Cleantech

Clear Solar Corporation

● Pittsburgh

Climate & Environment

Cloverly

● Greater Atlanta · GA

AI carbon-tracking & tax-credit automation

Codegig

● Baton Rouge · LA

Generative-AI platform for energy companies

Collide

● Greater Houston · TX

Commonwealth Fusion Systems

Nuclear (decommissioned)

Connecticut Yankee

● Unassigned · CT

Cleantech

Conservation Labs, Inc.

● Pittsburgh

Clean Energy & Solar

Constellation Energy

● Greater Washington (DMV) · MD

Copia

Copia Energy

Copia Power

Energy

Core Power Magnetics

● Pittsburgh

Outdoor gear brand (B-corp)

Cotopaxi

● Salt Lake / Provo · UT

COTWO ADVISORS PHYSICAL EUROPEAN CARBON ALLOWANCE TRUST (CTWO)

Cleantech

CPower

● Greater Portland (OR) · OR

Critical Energy

AI Infrastructure / Energy

Crusoe

● Denver · CO

Cleantech / AI

Crusoe Energy Systems

● Denver · CO

Clean Energy & Solar

Cultiv8 Hemp Solutions

● Greater Atlanta · GA

Dangote Refinery