About KSN Law Firm
A boutique law firm delivering sophisticated legal counsel across Indonesia's most dynamic regulatory landscapes.
Our Story
Founded with a vision to provide world-class legal services in Indonesia's most complex and emerging practice areas, KSN Law Firm has established itself as a trusted advisor to domestic and international clients navigating the country's evolving regulatory environment.
Our firm combines the personalized attention and deep sector expertise of a boutique practice with the strategic capabilities typically found at much larger organizations. We focus on what we do best — crypto asset and digital finance law, financial crime, customs and international trade, and complex litigation — ensuring that our clients receive counsel that is both authoritative and practical.
Based in Jakarta, we serve clients across Indonesia and internationally, building lasting relationships founded on trust, transparency, and results.
Mission & Values
Integrity
Unwavering ethical standards and transparency in every client engagement and representation.
Excellence
Relentless pursuit of the highest quality in legal analysis, strategy, and client service delivery.
Responsiveness
Timely, proactive counsel that anticipates challenges and creates opportunities for our clients.
Our Practice Specializations
Each led by a recognized expert in their respective field.
Crypto Asset Law
Navigating the complex regulatory landscape of crypto assets and digital finance in Indonesia.
View Practice AreaFinancial Crime
Advisory and defense in fraud, embezzlement, cybercrime, and anti-money laundering matters.
View Practice AreaExport-Import & Customs Law
Expert guidance through Indonesia's import-export regulations, tariff classifications, and customs dispute resolution.
View Practice AreaLitigation & Dispute Resolution
Strategic, results-driven representation in Indonesian courts and alternative dispute resolution forums.
View Practice AreaOur Team
Experienced legal professionals dedicated to achieving the best outcomes for our clients.
Yossy Andrew Girsang
Founder
Visionary leader with extensive experience in corporate law and litigation, establishing KSN Law Firm as a trusted legal partner.
M. Afditya Imam Fahlevi
Managing Partner
Leads the firm with strategic vision and operational excellence, ensuring highest standards of legal service delivery.
Our Promise to You
As a newly established firm, we bring fresh perspective, unwavering dedication, and a hunger to deliver exceptional results. Every client matters to us — and that drives us to go further, respond faster, and think more creatively than the rest.
Prompt Response
We respond to every inquiry within 24 hours because your legal needs can't wait.
Personal Attention
Senior partners handle your case directly — no hand-offs, no runarounds.
Trusted Partnership
We build lasting relationships on transparency, integrity, and measurable results.