1.
WaterNow Alliance
2.
WaterPower Canada
3.
WE-cycle
4.
Weather Modification Association
5.
Weeden Foundation
6.
Wellbeing Economy Alliance
7.
West Virginia Forestry Association
8.
West Wisconsin Land Trust
9.
Westchester Land Trust
10.
Westchester Parks Foundation
11.
Western Canadian Spill Services
12.
Western Resource Advocates