Top Clean Technology Startups in 2026

Hitachi is engaged in the manufacture and sale of electronic and electrical products worldwide. The company operates eleven business segments: information and telecommunication systems, social infrastructure, high functional materials and components, financial services, power systems, electronic systems and equipment, automotive systems, railway and urban systems, digital media and consumer products, construction machinery, and other components and systems. The company’s Information and Telecommunication System segment offers system integration services and automated teller machines (ATM); Electricity System segment offers nuclear, hydraulic, and wind power generation systems; Social and Industrial System segment offers industrial machinery and plants; Electronic Device and System segment offer liquid crystal displays (LCD) and others; Construction segment offers hydraulic shovels and wheel loaders; High Functional Material segment offers electric wires, cables, and others; Automotive System segment offers engine management and in-car information systems; Component and Device segment offers hard disk drives; Digital Media and Consumer Product segment offer optical disk drives and refrigerators; Financial Service segment offers leasing and loan services, and Others segment manages real estate. Hitachi was founded in 1910 and is based in Tokyo, Japan.

E Source provides independent research, advisory, and information services to utilities, major energy users, and other key players in the retail energy marketplace. Their mission is to increase the effectiveness of their members' operations, programs, and customer relationships, while supporting the efficient and environmentally sound use of energy.

Nokia Bell Labs provides innovative technologies that underpin communications networks and shape society. Nokia Bell Labs is the industrial research arm of Nokia, developing paradigm-shifting ideas that transform the future of humanity and technology. In addition to conducting fundamental research on the technologies that will shape future society, it expedites technology development for Nokia's enterprise and core service provider businesses.

Zenero helps consumer brands measure, verify, and communicate environmental impact with credibility. We deliver product-level Life Cycle Assessments (LCAs), power Digital Product Passports (DPPs), and provide compliance-ready carbon labels at scale. The standard for carbon labelling, built for sustainable brands and conscious consumers.