Charah Solutions
Environmental and maintenance services for the power generation industry.
CleanTechIPO
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Sector
Louisville CleanTech Startups
6 startups
CleanTech startups in Louisville are developing sustainable solutions for energy, environment, and resource management.
Virtual Peaker
Distributed energy resource management for utilities.
CleanTechGrowth
Advanced Energy Materials
Advanced materials for energy storage and battery technology.
CleanTechSeed
ION Water
Platform helping housing developers slash water costs through smart water management.
CleanTechSeed
CIAgent
Environmental protection products for hydrocarbon spill cleanup using proprietary polymer technology. Acquired by Justrite Safety Group.
CleanTechAcquired
Est. 2000
Wasteology
Technology-enabled managed waste and recycling services for commercial and industrial customers, with analytics that track landfill diversion and waste spend. Received a growth investment from SkyKnight Capital in 2025.
CleanTechGrowth
Est. 2014Website
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