YONG HOON RALPH BYUN
Northern Virginia
Summary
Global executive with 22+ years of leadership experience across the United States, Asia, and Southeast Asia, advising senior executives and boards, leading cross-border initiatives, and managing institutional, government-facing, and multilateral stakeholders in complex, regulated environments. Strategic leader and advisor specializing in debt capital markets, international business development, and organizational strategy, with a proven record of diagnosing complex challenges and delivering cross-border financial and operational solutions to support large-scale financing and growth objectives. Capital markets executive with deep expertise in global bond issuance, institutional investor relations, and financial strategy across U.S. and Asian markets, bringing strong stakeholder coordination and multilingual executive communication skills (English and Korean native; Japanese business proficiency).
Overview
30
30
years of professional experience
Work History
Executive Director, Head of Debt Capital Markets, Korea
DAIWA SECURITIES CAPITAL MARKETS KOREA
01.2023 - 01.2025
- Led origination and execution of international bond offerings in USD and JPY.
- Managed relationships with global institutional investors and rating agencies.
- Developed tailored financing strategies aligned with market conditions.
Director, Head of International Business Development
DAEDONG MOBILITY CORPORATION
01.2022 - 01.2023
- Developed and executed U.S. market expansion strategies.
- Coordinated board-level and cross-border communications.
Director, Strategy Investment Department
DAEDONG CORPORATION
01.2021 - 01.2022
- Led global investor relations and strategic investment initiatives.
Head of Bio-Pharma Business Department
BDI CO., LTD.
01.2020 - 01.2021
- Led cross-border business development and U.S. partner engagement.
Managing Director, Head of Investor Relations
LVMC HOLDINGS
01.2016 - 01.2019
- Directed investor relations across Southeast Asia subsidiaries.
Head of Debt Capital Markets, Korea
CLSA SECURITIES KOREA
01.2010 - 01.2014
- Originated and executed global bond transactions in USD, EUR, and JPY.
Executive Director, DCM Origination, Asia ex-Japan
CRÉDIT AGRICOLE CIB
01.2007 - 01.2010
- Led regional DCM origination strategy and execution.
Director, Korea Capital Markets
DAIWA SMBC SECURITIES
01.2004 - 01.2006
- Originated Japanese and global bond mandates.
International Affairs Officer
KOREA DEPOSIT INSURANCE CORPORATION
01.2000 - 01.2003
- Managed international communications and financing presentations.
Assistant Director of Marketing, Asian Group
AIS, INC.
01.1996 - 01.1999
- Led marketing initiatives for Asian clients in the U.S.
Courtroom Interpreter
BERLITZ / U.S. DOJ
01.1995 - 01.1996
- Interpreted legal and business proceedings.
Executive Director, Head of Global Marketing
GBC KOREA CO., LTD.
01.2021
- Co-developed blockchain-based M&A platform with U.S. and UK partners.
Senior Advisor
FRESCO CO., LTD.
01.2021
- Advised CEO on organizational and HR strategy.
Director of Business Operations
KOGO INVESTMENT CO., LTD.
01.2020
- Managed investor communications and internal operations.
Director of Capital Markets
CALYON SEOUL BRANCH
01.2007
- Built DCM/ABS origination platform.
Education
B.S. - International Business Management
University of Maryland at College Park
Skills
- Executive Leadership & Strategy
- Global Debt Capital Markets (USD / EUR / JPY)
- Investor Relations & Stakeholder Management
- International Business Development
- Government & Quasi-Sovereign Engagement
- Cross-Border Negotiation (US–Asia)
- Board & C-Suite Advisory
- Organizational Development
Languages
- English, Native
- Korean, Native
- Japanese, Business
Core Expertise
- Executive Leadership & Strategy
- Global Debt Capital Markets (USD / EUR / JPY)
- Investor Relations & Stakeholder Management
- International Business Development
- Government & Quasi-Sovereign Engagement
- Cross-Border Negotiation (U.S.–Asia)
- Board & C-Suite Advisory
- Organizational Development
Timeline
Executive Director, Head of Debt Capital Markets, Korea
DAIWA SECURITIES CAPITAL MARKETS KOREA
01.2023 - 01.2025
Director, Head of International Business Development
DAEDONG MOBILITY CORPORATION
01.2022 - 01.2023
Director, Strategy Investment Department
DAEDONG CORPORATION
01.2021 - 01.2022
Executive Director, Head of Global Marketing
GBC KOREA CO., LTD.
01.2021
Senior Advisor
FRESCO CO., LTD.
01.2021
Head of Bio-Pharma Business Department
BDI CO., LTD.
01.2020 - 01.2021
Director of Business Operations
KOGO INVESTMENT CO., LTD.
01.2020
Managing Director, Head of Investor Relations
LVMC HOLDINGS
01.2016 - 01.2019
Head of Debt Capital Markets, Korea
CLSA SECURITIES KOREA
01.2010 - 01.2014
Executive Director, DCM Origination, Asia ex-Japan
CRÉDIT AGRICOLE CIB
01.2007 - 01.2010
Director of Capital Markets
CALYON SEOUL BRANCH
01.2007
Director, Korea Capital Markets
DAIWA SMBC SECURITIES
01.2004 - 01.2006
International Affairs Officer
KOREA DEPOSIT INSURANCE CORPORATION
01.2000 - 01.2003
Assistant Director of Marketing, Asian Group
AIS, INC.
01.1996 - 01.1999
Courtroom Interpreter
BERLITZ / U.S. DOJ
01.1995 - 01.1996
B.S. - International Business Management
University of Maryland at College Park