- nMu Inc.
- Address:Dongan-Gu
- GeoSan
- Address:GeumChun-Gu GaSan-Dong 60-15
- dastek
- Address:3fl, 1660-1, Seocho-Dong, Seocho-Ku,
- Hancom Tech Inc.
- Address:469, Daeheung-Dong, Mapo-Ku
- New Two One Corp.
- Address:285-11,Sindorim-dong ,Guro-gu
- GermanKorea Co., Ltd.
- Address:75-24, Bukyang-Dong,
- Utofos WIreless Co.,Ltd.
- Address:6FL, KOLING SCIENCE VALLEY,
- MICRO DIGITAL INC
- Address:# 1212, Hoseodae Venture Tower, 319 Gasan-Dong
- Tow System
- Address:323-1,Dangjeong-dong ,Gunpo-si
- WAYTOTEC, Inc.
- Address:B-604-4, Bundang TechnoPark, 148, Yatap-Dong, Bundang-Gu
- Bioptic Co., Ltd.
- Address:402 Dongyung Venturestel, 172 Ojeon-dong
- hbo korea co.,ltd.
- Address:A Zone 43-5, Sameun-ri, Jiksan-eup
- UMB Communications
- Address:1010,5, Ace Techno Tower,197-22
- INY
- Address:# 306 Samho B / D
- Icon Corporation
- Address:157-2,Jungdae-dong ,Gwangju-si
- ANS Global Co.,Ltd
- Address:418-9 Yoonjung 5f
- TRA Co., Ltd.
- Address:Room 304 Woosung B/D, 907-12 Daechi-dong,Gangnam-gu
- Maple Technology, Inc.
- Address:306,Woolim Lions Valley B-dong, 371-28, Gasan-dong, Geumcheon-gu
- JISUNG SYSTECS INC
- Address:Kangseogu Kayang3-Dong
- AutoData International
- Address:Gigye-Myun Inbi-Ri 650-3