Yoon & Yang LLC is noted for its work in white-collar defence, coupled with particular expertise in investigations handled by all national investigative agencies. Moon Sung Lee leads the team. With vast experience as a prosecutor, Sun Bong Lee is a key contact in the firm and Su Yeol Lee focuses on corporate litigation. Also key to the team is Sang-Pil Lee. Elsewhere in the team, Jin Seok Lee handles criminal defence and litigation, with particular knowledge in tax, and Young Ki Kim is a highly capable advisor on unfair trading practices, sanctions, and review of listings.
Legal 500 Editorial commentary

Accolades

Client satisfaction: Billing & efficiency
Client satisfaction: Sector knowledge

Testimonials

Collated independently by Legal 500 research team.

  • 'The team was meticulous and very to the point. The output was satisfactory and will find them again next time similar legal advice is needed.'

Key clients

  • Kolon Life Science
  • Samsung E&A

Work highlights

Defended CEO and CFO of Samsung C&T successfully in the first and second instances of the litigation resulting in acquittal decision; they were indicted on alleged charges of violations arising out of mergers between Samsung C&T and Cheil Industries.
Practice head

Moon Sung Lee

Other key lawyers

Jin Seok Lee; Young Ki Kim; Sung Wook Cho; Sun Bong Lee; Su Yeol Lee; Sang-Pil Lee