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History

Apr.
2007		Established Ai Holdings through a joint transfer of shares by Dodwell B.M.S. Ltd. and Graphtec Corp.
Dodwell B.M.S. Ltd. and Graphtec Corp. became wholly owned subsidiaries of Ai Holdings
Shares of Ai Holdings were listed on the first section of the Tokyo Stock Exchange
Jan.
2009		Acquired shares in Shiomi Sekkei Co., Ltd., made it a subsidiary of Ai Holdings
Feb.
2009		Shiomi Sekkei Co., Ltd. acquired structural design, seismic diagnosis and reinforcement design, and architectural design businesses, and started design business
Jul.
2009		Established Ai Engineering Corporation
Sept.
2009		Established Silhouette America, Inc.
Jul.
2010		Shiomi Sekkei Co., Ltd. changed its trade name to Ai Sekkei Corporation
Mar.
2015		Acquired shares in NBS Technologies Inc., made it a subsidiary of Ai Holdings
Apr.
2016		Acquired shares in Purus Corporation, made it a subsidiary of Ai Holdings
Feb.
2018		Acquired shares in Ishimori Technics Co., Ltd., made it a subsidiary of Ai Holdings
Mar.
2019		Acquired additional shares in MORI-NO-KOEN GOLF CLUB made it a subsidiary of Ai Holdings
May.
2020		Established GRAPHTEC ASIA PACIFIC CO., LTD.
Mar.
2021		Established Graphtec Europe B.V.
Feb.
2022		Acquired shares in NANO SOLTEC Japan Inc. made it a subsidiary of Ai Holdings
Apr. 2022Shift to the prime market due to the market restructuring of the Tokyo Stock Exchange