| 2007 | December: Transferred headquarters to 5-Chome Minami Aoyama, Minato ku, Tokyo to leverage headquarter functions and to expand business |
| April: Signed a worldwide license agreement with L'Amy (France) on eyewear business | |
| 2006 | December: Moved Theory NY Head Quarters to 38 Gansevoort Street in the Meatpacking District |
| November: Opened a Theory Retail store at the New York Head Quarters location on Gansevoort Street, U.S. | |
| September: Signed licensing agreements with Samsung Group on "Theory" brand's business in Korea | |
| April: Acquires exclusive distribution rights in Japan for "7 for All Man Kind" brand | |
| 2005 | November: Acquired a 100% interest in Rosner GmbH & Co. of Germany, establishing a business base in Europe |
| October: Reopened the Theory Aoyama Main Store with comprehensive renovation | |
| July: Established Urbanholics Co., Ltd. (100% interest) as a company to handle casual lines in the contemporary market such as "Joie" | |
| June: Listed on the Tokyo Stock Exchange Mothers market | |
| February: In order to fully leverage the name recognition of the "Theory" brand and to more actively expand the business, the brand name was added to our corporate name, and this changed our trade name to Link Theory Holdings Co., Ltd. | |
| January: Established Theory Taiwan Co., Ltd. (100% interest) in Taipei, Taiwan | |
| 2004 | September: Established Theory Shanghai International Trading Co., Ltd. (70% interest) in Shanghai, P.R. China, and opened a local "Theory" shop |
| September: Opened a local "Theory" shop in Taipei, Taiwan | |
| August: Established Theory Korea Co.,Ltd.(70% interest) in Seoul, South Korea, and opened a local "Theory" shop | |
| August: Opened the first shop of "Theory Luxe" in Ginza Mitsukoshi as an extended line of "Theory" | |
| August: Number of directly-managed stores in Japan exceeds 80 | |
| June: Transferred headquarters to 7-Chome Minami Aoyama, Minato ku, Tokyo to leverage headquarter functions and to expand business | |
| January: Acquired additional shares in U.S. Theory Group (88.9% interest) | |
| 2003 | December: Changed the trade name to Link Holdings Co., Ltd., split the company, and established a new operating subsidiary called Link International Co., Ltd. (100% interest) |
| September: Jointly acquired U.S. Theory Group (44.4% interest) with Fast Retailing Co., Ltd. | |
| August: Opened the first branch of the "Theory Petit" children's wear shop in Shinjuku Takashimaya | |
| March: Opened the first directly-managed shop for imports of the U.S. denim brand "Joie" in 6-Chome Minami Aoyama, Minato ku, Tokyo | |
| March: Opened the first branch of the "Kulson" womenswear shop in 6-Chome Minami Aoyama, Minato ku, Tokyo | |
| 2002 | September: Merged with subsidiary company Rich Mode Co., Ltd. |
| August: Opened the first "PLS+T" (plus-té) specialty store in Kobe BAL | |
| July: Concluded a licensing agreement for "Theory" brand menswear and started licensed production and new store development for "Theory Men" | |
| May: Established LK International(H.K.)Ltd. (100% interest) in Hong Kong and began transferred operation of two local "Theory" shops | |
| 2001 | December: Acquired all shares of Rich Mode Co., Ltd., a company that runs "Theory" brand outlets, and made it a subsidiary |
| August: Opened the first franchise shop in the Hiroshima Ekimae branch of Fukuya | |
| August: Transferred headquarters to 6-Chome Minami Aoyama, Minato ku, Tokyo, established the "Aoyama Main Store" at the headquarters and began import sales of "Theory" brand menswear | |
| February: Established Link Sales Corporation Co.,Ltd.and concluded a subcontracting agreement for sales operations at directly-managed stores | |
| 2000 | January: Concluded a licensing agreement for "Theory" brand womenswear and transferred import sales to licensed production and sales |
| 1999 | July: Transferred the headquarters to 4-Chome Minami Aoyama, Minato ku, Tokyo |
| May: Began import sales of "Theory" brand womenswear | |
| May: Opened the first "Theory" shop in the Yurakucho Seibu Department Store | |
| February: Transferred headquarters to 2-Chome Shibuya, Shibuya ku, Tokyo | |
| 1998 | December: Established Link International Co., Ltd. (currently Link Theory Holdings Co., Ltd.) in 4-Chome Todoroki, Setagaya-ku, Tokyo for the purpose of planning proposals and managing production for department store private label goods |