About Us
Arnold Clement Whalan established A.C. Whalan & Co Pty Ltd and commenced trading in the Lithgow area in 1939.

AC Whalan pump station construction

With over 80 years of experience in a multitude of industry sectors, AC Whalan will ensure your project will be fulfilled by an experienced team of professionals on time and on budget. From inception of the project including design our team of engineers will work closely with you to provide knowledgeably help and advice. Followed up by our dedication to quality and service we guarantee that the supply of your project no matter how big or small will be brought to fruition to meet or exceed your expectations.

Our knowledge and expertise in the design, supply and installation of piping systems has resulted in numerous projects within the Civil, Infrastructure market along with Open Cut and Underground Coal mines across Australia.

The continued growth and expansion of Australian cities has resulted in tunnel infrastructure projects to provide viable solutions to road, rail and utility congestion. AC Whalan & Co again through its expertise and experience in air & fluid reticulation has been involved in the design and supply of piping systems for Tunnelling Projects throughout Australia.

AC Whalan sewer pipes installation

Previous Projects


  • Woodlawn Water pipelines
  • Hunter Region Sewerage pump station upgrades
  • Multiple Council & Water authority projects
  • Emerald Valve and Hydrant upgrade scheme
  • Gunnedah Trunk main
  • Orange Trunk main
  • Tamworth Industrial park
  • Calala Dam
  • Multiple Water and Sewer subdivisions


  • Douglas Park Methane Drainage
  • Conveyor Service Line
  • Mt Thorley BPF Pipeline
  • Warkworth BDT dreg line
  • Hunter Valley Operations North Pit
  • Bulga CHPP Upgrade
  • Oaky Creek Nitrogen line
  • Oaky Creek 908 Project
  • Blakefield CSG pipeline
  • Ravensworth North MIA
  • Springvale Discharge
  • Ashton Tailings Line


  • Sydney Metro
  • Cross River
  • Westconnex
  • Melbourne Metro
  • Westgate Tunnel Project
  • M4 - M5 East & Link
  • Wheatstone
  • Cross City Tunnel
  • Lane Cove Tunnel
  • Link 200 J.V (Hong Kong)
  • Epping – Chatswood Rail Link
  • Brisbane Nth Sth Bypass
  • Brisbane Airport Link
  • Melbourne Main Reliever
  • Sugarloaf Pipeline Alliance

Desalination Plants

  • Gold Coast Desal
  • Sydney Desal Water Delivery Alliance
  • Adelaide Desal
  • Melbourne Desal
  • Northern Sewer Project Stage 1 & 2

We hold Numerous Group Supply contracts for the supply of:

  • Pipe Valves & Fitting
  • Hose & Fittings Alliance
  • Ventilation