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Years of operation in O&G industry: 10+ years
Brief company description:
DownerTenix supports the oil and gas, and petrochemical industries across Australia, New Zealand and the Pacific through our in-house capabilities and expertise in engineering, design, fabrication, installation, project management, construction, commissioning and maintenance. We are also able to support onshore operations with the provision and maintenance of associated utility-type infrastructure, including power supply and water/wastewater treatment. We specialise in the fabrication, painting and erection of structural steelwork, platework, tankage, pressure equipment, pipework, and mechanical installations, as well as plant maintenance services and shutdown work.
Type of O&G business:
O and G supply chain/support company/organisation or agency
Head office location: Auckland (NZ)
Head office location (International): Above is New Zealand head office.
Other office locations:
Australia, New Zealand - New Plymouth, Auckland, Kawerau
Projects in which your company has been significantly involved:
  • Cheal
  • Kapuni
  • Kupe
  • Kupe onshore
  • Maui
  • McKee
  • Methanex construction
  • Methanex maintenance
  • Pohokura
  • Tui
  • Hydro
Other New Zealand projects: Waikato bridge; recovery boilers; power stations; geothermal steam recovery; steam separators; LPG bullet fabrication; Maui A Platform; Maui Stage II development & Maui B Platform.
Other international projects: Heat exchangers Australia Hot Rock development; geothermal field development PNG; Fish processing plants; electrcial substations; waste water treatment; fresh water supply; conveyors fabrication & installation, Australia; structural steel PNG.
  • ISO 9001
  • ISO 14001
Other certifications: ISO 14001 is completed in Australia and in progress in NZ.
Company association membership/s:
HERA (Heavy Engineering Research Association)
  • Project management, design & engineering
  • Design
  • Construction services & products
  • Waste water engineering & treatment
  • Fabrication & package suppliers
  • Specialist engineering services
  • Stainless steel fabrication
  • Pressure vessels
  • Process modules
  • Heat exchangers
  • Rotating machinery
  • General engineering/other
Field development:
Pipeline construction, services, equipment
Industry training and development programmes offered:
Field development:
Pipeline construction, services, equipment
Health & Safety:
  • Training
  • Safety & rescue
Logistics & transportation:
  • Port/port facilities
  • Tanks
Mechanical, Instrumental, Electrical & Communications:
  • Mechanical products/services/handling
  • High spec engineering
  • Telecommunications services/products