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All Challenges (32)

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  • Manufacturing
  • Engineering
  • AMO
CABLE Prize
Prize Pool
Up to $5.1 million in prizes
In Progress, closes on
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  • Hydro
  • Software
  • WPTO
H2Os Prize
Prize Pool
$75k in prizes
Closed on
Students welcome!
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  • Energy
  • University
  • OTT
EnergyTech University Prize
Prize Pool
$250k in prizes
Closed on
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  • OTT
EPIC Prize
Prize Pool
$1 million in prizes
Closed on
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  • AMO
ITEAM Prize
Prize Pool
$75k in prizes
Closed on
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  • WPTO
FAST Prize
Prize Pool
$550k in prizes
Closed on
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Solar Prize Round 5 - Software Track
Coming Soon
Stay tuned!
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  • Manufacturing
  • Geothermal
  • Additive Manufacturing
  • 3D Printing
  • GTO
Geothermal Manufacturing Prize
Prize Pool
Up to $4.58 million in prizes
Closed on
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  • Buildings
  • BTO
E-ROBOT Prize
Prize Pool
Up to $5.38 million in prizes
Closed on
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  • Hydro
  • WPTO
Groundbreaking Hydro Prize
Prize Pool
$300k in prizes
Closed on
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  • Water
  • WPTO
Ocean Observing Prize
Prize Pool
$3 million in prizes
In Progress, closes on
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  • Energy
  • VTO
Lithium-Ion Battery Recycling Prize
Prize Pool
Up to $6.2 million in prizes
Closed on
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  • Solar
  • Systems Integration
  • CSP
  • PV
  • Manufacturing
  • SETO
Solar Prize Round 5
Prize Pool
Up to $6.25 million in prizes
Closed on
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  • Energy
  • Diversity
  • Multiple
Inclusive Energy Innovation Prize
Prize Pool
$2.5 million in prizes
In Progress, closes on
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Solar Prize Round 5 - Hardware Track
Coming Soon
Stay tuned!
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  • Geothermal
  • GTO
Geothermal Lithium Prize
Prize Pool
$4 million in prizes
In Progress, closes on
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  • Manufacturing
  • PV
  • Commercialization
  • SETO
Perovskite Startup Prize
Prize Pool
Up to $3.37 million in prizes
In Progress, closes on
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  • Buildings
  • Prototype
  • Manufacturing
  • LED
  • Luminaries
  • BTO
L-Prize
Prize Pool
$12.2 million in prizes
In Progress, closes on
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  • Solar
  • CSP
  • Desalination
  • SETO
Solar Desal Prize Round 2
Prize Pool
Up to $4.5 million in prizes
Closed on
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  • Solar
  • PV
  • Systems Integration
  • CSP
  • Manufacturing
  • SETO
Solar Prize Round 1
Prize Pool
Up to $4.29 million in prizes
Closed on
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SBIR Assistance
Enter by
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  • Solar
  • CSP
  • Manufacturing
  • Systems Integration
  • PV
  • SETO
Solar Prize Round 2
Prize Pool
Up to $4.29 million in prizes
Closed on
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  • Water
  • Hydro
  • WPTO
Waves to Water Prize
Prize Pool
$3.3 million in prizes
Closed on
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  • Water
  • Hydro
  • Engineering
  • AMO
Water Resource Recovery Prize
Prize Pool
$1 million in prizes
Closed on
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  • Solar
  • Software
  • SETO
Solar Forecasting Prize
Prize Pool
$375k in prizes
Closed on
Students welcome!
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  • Hydrogen
  • Students
  • Education
  • Internships
  • HFTO
Hydrogen Business Case Prize
Prize Pool
$350k in prizes
Closed on
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  • Solar
  • CSP
  • Systems Integration
  • PV
  • Manufacturing
  • SETO
Solar Prize Round 3
Prize Pool
Up to $4.29 million in prizes
Closed on
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  • Solar
  • PV
  • CSP
  • Systems Integration
  • Manufacturing
  • SETO
Solar Prize Round 4
Prize Pool
Up to $4.1 million in prizes
Closed on
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  • Hydro
  • WPTO
Fish Protection Prize
Prize Pool
Up to $700k in prizes
Closed on
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  • Hydro
  • WPTO
I AM Hydro Prize
Prize Pool
$175k in prizes
Closed on
The sixth round of the Solar Prize challenge!
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  • Solar
  • PV
  • CSP
  • Systems Integration
  • Manufacturing
  • SETO
Solar Prize Round 6
Prize Pool
Up to $6.25 million in prizes
Closed on
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  • Solar
  • CSP
  • Desalination
  • SETO
Solar Desalination Prize Round 1
Prize Pool
Up to $8.05 million in prizes
Closed on