History of TELNITE
| 1955 | September | Founded as an affiliates of Teikoku Oil Co., Ltd. with the paid-in capital of ¥10,000,000. Corporate name:Teiseki Telnite Industry Co., Ltd. Head Office: Shinjuku-ku, Tokyo, Factory: Sakata-city, Yamagata. |
| 1958 | December | Moved the head office to Chiyoda-ku, Tokyo. |
| 1959 | October | Established Research & Development Dept. in Setagaya-ku, Tokyo. |
| 1963 | June | Increased the paid-in capital to ¥30,000,000. |
| 1966 | February | Increased the paid-in capital to ¥70,000,000. |
| March | Moved the head office to Shibuya-ku, Tokyo. | |
| 1971 | October | Re-organized as a full service mud company, by consolidating each of mud engineering section of Teikoku Oil Co., Ltd. and Japan Petroleum Exploration Co., Ltd. Changed corporate name as Telnite Co., Ltd. Increased the paid-in capital to ¥98,000,000. |
| 1974 | January | Completed a supply system of barite in bulk at Sakata Factory. |
| 1975 | June | Established a subsidiary company in Singapore (Telnite Singapore Pte. Ltd.). Participated in the petroleum development project in Bengal-Bay. |
| 1976 | November | Moved Research & Development Dept. to Sakata-city, Yamagata. |
| 1977 | July | Participated in the petroleum development project offshore Sakhalin. |
| 1979 | March | Signed the technical tie-up contract with NL Baroid USA. |
| 1980 | November | Participated in the petroleum development project at Bohai-Bay in China. |
| 1985 | September | Signed the general agent contract with NLTC, USA. |
| 1989 | April | Signed the sales agent contract with Exxson Chemicals Co. |
| 1996 | September | Established Environmental Technology Service Co., Ltd. as a subsidiary company. |
| 1998 | October | Established Tokyo Technical Center in Yoshikawa-city, Saitama. Moved Sales & Technical Dept. and Research & Development Dept. (Civil construction and Environment groups) to the Center. |
| 2000 | April | Established Mud Technical Center in Sakata-city, Yamagata. |
| 2004 | March | Winded up Telnite Singapore Pte. Ltd. |