# Sun Metalon Inc.

> Sun Metalon Inc. is a deep-tech company decarbonizing the metal industry. Its patented electromagnetic heating technology turns contaminated machining swarf and chips - normally landfilled or downcycled - into clean, dry briquettes of the original alloy, on-site and with near-zero CO2 emissions. The company claims up to 85% lower energy use versus conventional remelting. Founded in 2021 by ex-Nippon Steel engineers, it operates in the United States and Japan, has raised about $42 million, and counts Toyota, Sumitomo, Nippon Steel and Airbus Ventures among its partners and backers.

- **Founded:** 2021
- **Headquarters:** Wood Dale, Illinois, United States (with operations in Japan)
- **Founders:** Kazuhiko Nishioka (Co-Founder & CEO)
- **Team size:** 37 employees
- **Products:** Venus-L6, Electromagnetic heating / refining technology, Aluminum recycling process (with Toyota)
- **Notable:** Raised approximately $42 million in total capital across pre-Series A and Series A rounds., Developed patented electromagnetic heating technology claiming up to 85% lower energy use and near-zero CO2 emissions versus conventional methods., Co-developed an innovative aluminum recycling process with Toyota Motor Corporation.

## Products & services

- **Venus-L6** — An on-site, six-furnace metal recycling system that converts contaminated swarf and machining chips into clean, dry briquettes of the original alloy without CO2 emissions. Sized for foundries and machine shops.
- **Electromagnetic heating / refining technology** — Patented process using electromagnetic energy and booster materials for fast, efficient metal heating that drives off contaminants while minimizing oxide formation, claiming up to 85% lower energy use than conventional methods.
- **Aluminum recycling process (with Toyota)** — Jointly developed innovative aluminum recycling process shown in tests to reduce CO2 emissions during material production.

## Achievements

- Raised approximately $42 million in total capital across pre-Series A and Series A rounds.
- Developed patented electromagnetic heating technology claiming up to 85% lower energy use and near-zero CO2 emissions versus conventional methods.
- Co-developed an innovative aluminum recycling process with Toyota Motor Corporation.
- Secured strategic investment from Sumitomo, Nippon Steel, Airbus Ventures, JBIC and Shimadzu.
- Won nearly $1 million in investment from the State of Colorado.
- Relocated world headquarters to the Chicago area to be near key foundry, die-casting and machining clients.

## Latest updates

- **2025-05** — Closed Series A second funding round of $9.1M (Nippon Steel, JBIC, Airbus Ventures, Shimadzu Future Innovation Fund), bringing total capital to ~$39.8M including loan facilities.
- **2025-06** — Featured by Great Lakes Now and Canary Media for turning steel and aluminum waste into usable metals.
- **2024-10** — Announced investment and business alliance with Sumitomo Corporation Global Metals.
- **2024** — Closed $21M Series A funding round and announced relocation of world headquarters to Illinois.

## Links

- Website: https://sunmetalon.com
- LinkedIn: http://www.linkedin.com/company/sunmetalon
- Twitter/X: https://twitter.com/sunmetalon

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Last updated: 2026-06-08