大三洋行 Company Profile

Continuing to illuminate Japan's development for over 90 years.

Daisan Yoko Co., Ltd. is a company engaged in the electrical equipment business and solar power generation system business. In the electrical equipment business, we handle many subcontracting jobs and have worked on social infrastructure facilities that serve as the foundation for industry and daily life. In the solar power generation system sector, we have determined that we can leverage our long-standing achievements and know-how in electrical construction, and we are trusted and evaluated by many customers for our quality-focused construction. We will carry out construction and proposals with sincerity and speed, so please feel free to contact us.