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Thinking Ahead

Mechanical & Electrical

Commercial Contracting


Since breaking into the industry in 1974, PT. WISMA SARANA TEKNIK has been recognized as one of dependable Mechanical & Electrical Contractor Company in INDONESIA. Expect confidence and trust when owners have a contract with us for their PROJECTS.


Whatever project you have in mind, our team will work to bring your dreams to life.


PT. WISMA SARANA TEKNIK, also known as WST, takes great pride in our clean and consistent workmanship, competitive pricing, and the ability to deliver excellent results. We provide clients with a wide range of services to cover all their needs. Call us and see what we can do for you.



Our missions:

Encourage honest and courageous individual

Develop healthy working relationship

Maintain fair competition, both internal and external

Present added value for end customers

Generate profits and returns for all staffs, partners, and stakeholders

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