Private company

Resonac Holdings Corporation

Logo: Source: [1], Non-free logo, via Wikipedia3

Japanese chemicals company

Resonac (レゾナック株式会社, Rezonakku Kabushiki-gaisha), formerly Showa Denko K. K. (昭和電工株式会社, Shōwa Denkō Kabushiki-gaisha; abbreviated as SDK), is a Japanese chemical company producing chemical products and industrial materials. It was founded in 1939 by the merger of Nihon Electrical Industries and Showa Fertilizers, both established by a Japanese entrepreneur Nobuteru Mori.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Jan 1, 2023Founded1

Resonac (レゾナック株式会社, Rezonakku Kabushiki-gaisha), formerly Showa Denko K. K. (昭和電工株式会社, Shōwa Denkō Kabushiki-gaisha; abbreviated as SDK), is a Japanese chemical company producing chemical products and industrial materials. It was founded in 1939 by the merger of Nihon Electrical Industries and Showa Fertilizers, both established by a Japanese entrepreneur Nobuteru Mori.2

Acquisitions

  1. Succeeded Shōwa Denkō1

Timeline

  1. Jan 1, 2023Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

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