challenges
For Business
Who We Are
Results
search
Get Started
I want to launch a challenge
Connect to talented problem solvers
I want to solve a challenge
Join our community to win prizes
log in
menu
log in
challenges
For Business
Who We Are
Results
share
Follow
Following
Unfollow
David L Hagen
share
Follow
Following
Unfollow
President at AcrossTech LLC
Roanoke Station, Indiana, United States
message
Read More about David L
more
Following
Awards
Following
Challenges
by American-Made Challenges
161
FAST Commissioning for Pumped-Storage Hydropower Prize
For next-generation pumped-storage hydropower development and the encouragement of exploration for new use cases of PSH.
Brands
American-Made Challenges
Awards