Ranking of solar container project construction companies

This list highlights 25 significant photovoltaic power station construction companies, primarily headquartered in Europe and Asia. While many were founded in the last two decades, they vary significantly in size, with teams ranging from a handful to several thousand. Solar Power World, the industry’s leading source for technology, development and installation news, presents the 2025 Top Solar Contractors List. The list ranks applicants according to their influence in the U.S. solar industry in 2024. The list shows where a company is located, its installation. From multinational firms shaping the utility-scale landscape to emerging contractors carving out niches in community solar and residential installations, the rankings underscore the fact that, big or small, every company on the list is helping expand access to clean energy across the U.S. At the. Mortenson has been ranked #8 on Solar Power World’s 2025 Top Solar Contractors List, recognizing the most influential companies in the U.S. solar industry. The annual ranking is based on total kilowatts installed in the previous year. In 2024, Mortenson was involved in installing over 2 gigawatts. The 2025 Top Solar Contractors list highlights companies that have made significant contributions to solar installations across the United States, including every state as well as Washington, D.C., Puerto Rico, and Guam. This annual list provides insights into the achievements of leading solar. The 2023 list reached 420 solar energy providers, including residential, utility, and commercial solar contractors. It’s a lot to sort through, so we did a little digging to figure out which contractors are leading the pack when it comes to commercial solar energy. We narrowed it down to 36. The solar container market is projected to reach USD 0.83 billion by 2030 from an estimated USD 0.29 billion in 2025, registering a CAGR of 23.8% during the forecast period. The market is witnessing rapid adoption due to increasing demand for decentralized and portable renewable energy solutions.