Simpyeong Law Firm
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1644-9942

Practice websites

Real Estate

Criminal

Family

Medical

What investigators see,
what the court sees.Between the two,
we stand firmly by our clients.

Corporate Legal AdvisoryContracts · Disputes · Real Estate Development
Samsung Heavy IndustriesAsiana AirlinesPOSCOHyosungE-martLotteShinhan Asset TrustKorea Land TrustDMZ E&TWebzenIsaac DeveloperBoutique B
Media Appearances · CoverageBroadcast · Newspapers · Magazines
KBSMBCSBSChannel ASports ChosunWeekly PeopleInformants (Jebojadeul)Daehanminguk Live

Company names and trademarks are the property of their respective owners. Advisory history refers to work performed by members of Simpyeong Law Firm.

Practice Areas

Practice Areas

Select a practice area to go to a dedicated page covering only that type of case. Each page provides a case assessment, step-by-step response guidance, and information on regional jurisdiction.

01
Real EstatePre-sale Contract Termination · Cancellation of Pre-sale RightsResolving false or exaggerated pre-sale advertising, contract rescission and penalties, and interim payment loan issues through mediation and litigation Visit websitesplaw-boonyang.com
02
CriminalSex CrimesInvestigation response and defense in sex crime cases, including indecent assault, illegal filming, and obscene acts via telecommunications Visit websitesplaw-sexcrime.com
03 CriminalDrugsAccompaniment during questioning, detention response, and sentencing advocacy in cases of drug use, possession, sale, and transfersplaw-drug.com 04 CriminalGambling · Adult PC RoomsPenalties by role (owners, distributors, employees, bank account holders, users) and disputes over forfeiture amountssplaw-dobak.com 05 CriminalTraffic Accidents · DUIAccompaniment during questioning, response to prosecution decisions and defense in drunk driving, breath-test refusal, hit-and-run and serious-violation traffic accident casessplaw-drunk.com 06 CriminalAssault · TheftAssault, bodily injury, intimidation and theft, including special (aggravated) assault and injury: settlements, statements of non-punishment and police interview supportsplaw-violence.com 07 CriminalFraud · EmbezzlementDefense in fraud, occupational embezzlement, breach of trust and aggravated economic crime cases, disputes over loss amounts, restitution and settlement, and criminal complaints for victimssplaw-economy.com 08 CriminalFinancial CrimesLifting unjust bank account freezes, charges of lending bank accounts or joining voice phishing, and recovering losses from investment and stock-tip room scamssplaw-fraud.com 09 FamilyDivorce · Adultery ClaimsJudicial and consensual divorce, filing or defending adultery damage claims, division of property, custody and child supportsplaw-divorce.com 10 MedicalMedical MalpracticeSurgery, anesthesia and childbirth accidents and misdiagnosis: medical record review, medical dispute mediation, damages lawsuits and criminal complaints against medical staffsplaw-medical.com

Attorneys

Principal Attorneys

Attorneys assigned to each practice area handle the case, and depending on the issues, attorneys with prosecution and court backgrounds review it together.

Yoo Ji-yeon, Managing PartnerProsecution · Former Chief Prosecutor
Managing Partner

Yoo Ji-yeon

Drawing on her perspective as a prosecutor who investigated sexual violence cases, she first explains what investigators look at and how they make their decisions.

  • Former Chief Prosecutor, Seongnam Branch, Suwon District Prosecutors' Office
  • Former Deputy Chief Prosecutor, Seoul Central District Prosecutors' Office (Warrants)
  • Former Deputy Chief Prosecutor, Seoul Eastern and Cheongju District Prosecutors' Offices (Sexual Violence)
  • Korea University, Department of Law · Judicial Research and Training Institute, Class 31
Full Profile
  • Former Deputy Chief Prosecutor, Ansan Branch, Suwon District Prosecutors' Office (Labor & Industrial Safety)
  • Former Prosecutor, Incheon District Prosecutors' Office (Medical, Traffic & Intellectual Property)
  • Former Prosecutor, Ansan Branch, Suwon District Prosecutors' Office (Sexual Violence, Environment & Medical)
  • Former Prosecutor, Namwon Branch, Jeonju District Prosecutors' Office (Sexual Violence, Special & Public Security)
  • Former Prosecutor, Uijeongbu District Prosecutors' Office (Sexual Violence, Environment & Real Estate)
  • Current Managing Partner, Simpyeong Law Firm
Yoon Sung-il, Managing PartnerDefense · Certified Criminal Law Specialist
Managing Partner

