Svance

Svance (エスバンス株式会社) is a Japanese manufacturer of plastic molding dies and molds, headquartered in Hirakata, Osaka. Founded in 1961 as Sekisui Seiki Seisakusho, a specialist mold-making subsidiary of Sekisui Chemical, the company has grown into a globally recognized mold maker with a reputation for high-quality, high-value tooling. It designs and produces large molds for automotive parts such as instrument panels and bumpers, as well as small precision molds for medical devices, food containers, and housing materials. The company operates through six specialized divisions and provides integrated support from development and design through prototyping, mold production, and production preparation. Svance has a global network with group companies in the United States (S-VANCE USA INC. in Rochester Hills, Michigan) and India (Sanko S-VANCE JRG Tooling India Private Limited in Bawal, Haryana), and has engaged in technical support agreements in Thailand. Its molds are used by automotive manufacturers both in Japan and overseas. The company was listed on the Osaka Securities Exchange Second Section in 1991, and its parent company changed from Sekisui Chemical to Ark Co., Ltd. in 2003. As of April 2025, it employs 179 people. Svance continues to pursue 'product-oriented mold making' and aims to be a trusted long-term partner for its customers.

Svance was founded on March 1, 1961, as Sekisui Seiki Seisakusho Co., Ltd., a specialist manufacturer of plastic molding dies established by Sekisui Chemical Co., Ltd., a pioneer of Japan's plastics industry. In January 1962, the main factory was completed and began operations. In April 1964, the company started production related to industrial machinery (plastic processing machinery), and in May 1964, it changed its name to Sekisui Koki Seisakusho Co., Ltd. In September 1969, the Kanto factory was completed and began operations. In March 1988, a Nagoya office was opened. In January 1991, the company was listed on the Second Section of the Osaka Securities Exchange. In July 1992, the Yuki factory was completed and began operations, and the Kanto factory was closed. In May 1999, a technical support agreement was signed with Thai Summit (Thailand). In September 1999, the Nagoya office was relocated to Anjo City, Aichi Prefecture, and renamed the Nagoya Sales Office. In October 1999, the company acquired management rights of Plastic Engineering Research Institute. In October 2001, a new test lab of Plastic Engineering Research Institute was completed. In April 2003, the parent company changed from Sekisui Chemical Co., Ltd. to Ark Co., Ltd. In August 2004, the company obtained ISO 9001 certification. In April 2005, the industrial machinery business division was integrated into Plastic Engineering Research Institute (a subsidiary) through a company split. The company continues to operate as a mold maker with a global network, including S-VANCE USA INC. in the United States and Sanko S-VANCE JRG Tooling India Private Limited in India. As of April 2025, it employs 179 people.

• 2005

  Industrial machinery business division integrated into Plastic Engineering Research Institute via company split.

• 2004

  Obtained ISO 9001 certification.

• 2003

  Parent company changed from Sekisui Chemical to Ark Co., Ltd.

• 2001

  New test lab of Plastic Engineering Research Institute completed.

• 1999

  Technical support agreement signed with Thai Summit (Thailand); Nagoya office relocated and renamed; acquired management rights of Plastic Engineering Research Institute.

• 1992

  Yuki factory completed and operations started; Kanto factory closed.

• 1991

  Listed on the Second Section of the Osaka Securities Exchange.

• 1988

  Nagoya office opened.

• 1969

  Kanto factory completed and operations started.

• 1964

  Started production of industrial machinery (plastic processing machinery); renamed Sekisui Koki Seisakusho Co., Ltd.

• 1962

  Main factory completed and operations started.

• 1961

  Founded as Sekisui Seiki Seisakusho Co., Ltd., a plastic molding die specialist under Sekisui Chemical.

World top-level mold maker with integrated support from design to production preparation, focusing on high-quality, high-value molds.

• Automotive part molds

  Large molds for instrument panels, bumpers, and other automotive components.

• Medical device molds

  Small precision molds for medical devices.

• Food container and cap molds

  Molds for food containers and caps.

• Housing material molds

  Molds for housing construction materials.

• Industrial material molds

  Molds for various industrial materials.

• Valve gate systems

  Valve gate systems leveraging mold maker expertise for design, integration, and after-sales support.

• Mold maintenance

  Maintenance and modification services for molds, including those from other manufacturers.

1. 1エスバンス株式会社｜世界トップ水準のプラスチック成形用金型メーカーs-vance.co.jp
2. 2会社概要・沿革｜企業情報｜エスバンス株式会社s-vance.co.jp
3. 3企業情報｜エスバンス株式会社s-vance.co.jp
4. 4S-Vance Ltd. (Japan) - Wikidatawikidata.org