link within the innovation chain between fundamental research as a source of knowledge. Provides service and product information on many subjects and market areas.
- http://www.tno.nl/

Cap-Net
- A United Nations Development Program (UNDP) project that provides education and training for capacity building in integrated water resources management.
- http://www.cap-net.org/

Department of Hydroinformatics and Knowledge Management (HIKM)
- International Institute for Infrastructural, Hydraulic and Environmental Engineering. Offers courses for professionals, engineers, scientists and consultants working in the water sector in developing countries and countries in transition. Description of
- http://www.hydroinformatics.org/

CE
- Independent research and consultancy organization specializing in developing innovative and cutting-edge solutions to environmental problems. Offers a profile, job vacancies and publications.
- http://www.ce.nl/

Delft Solids Solutions
- Testing laboratory for materials characterization with special emphasis on surface area, porosity and particle size of solids and sprays. Overview of techniques and a analysis request form.
- http://www.solids-solutions.com/

Lenntech
- Designs water, air and odour treatment systems. Features an overview of technologies and documents, FAQs and industry standards.
- http://www.lenntech.com/home.htm

The International Institute for the Urban Environment
- Promotes sustainability as a major consideration in urban development.
- http://www.urban.nl/

WL Delft Hydraulics
- Independent consulting and research institute, provides information on water-related issues like flood management and river engineering.
- http://www.wldelft.nl/