| Shinwoo Construction | Tongyeong Jukrim-ri Shinwoo Apartment | Daeshin | SP flexible joint |
| Ildong Construction | Busan Geojedo Ildong Apartment Archigen | - | SP flexible joint |
| Hyundai AMCO | Pyeonggeo-dong Hyundai AMCO, Gyeongnam | Gunhyung Engineering | SP flexible joint |
| Hanjin Heavy Industries | Jinju Chojeon-dong Hanjin Apartment, Gyeongnam | Gunhyung Engineering | SP flexible joint |
| Seohee Construction | Busan Jingu Yangjung-dong City Valley Site | Seo Kyung Engineering | SP flexible joint |
| Hyundai AMCO | Jinju Pyeonggeo Hyundai AMCO | Gunhyung Engineering | SP flexible joint |
| Jinheung Enterprise | Ulsan Yugok-dong LH | Hyegwang ENC | SP flexible joint |
| Lotte Construction | Eunpyeong-gu Bulgwang-dong Lotte Castle | Yoosung Construction | SP flexible joint |
| Korea Land & Housing Corporation | Naju Sampo-myeon Hyucksin City, Jeonnam | Yoosung Construction | SP flexible joint |
| Samhwan Enterprises | LH Samhwan Camyu, Gyeongbuk | Yoosung Construction | SP flexible joint |
| Samhwan Enterprises | Chuncheon 2 block, Gangwon | Yoosung Construction | SP flexible joint |
| POSCO E & C | Ulsan Gulhwa Janggeon-jigu | Yoosung Construction | SP flexible joint |
| GS E & C | Seocho GS Avesta Site | Yoosung Construction | SP flexible joint |
| Dongbu Construction | Sejong-si Banggok-dong | Yunchang Construction | SP flexible joint |
| Kumgang Construction | Donghae Kumgang Apartment, Gangwon | Kyungil ENG | SP flexible joint |
| Hanil Construction | Namyangju Hopyeong Apartment | Seil Machinary | SP flexible joint |
| Hanyang | Sejong-si Hanyang Sujain | Sambo Construction & Equipment | SP flexible joint |
| Daewoo E & C | Asan Baebang Gongsu Prugio, Chungnam | Mukyung Engineering | SP flexible joint |
| Hyundai AMCO | Sejong-si 6 block AMCO Town | Mukyung Engineering | SP flexible joint |
| Daewoo E & C | Ulsan Buk-gu Sanha Prugio | Mukyung Engineering | SP flexible joint |