- Moksan Inc.
- Address:414 Hyundai Parkvill Guro5-Dong, Guro-Gu
- Hyun Joung System Co., Ltd.
- Address:810,2nd Ace Techno, Tower,197-7, Guro-dong, Guro-gu
- Real ID Global Co.
- Address:Yongsu, Songdo dong
- Woojong Entry Co.,Ltd.
- Address:133-1 Sangdaewon-dong, Jungwon-gu
- LINK electronics
- Address:gasan-dong.
- ID Story Pty, Ltd.
- Address:Yeongtong Gu 296-6 Acro Park 102 Dong 1504
- foosung group (firstec)
- Address:Samsung 2 dong
- IRIENCE
- Address:Digital-ro, 130, Namsung plaza
- ENDAM
- Address:Unit 812, SeongSu Academy Tower, 277-17, SeongSu-2Ga
- A-NEX Corp.
- Address:A-204 Sisc, 647-26 Deungchon-Dong
- Forrinx Electronics CO., lTD
- Address:36-12 Dang-dong
- SAMWON FA
- Address:1507 Woolim Lions Valley B, 371-28 Gasan-Dong Geumchon-gu
- Pegasus Equipments Export Limited
- Address:807ho, 115dong, haisinAPT, Dohong-dong, Dobong-gu
- EPIK System Co., Ltd
- Address:# 910 Leaders Tower Bldg. , 60-15 Gasan-dong, Geumcheon-gu,
- idpass
- Address:
- Security & Best Co., Ltd.
- Address:
- Ubiquitous Communication Co., Ltd.
- Address:
- EPIC SYSTEMS CO., LTD.
- Address:27, SongHo 1Rd, Sangnok-Gu
- Kaimeta Technology Global
- Address:8F, 45-11, Yoido-Dong
- KOCOM CO LTD
- Address:7f Kocom Bldg, 260-7, Yumchang-Dong