Drinking water: The B. David Company is a global innovator in the development of residential water purification systems for the United States Foreign Service. We incorporate multiple proprietary technologies that have third-party certification tested to P-231 NSF guidelines and additional NSF testing standards. With over 30 years of experience, at 70+ posts, in thousands of international apartments and houses, we understand the entire federal requisition process from procurement to international shipping and delivery. Insect-borne illness: Our proprietary WHOPES 2 rated mosquito nets offer the most comprehensive long term protection from disease transmitting insects and associated illness such as malaria, dengue and yellow fever, and Zika virus. Our customers include the Department of State, Armed Forces, and the CDC.


We’ve provided environmentally friendly, customized whole-home water purification systems for some of the largest international organizations as well as many branches of the U.S. Government.


After years of research, development, and extensive testing, the B. David Company is pleased to offer our next generation Nanotechnology Certified Whole House and Under Counter Filtration Systems.


Services and procedures involved in the customization process for each water purification system includes: evaluation, product selection, product sampling, production and on-going follow up.


Since 1990, the B. David Company has been working closely with U.S. Government agencies and the Foreign Service Department to develop and supply drinking water solutions.