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Strategic Counsel for
Complex Matters

Mahaka Attorneys advises domestic and international clients on Indonesia's most consequential transactions, disputes, and regulatory challenges with integrity, precision, and commercial purpose.

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About the Firm

Indonesian Expertise.
International Standard.

Mahaka Attorneys is a full-service Indonesian law firm built on the principles of integrity, excellence, and professional rigor. We safeguard our clients' interests through practical legal advice and effective representation combining deep knowledge of Indonesia's regulatory landscape with a clear understanding of commercial realities.

We advise domestic corporations, foreign investors, and multinational institutions on mergers and acquisitions, corporate restructuring, foreign direct investment, regulatory compliance, project finance, employment matters, and day-to-day corporate governance across a broad spectrum of industries and sectors.

View Our Representative Matters

Practice Areas

Comprehensive Counsel,
Across Every Matter

0 Industries Served
0 Representative Matters
0 Senior Attorneys
0 Years Combined Experience

Our Principles

What We Stand For

Three core principles guide every client engagement shaping how we advise, how we represent, and how we measure our own success.

Straightforward Approach 01

Our Principles

Practical,
Commercially Driven Advice

We do not advise in the abstract. Every recommendation is grounded in your commercial context translating legal complexity into clear, actionable guidance that serves your business objectives.

Our Approach
High Integrity 02

Our Principles

Integrity Without
Compromise

Our commitment to integrity is not aspirational it is the foundation on which every client relationship and every legal strategy is built. We advise with honesty, transparency, and unwavering ethical rigor at every stage of a matter.

Our Standards
Reliability 03

Our Principles

Long-Term Relationships
Built on Results

We measure our success by the outcomes we deliver and the relationships we earn. Our clients return to us not because we tell them to, but because we remain accountable to the results that matter to them.

Our Track Record
Why Clients Choose Mahaka

Effective legal counsel demands more
than knowledge of the law.

It requires a precise understanding of your business, your risk exposure, and what is genuinely at stake then the discipline to chart the most direct and defensible path forward.

At Mahaka, we do not produce advice in isolation. We engage with your matter directly, work alongside you through its complexity, and remain accountable to the outcome. That is the firm we set out to build and the firm our clients consistently tell us they were looking for.

01

We engage with your matter, not around it.

Every situation is different. We take the time to understand your specific context before we advise so our counsel is precise, proportionate, and genuinely fit for purpose.

02

We give you a position, not a disclaimer.

We communicate with clarity and directness. If the answer is straightforward, we say so. If the matter is complex, we walk you through the reasoning not the caveats.

03

We bring experience from both sides of the table.

Our team has represented banks, multinationals, investors, and regulators across Indonesia. That range of perspective informs how we approach every matter we take on.

Mahaka Attorneys  ·  Jakarta, Indonesia Talk to us →

Industries & Sectors We Advise

Representative Matters

Selected Experience
Across Key Practice Areas

12
General Corporate

M&A, restructuring, and market entry across sectors

From cross-border acquisitions to PPP advisory and business spin offs across industries.

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Our Professionals

The People Behind
Every Matter

Our attorneys combine academic excellence with substantive experience across national and international practice bringing depth of knowledge and commercial acuity to every client engagement.

EH
Eko Haridani Sembiring

Managing Partner

Eko Haridani Sembiring

Commercial Litigation Criminal Litigation State Administrative

Managing Partner

Eko Haridani Sembiring

Founded Mahaka Attorneys following a distinguished litigation career from LBH Jakarta and the CDL Program with AIPJ, to Justitia Law Firm under the late Prof. Muladi, and litigation of counsel at a top tier SCBD firm. Specialist in corruption cases, criminal defense, and high stakes civil and administrative disputes.

Commercial Litigation Criminal Litigation State Administrative Environmental
OE
Oliver Eide

Senior Associate

Oliver Eide

General Corporate Capital Markets M&A

Senior Associate

Oliver Eide

Valedictorian and cum laude graduate from Parahyangan Catholic University. Previously at Hiswara Bunjamin Tandjung (Herbert Smith Freehills Kramer) and Widyawan & Partners (Linklaters). Associate of the Chartered Institute of Arbitrators (ACIArb). Advises multinational clients on cross border transactions, capital markets, and Indonesian regulatory law.

General Corporate Capital Markets M&A Banking & Finance Employment
RS
Ryan Aurelius Soebarna

Senior Associate

Ryan Aurelius Soebarna

General Corporate Capital Markets Shipping & Maritime

Senior Associate

Ryan Aurelius Soebarna

Advises clients across general corporate, capital markets, and shipping & maritime law, with significant litigation experience spanning commercial, civil, and criminal proceedings. Brings a broad and integrated practice to each matter.

General Corporate Capital Markets Shipping & Maritime Dispute Resolution
MN
Mario Yohanes Nuswahadi

Senior Associate

Mario Yohanes Nuswahadi

General Corporate Shipping & Maritime Capital Markets

Senior Associate

Mario Yohanes Nuswahadi

Cum laude graduate focusing on corporate and commercial matters business establishment, corporate structuring, governance, regulatory compliance, and cross border transactions. Previously at a prominent boutique firm in Jakarta's SCBD and a state owned logistics company.

General Corporate Shipping & Maritime Capital Markets Dispute Resolution
RS
Regaldy Sam

Senior Associate

Regaldy Sam

Bankruptcy & Insolvency Capital Markets Dispute Resolution

Senior Associate

Regaldy Sam

Advises on corporate and commercial matters including contract drafting and review, corporate governance, regulatory compliance, debt restructuring, and insolvency proceedings (PKPU) assisting clients in assessing legal risk, structuring legal strategies, and resolving commercial disputes across a wide range of industries.

Bankruptcy & Insolvency Capital Markets Dispute Resolution Litigation

Ready to discuss your matter?

Mahaka Attorneys is a full service Indonesian law firm ready to advise you.

Schedule a Consultation

Contact the Firm

Let's Discuss
Your Matter

Whether you are a domestic corporation, a foreign investor entering the Indonesian market, or an individual navigating a complex legal situation our team is prepared to provide the strategic counsel your matter requires.

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Office

B Residences 10th Floor, Suite 10 E
Jl. Daan Mogot No. 79, Jakarta Barat 11510

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Phone

+62 811 798891

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Email

admin@mahakaattorneys.com