# Exergy Power Systems

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/exergy-power-systems

- Industry: Energy Storage & Batteries
- Headquarters: Japan
- Website: www.exergyworld.com
- Total disclosed funding: $12M
- Latest round: Series D (Aug 25, 2023)
- Investors on record: 3

## About

Founded in 2011 and based in Tokyo, Japan, Exergy Power Systems, Inc. d.b.a  Exergy Power Systems operates as a provider of power backup services such as power supply and demand adjustment in response to the expected instability of the power system and deterioration of power quality due to the increase in renewable energy. 
In May 2026, Exergy Power Systems, raised an undisclosed amount in venture funding from Global Brain.

Exergy Power Systems, Inc. developed a product known as Exergy Battery, which is a battery energy storage system (BESS) that improves both charging and discharging time from a small battery capacity and lithium-free battery chemistry. The company’s BESS solutions provide backup power for grid operators and large power consumers. In addition, the firm offers hybrid solutions that integrate various distributed energy resources (DER) with their proprietary digital hybrid controller (DHC), improving energy management.

## Funding rounds

- Series D, Aug 25, 2023, $0.7M — Hachijuni Investment
- Series C, Oct 31, 2019, $11M — Kansai Electric Power, K4 Ventures

## Investors

- Kansai Electric Power — Series C
- K4 Ventures (https://capitalatlas.ai/funds/k4-ventures) — Series C
- Hachijuni Investment (https://capitalatlas.ai/funds/hachijuni-investment) — Series D