An overview of 3 leading power generation and development companies, along with representative stocks in EPC, energy technology and panel components, identified as top solar power picks for 2026. The article outlines the background, including government targets and declining costs, as well as the business characteristics of each stock.
Solar power is attracting attention on the back of both government policy and market trends. The government has set targets including 117.6 GW of cumulative installed capacity by fiscal 2030 and a 40%–50% renewable energy share by 2040. Declining installation costs, the spread of power purchase agreements (PPAs) and growing demand for disaster preparedness are driving growth, increasing investor interest in related companies.
This article examines WEST HOLDINGS, RENOVA and GRIMS as leading power generation and development companies, and explains business expansion trends such as the growth of energy storage facilities and self-consumption. WEST HOLDINGS focuses on the growth of energy storage facilities, RENOVA on the stability of renewable power generation, and GRIMS on capturing demand from small and medium-sized businesses.
TOKYO ENERGY & SYSTEMS, ENECHANGE and eF-On are cited as stocks in EPC, construction and energy technology. The article explains their earnings potential across the solar power supply chain and related services, including orders for power plant construction, support for PPA adoption and the expansion of self-consumption businesses.