LG Investment and Securities Co., Ltd.
- Brokerage firm serving the Korean market. Includes online trading system to be used by foreign clients. [Korean, English]
- http://www.wooriwm.com/eng/

Samsung Securities
- Brokerage firm offering news, stock quotes and real time trading. Headquartered in Seoul with offices worldwide. [Korean, English, Chinese]
- http://www.cyberstock.co.kr/ir/english/

National Information and Credit Evaluation, Inc.
- Corporate and personal credit information and ratings service. Locations in Mapo-gu and Yeongdeungpo-gu. [English, Korean]
- http://eng.nice.co.kr/

Meritz Securities
- Brokerage firm serving the Korean market. Offering investment guide, stock quotes and research. [English, Korean]
- http://english.imeritz.com/

Kosdaq
- Stock market exchange for high-tech start-ups and SMEs. [Korean, English]
- http://www.kosdaq.or.kr/

Korea Management Consulting and Credit Rating Corporation
- Corporate credit rating and business consulting firm. [Korean, English]
- http://www.rating.co.kr/

Daehyun Accounting Corporation
- Offers CPA and business advisor services for foreign corporations.
- http://www.daehyuncpas.co.kr/