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The Cornerstones of Protemus Consulting:
Meet Our Pioneers

Our People and Leadership

Discover the faces and intellects driving Protemus Consulting's success. Our seasoned experts, with their vast experiences, steer the ship, ensuring the right decisions for your venture.

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Wiljadi Tan


Wiljadi Tan is the visionary Founder and esteemed Managing Partner of Protemus Consulting, bringing over 25 years of distinguished experience in Corpo..

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Yandhi Surya


Yandhi Surya, a Partner at Protemus Consulting, possesses a wealth of experience in auditing and advisory services, cultivated over a decade in the fi..

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Sentot A Priyanto


Sentot A Priyanto, a distinguished Tax Partner at Protemus Consulting, is an expert in Indonesian taxation, particularly in the context of Mergers and..

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Michael R Wemay


Michael R. Wemay, the Tax Manager at Protemus Consulting,with over a decade of professional experience. His expertise encompasses corporate income tax..

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Andang Nugroho


Andang Nugroho is a seasoned leader with over two decades of experience in the realms of cybersecurity and technology. As the Cybersecurity Partner at..

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Mustiantono, Director of IT at Protemus Consulting, is an accomplished professional with over 25 years of experience in the banking industry. His expe..

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Key values & principles

We help clients pursue sustainability, inclusion, and growth, all at the same time.

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Why choose us

We are a values-driven organization and work to meet the highest professional and ethical standards.

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Our people & leadership

We are defined by our people and are deeply committed to creating a diverse and inclusive culture.

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Affiliation and Partnership

See the guiding principles that inform our long-term strategy as well as how we serve our clients.

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How can we help you?

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