Yoon Sung-il

He examines the course of the case alongside the client to find the response the client needs.

  • Certified Criminal Law Specialist (Korean Bar Association)
  • Passed the 41st Korean Bar Examination
  • Completed Judicial Research and Training Institute, Class 31
  • Graduated from Korea University, Department of Law
Full Profile
  • Began practice as an attorney (Seoul Bar Association)
  • Seoul National University of Science and Technology, Advanced Program in Architecture and Development
  • Konkuk University Graduate School of Real Estate
  • Current Managing Partner, Simpyeong Law Firm
Na Hyung-jun, AttorneyCourt · Former Judicial Research Officer
Attorney

Na Hyung-jun

He carefully reviews the facts and advises on the appropriate response for the current stage of the case.

  • Certified Criminal Law Specialist (Korean Bar Association)
  • Judicial Research Officer (Law Clerk), Seoul High Court · Seoul Central District Court
  • Full-time Public Defender, Suwon District Court
  • 4th Korean Bar Exam
Full Profile
  • Graduated from Korea University, Department of Law
  • Graduated from Jeonbuk National University Law School
  • Full-time Public Defender, Ansan Branch, Suwon District Court
  • Former Attorney, Suwon Branch Office, J&P Law Firm

Alongside the principal attorneys above, practice-area attorneys and our consultation and case-management staff work on every matter.

Regions

Attorney Consultation by Region

Select a region to see the courts and Public Prosecution Service offices with jurisdiction there, the nearest office, and dedicated practice-area pages. Remote consultation and engagement are available from anywhere in Korea.

Remote consultation
Confirm the stage of your case
Assign the responsible attorney

Seoul

Gyeonggi

Seoul · GyeonggiRemote consultation
SeoulGyeonggiIncheonBusanDaeguGwangjuDaejeonUlsanSejongGangwonChungbukChungnamJeonbukJeonnamGyeongbukGyeongnamJeju

Map: MapSVG (CC BY 4.0)

Offices

Directions

Our Seocho Office is across from the Seoul Central District Court, and our Suwon Office in Gwanggyo is across from the Suwon District Court. In-person consultations are by appointment only.

SEOCHO

Near Seoul Central District Court · Seoul Central District Public Prosecution Service

Seocho Office

7F (Ilgwang Building), 114 Seochojungang-ro, Seocho-gu, Seoul

  • Public TransitWalking distance from Gyodae Station (Lines 2 & 3)
  • ParkingPlease contact the office before your visit
  • In-person ConsultationBy appointment · 1644-9942
Naver Map KakaoMap Google Maps
SUWON · GWANGGYO

Near Suwon District Court · Suwon District Public Prosecution Service (Gwanggyo)

Suwon Office

Unit 405, 4F, 30 Gwanggyojungang-ro 266beon-gil, Yeongtong-gu, Suwon-si, Gyeonggi-do

  • Public TransitNear Gwanggyo Jungang Station (Shinbundang Line)
  • ParkingPlease contact the office before your visit
  • In-person ConsultationBy appointment · 1644-9942
Naver Map KakaoMap Google Maps
Related Institutions
Supreme Court of Korea (Judiciary)Public Prosecution ServiceMinistry of JusticeKorean National Police AgencyConstitutional CourtMinistry of Foreign AffairsIntellectual Property Office

Institutional emblems are public works released by each institution and are used with attribution under Article 24-2 of the Copyright Act. Simpyeong Law Firm is not affiliated or partnered with any of the institutions above.