 | (株)アルメック ALMEC Corporation |
 | (一財)運輸総合研究所 Japan Transport and Tourism Research Institute |
 | (一財)沿岸技術研究センター Coastal Development Institute of Technology |
 | 小田急電鉄(株) Odakyu Electric Railway Co., Ltd. |
 | (一社)建設コンサルタンツ協会 The Japan Civil Engineering Consultants Association |
 | (一社)海外運輸協力協会 Japan Transport Cooperation Association |
 | (一社)海外鉄道技術協力協会 Japan Railway Technical Service |
 | 鹿島建設(株) Kajima Corporation |
 | (一財)計量計画研究所 the Institute of Behavioral Sciences |
 | (株)建設技術研究所 CTI Engineering Co., Ltd. |
 | (一社)建設コンサルタンツ協会 The Japan Civil engineering Consultants Association |
 | 公益財団法人高速道路調査会 Express Highway Research Foundation of Japan |
 | (一財)交通経済研究所 Institute of Transportation Economics |
 | 独立行政法人国際協力機構 Japan International Cooperation Agency |
 | (一財)国際臨海開発研究センター The Overseas Coastal Area Development Institute of Japan |
 | (一財)国土技術研究センター Japan Institute of Country-ology and Engineering |
 | 清水建設(株) Shimizu Corporation |
 | 社会システム株式会社 Creative Research and Planning |
 | 首都高速道路(株) Metropolitan Expressway Company |
 | 大成建設(株) Taisei Corporation |
 | 東急電鉄(株) Tokyu Corporation |
 | 東京地下鉄(株) Tokyo Metro Co., Ltd. |
 | 中日本高速道路(株) Central Nippon Expressway Company Limited |
 | 成田国際空港(株) NARITA INTERNATIONAL AIRPORT CORPORATION (NAA) |
 | ID&Eホールディングス株式会社 Integrated Design & Engineering Holdings Co., Ltd.
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 | (公社)日本交通計画協会 Japan Transportation Planning Association |
 | (公社)日本港湾協会 The Ports & Harbours Association of Japan |
 | (公社)日本道路協会 Japan Road Association |
 | (一社)日本道路建設業協会 Japan Rord Contractors Association |
| (一社)日本民営鉄道協会 Japan Private Railway Association |
 | 阪神高速道路(株) Hanshin Expressway Company Limited. |
 | 東日本旅客鉄道(株) East Japan Railway Company |
 | (株)三菱総合研究所 Mitsubishi Research Institute, Inc. |
 | パシフィックコンサルタンツ株式会社 PACIFIC CONSULTANTS CO., LTD. |