Latest News

Nyrstar Hobart - Contract Award

After recently completing work on the Spent Tanks on site, DGI has now been awarded the contract for fabrication and installation of the Acid Cooling Towers which will be fabricated at our workshop in NW Tasmania, before being installed on site in Hobart.

Find us on Facebook!

Derek Gee Installations Pty Ltd now has a Facebook page which is a great place for people to keep up to date with new projects and employment opportunities.

Western Water Treatment Plant

DGI has a small crew working on the Western Treatment Plant, Werribee Victoria for CPB-UGL.

New contract with Laing O'Rourke

After recently completing our contracts with Leighton Contractors / CPB Contractors and CH2-UGL Joint Venture for the Ichthys Onshore LNG Facilities, we have now been awarded a contract with Laing O’Rourke on site for GRE pipe installation, jointing and hydro testing as well as vent piping, wet seals for the pipe penetrations into pits/sumps. We have 9 employees on site for these works, including D5 GRE/GRVE Pipe Fitter Bonder Supervisors and D6 GRE/GRVE Pipe Fitter Bonder Inspectors.

The Expertise Which Ensures The Flow.

Derek Gee Installation (DGI) have an outstanding history of GRP/fiberglass fabrication and installation projects including Australia’s first desalination plant in Kwinana in Western Australia, the Adelaide Desalination Plant and more recently our largest, the Victorian Desalination Plant at Wonthaggi.

DGI initially worked on the underground pipework assembly for Aquasure, which involves fiberglass lamination and joins for up to 6km for subsurface high pressure pipes. They are also doing all the mechanical works for the Reserve Osmosis building, which includes an extensive and complex pipe assemble task. Up to 40 DGI staff have been on site since September 2009, with work continuing well into 2012.

"We have a long history with Degrémont. We worked with them on Kwinana, as the main fiberglass contractor," said DGI Principal, Derek Gee.

"We employ all out own Quality Assurance inspectors and design engineers and our workforce training is very specific. Our company has third part accredited Quality Assurance to ISO 9001 and comply with current national safety standards."

Since 1995, DGI has been undertaking GRP/Fiberglass fabrication and Installation projects across Australia and internationally for projects including chemical storage facilities, industrial processing plants and mine sites. Their contribution can range from complete Turnkey projects through to installation only and with a large workforce of trained laminators on staff, DGI have the capability to undertake numerous projects concurrently around the country.

DGI’s on site project management includes development of site based specific installation procedures on behalf of client. The company also has capabilities in tank manufacture, testing and installation, both onsite and in-situ; tank lining; ducting; concrete protection; remedial site repairs to plant and equipment; exhaust stacks; reclamation and site demolition.

As a leader in it specialist field, DGI offers clients and extremely high level of experience, in addition to the benefit of solid alliances with leading GRP/FRP component suppliers. This enables them to provide a complete plan-to-purpose solution. From initial planning stage, DGI’s team works closely with clients on design, material selection, preparation of budget estimates, material delivery planning, fabrication and installation programs through to final testing and handover.

The result is the excellence – when DGI are on-site it ensures projects like desalination plants can reliably deliver vital water supplies for many years to come.

Team of the Month - Winnellie Spooling Facility

Congratulations to Team GRE! - Winnellie Spooling Facility, winners of Team of the Month.

The monthly "Safe Mates Raising The Bar Inspection" was carried out at Winnellie Spooling Facility in March 2015. The Team achieved an enviable score of 97%. The inspections involves a Right Here, Right Now observation to identify areas of merit & areas for improvement.

Congratulations to Derek Gee Installations & LCPL on this remarkable achievement and embracing our IIF culture with respect to "Looking out for Our Mates". Keep up the good work and well done on your achievement!.


Tasmanian company Derek Gee Installations Pty Ltd is a global leader in fibreglass construction. Created by the Principal Derek Gee, the company was formally incorporated in 1995.

DGI projects can range from installation only through to complete turnkey projects, depending on the clients needs.


With 20 years experience, DGI projects can range from installation through to complete turnkey projects, depending on the client’s needs - DGI has been involved in more than a dozen major construction projects across the globe. DGI prides itself on compliance with current occupational health and safety standards.


Projects include chemical storage facilities, industrial processing plants, desalination plants, waste water treatment, mineral processing plants, and mine sites. With a large workforce of trained laminators, mechanical fitters, poly welders, machine operators and pipe fitters, DGI has the capability to undertake numerous projects across the globe.


Our continued opportunities are gained by the reputation achieved through our skillful and loyal workforce. One of the biggest highlights has been the development and growth of our company workforce, with ongoing training provided to meet the changing needs of our clients. DGI will continue to grow and match the opportunities provided, with quality, safety and ongoing employee development as priorities


DGI has alliances with many leading international companies, which allow us to supply complete pipe systems including PE or Bell and Spigot pipe, flanges, bends, reducers, blinds, tees and special fittings.

Derek Gee Installations Pty Ltd are certified with the following Environment and Trade Qualifications

ISO 9001 Certified
ISO 45001 Certified
ISO 14001 Certified