Team and career

Our team consists of highly qualified professionals specializing in various areas of legal practice.

We are driven by unyielding enthusiasm, inspiration and a special attitude to everything we do.

Our people

Yacob Harimilu Siregar

MANAGING PARTNER

With a background at MPP Law Firm and OPPO Indonesia, Yacob has built a strong track record in corporate law, compliance, and high-impact litigation.

e: yacobhs@lexonixnco.com

Renaldi Sidabutar

MANAGING PARTNER ​

Renaldi’s legal career spans roles at Warison Simarmata Law Office and Sands Group Indonesia, focusing on corporate, administrative, and competition law.

e: renaldisidabutar@lexonixnco.com

Ganiviantara Pratama

PARTNER

Ganiviantara has handled complex legal matters in corporate, criminal, and cyber law through his experience at Hummerson Law Firm and OPPO Indonesia.

e: ganiviantara@lexonixnco.com

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Lexonix & Co
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You can access the Lexonix & Co Company Profile to gain a comprehensive understanding of our firm, including our legal expertise, core values, and key practice areas.

Lexonix & Co – Company Profile 2025