Company Overview
Advance Technology Energy LLC (hereinafter referred to as ATE JP) is actively engaged in the energy storage system (BESS) market in Japan. The company has partnered with several publicly listed Taiwanese firms to establish project companies in Japan through joint ventures.By drawing on the extensive practical experience of its partners in energy, engineering, and capital markets, ATE JP ensures stable project execution and has established a sophisticated risk management framework.

Our Bussiness
ATE JP operates as a system integrator (SI) for grid-scale battery energy storage facilities, offering a one-stop services that cover everything from site development, preliminary planning, and system design to equipment procurement, construction (EPC), and operation and maintenance (O&M).
The company ensures stable, cost-competitive procurement and provides core equipment—such as power conditioning systems (PCS) and energy storage batteries—through its supply chain. Depending on the characteristics of the project and the requirements of investors, the company can respond flexibly as either a system integrator or an equipment supplier.