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Who We Are

Founded In 1995, PT. Weltes Energi Nusantara (WEN) is one of Indonesia’s leading industrial equipment fabrication and installation services company.

Over the past 25 years, we have had proven track record of equipment fabrication, construction and installation and have successfully delivered projects for industries like sugar, oleo chemical, mineral, chemical, cement, steel, fertilizer, oil & gas, power & ethanol.

We also own a state of the state of the art fabrication and manufacturing facility, spread over 8 hectares of land, which produces steel structures, tanks, boilers, pressure vessels, heat exchangers, sugar equipment, silos and other wide range of equipment for various industrial applications.
Power Plants
Power Plants
Power Plants
Power Plants
Power Plants
Power Plants
Power Plants
Power Plants
Sugar
Sugar
Sugar
Fertilizer
Cement
Oleo Chemicals
Chemical
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Certifications

  • SBUJK Grade B2 (EPC, Mechanical, Electrical,Civil,Steel Structure)
  • Disnaker (Indonesia Boiler & Pressure Vessel Certificate)
  • Migas (Oil and Gas Certification)
  • SIUJK (Indonesia’s Construction License)
  • CSMS Pertamina (Safety Management System Pertamina)

Fabrication, Construction and Installation of Complete Plants

Weltes has an extensive EPC factory/plant construction (including civil) and installation (including electrical & instrumentation) experience across Indonesia. Over the years, Weltes has constructed and commisioned numerous factories on EPC basis for sugar (8 sugar factories from ground zero), chemical, palm oil, coconut, fertilizer, cement, steel and oil & gas sectors. 

Complete Plants

  • Cane Sugar Factories
  • Raw Sugar Refineries
  • Coconut Oil Plants
  • Power Plants
  • Fertilizer Plants
  • Crude Palm Oil Plants
  • Cement Plants
  • Oleo Chemical Plants
  • Water Treatment Plants
  • Rosin and Rosin Ester Plant

Product - Sugar

  • Cane Cutter
  • Juice Heater
  • Single Tray Clarifier
  • Rotary Vacuum Filter
  • Evaporator
  • Vacuum Pan
  • Continuous Vacuum Pan
  • Rotary Leaf Filter
  • Vertical Crystallizer
  • Raw Sugar Melter
  • Carbonator
  • Filter Press
  • Fine Liquor Evaporator
  • Vacuum Pan Agitator
  • R-Strike Receiver
  • Sugar Dryer
  • Sugar Cooler
  • Vibrating Screen
  • Baggase Handling System
  • CO2 Gas Treatment

Product - Other Industries

  • Heat Exchanger
  • Pressure Vessel
  • Distillation Column
  • Reactor for Chemical Plant
  • Water Cool Jacket System
  • Electric Arc Furnace (EAF)
  • Bag Filter
  • Electro Static Precipitator (ESP)
  • Coal Crusher
  • Converyor System

References

  • PT. Industri Gula Glenmore
  • PT. Duta Sugar International
  • PT. Sentra Usahatama Jaya
  • PT. Sukses Mantap Sejahtera
  • PT. Pratama Nusantara Sakti
  • PT. Muria Sumba Manis
  • PT. Indo Gula Pustika
  • PG. Gorontalo
  • PT. Ecogreen Oleochemical
  • PT. Perhutani 3
  • PT. Katingan Indah Utama
  • PT. Petrokimia Kayaku
  • PT. Cargill Indonesia
  • PT. Perhutani Anugrah Kimia
  • PT. Perhutani Indonesia
  • PT. Semen Indonesia
  • PT. Wilmar Indonesia
  • PT. Laju Perdana Indah, Jawa Tengah
  • PG. Komering, Palembang
  • PT. Medan Sugar Industry
  • PG. Gondang Baru
  • PG. Ngadirejo
  • PG. Tasik Madu
  • PG. Djombang Baru
  • PG. Jatiroto
  • PG. Jatitujuh
  • PG. Bunga Mayang
  • PG. Cinta Manis
  • PT. Permata Dunia Sukses Utama
  • PT. WIKA
  • PT. Rekayasa Industri
  • PT. Krakatau Steel
  • PT. Thysen Krupp Polisius
  • PT. Rekayasa Industri
  • PT. Smelting Indonesia
  • PT. Sayap Mas Utama
  • PT. Karunia Alam Segar
  • PT. Meratus Jaya Iron Steel
  • PT. Steryndo Mono Indonesia
  • PT. Molindo Raya Industrial
  • PT. PLN Indonesia
  • PT. Pupuk Indonesia
  • PT. Pertamina Persero
  • PT. Shell Indonesia
  • PT. Wings Surya
  • PT. Wiaya Karya
  • PT. Aneka Jasa Grhadika
  • Siemens Vost Alpine International