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We've been a specialized and powerful accounting firm in Korea since 2008. Based on the professionals and experiences especially served for a lot of companies which have advanced into Korea, we have been serving in accounting, tax returns and payroll outsourcing service for foreign or foreign-invested companies doing business in Korea.

Foreign or foreign-invested companies doing business in Korea are faced with various administrative, judicial, and language barriers, requiring the assistance of experienced advisors with excellent English communication.

Nowadays, business environment requires timely and professional tax services for our client to avoid potential tax issues. Our tax professionals, who include experts licensed in Korea, possess the technical knowledge and experience to meet the diversified needs of our clients.

All professionals at our firm are good for English communication and have in-depth knowledge and experience in Korean accounting and tax advisory. 

We're doing best to be a competent advisor for our foreign clients in order to satisfiy our clients' expectation.

I'm confident that doing business with us in Korea will surely be the best choice for you.


  • Professionals with in-depth experiences:
    Professionals of Osung Accounting Corp. are Korean CPAs  with in-depth experiences of working with foreign-invested companies and all of them have good skill of English communication. Also, we became familiar with all of the Korean accounting and tax issues especially vulnerable to multinational companies. This leads us to provide more valuable and stable services with our customers through our timely consultations.

  • One-stop total service:
    To minimize inconveniences of our clients, we provide one-stop-total services covering incorporation,  accounting, payroll and tax services through knowledge database and professional network acquired from the diverse experiences of our professionals.

  • Customer-oriented services:
    We always have in mind that our clients are very valuable for us. So,we guarantee specialized and responsive services for foreign-invested companies through active communications with the clients.

  • Powerful network for doing business in Korea:
    We have developed excellent relationships with the Korean government including tax authorities while we have been serving for our clients. At present, we are familiar with the positions of and approaches used by the authorities including National Tax Service with respect to multinational companies. I'm certain that our network in Korea will be a great help to our clients in doing business in Korea.

  • Reasonable Service Fee
    Our service fee is determined based upon the quality of our services and clients’ satisfactions thereon. Please be advised that our ultimate goal is to provide high quality services with reasonable service fee levels in light of the fact that our client’s success leads to our success.