GR Engineering Services - EPC company profile

GR Engineering Services: Explore engineering capabilities, representative projects and official company contacts.

GR Engineering Services — Mineral processing engineering and EPC delivery

GR Engineering Services is an Australian engineering and construction group focused on mineral processing and resources. Founded in 2006, it provides fixed-price design and construction as well as EPC delivery, studies, commissioning and operational support. Its named contract role matters: project references below distinguish EPC from study, construction and other group services.
  • Legal name: GR Engineering Services Limited
  • Headquarters: Ascot, Western Australia, Australia
  • Founded: 2006
  • Official website: GR Engineering Services
  • URL: https://voltformer.com/epc-contractors/gr-engineering
  • Markdown: https://voltformer.com/epc-contractors/gr-engineering.md
  • JSON: https://voltformer.com/epc-contractors/gr-engineering.json

CEO and leadership profile

Tony Patrizi

Managing Director

Tony Patrizi co-founded GR Engineering and was appointed Managing Director in February 2023 after serving as acting Managing Director from October 2022. He is a mechanical engineer with more than 40 years’ experience in mining and mineral processing.

  • In role since: 2023-02-16
  • Sources checked: 2026-10-11
  • Profile: Tony Patrizi

GR Engineering · Managing Director appointment · GR Engineering · Board of Directors

How to select an EPC contractor

EPC means engineering, procurement and construction. Compare contractors by project technology, country, voltage level and contractual delivery scope.

Directory methodology

This directory presents company profiles, not a scored ranking or certification. Company-wide experience may include engineering, EPCM, equipment supply and consortium roles. Confirm the exact role, current qualifications and project references with the official company before shortlisting.

What should an EPC enquiry include?

Specify the project country, capacity, grid voltage, single-line diagram, site conditions, scope boundaries, target schedule and acceptance tests. Clarify who owns permitting, civil works, grid studies, commissioning and performance guarantees.

Equipment enquiries submitted here go to Voltformer. Contact the listed company directly for its EPC services.

Engineering specializations

  • Mineral process plant design and construction
  • Fixed-price EPC contracts
  • Brownfield plant expansions
  • Commissioning and process support

Declared capabilities

  • Basic and detailed engineering: Listed capability; confirm project-specific scope
  • Procurement and supply: Listed capability; confirm project-specific scope
  • Civil and structural construction: Listed capability; confirm project-specific scope
  • Testing and commissioning: Listed capability; confirm project-specific scope
  • High-voltage substation EPC: Not listed
  • Transmission lines: Not listed
  • Turnkey power plant EPC: Not listed
  • Grid interconnection: Not listed

Representative projects

Mungari 4.2 Process Plant Expansion

  • Capacity / scope: EPC design, procurement, construction and commissioning; plant throughput expanded from 1.5 to 4.2 Mtpa.
  • Country: Australia | Client: Evolution Mining Limited
  • Description: GR Engineering delivered a fixed-lump-sum EPC upgrade for Evolution Mining, including the plant’s engineering, procurement, construction and commissioning. Practical completion was achieved ahead of schedule in March 2025.
  • Technologies: Primary crushing, SAG milling, Gravity and CIL gold recovery
  • Original source: https://www.gres.com.au/projects/details/mungari-4-2-process-plant-expansion-project.aspx

Thunderbird Mineral Sands Project

  • Capacity / scope: EPC of wet concentrator, concentrate upgrade plant, borefield and associated facilities; 11.6 Mtpa wet concentrator and 1.2 Mtpa concentrates.
  • Country: Australia | Client: Kimberley Mineral Sands JV (Sheffield Resources and YGH Australia Investment)
  • Description: GR Engineering’s EPC contract covered design, engineering, procurement, construction and commissioning for the Kimberley Mineral Sands joint venture. The plant was commissioned and operating by October 2023 and was reported delivered four weeks early.
  • Technologies: Wet gravity separation, Magnetic separation, Concentrate upgrade plant
  • Original source: https://www.gres.com.au/projects/details/thunderbird-mineral-sands-project.aspx

Eloise Copper Expansion Project

  • Capacity / scope: EPC upgrade to raise throughput from 650 ktpa to 1.1 Mtpa, including crushing, grinding/classification, pressure filtration and flotation.
  • Country: Australia | Client: AIC Mines Limited (via AIC Copper Pty Ltd)
  • Description: GR Engineering was appointed EPC contractor by AIC Copper, a wholly owned subsidiary of AIC Mines. Its contracted work includes project management, detailed design, procurement, construction supervision and commissioning; the project page schedules completion for October 2026.
  • Technologies: Crushing and grinding circuit, Pressure filtration, Copper flotation
  • Original source: https://www.gres.com.au/projects/details/eloise-expansion-project.aspx

Technical services

  • EPC project delivery: Engineering, procurement, construction, installation and commissioning of mineral processing plants under defined EPC contracts.
  • Studies and engineering: Concept, feasibility and detailed engineering work for resource-processing projects, separately identified from construction awards.
  • Plant construction and installation: Civil, structural, mechanical, piping and electrical work coordinated for processing-facility delivery.
  • Commissioning and operational support: Commissioning, performance testing, technical advice and operational support as defined by each project scope.

Standards and certifications

Official contacts

  • Address: Ascot, Western Australia, Australia
  • Official website: https://www.gres.com.au/contact.aspx

Reference statistics

  • Founded: 2006
  • Thunderbird wet concentrator: 11.6 Mtpa
  • Mungari plant capacity after expansion: 4.2 Mtpa

Company and energy news

Other languages

EPC contractors · Voltformer catalog

CEO and leadership profile

Tony Patrizi

Managing Director

Tony Patrizi co-founded GR Engineering and was appointed Managing Director in February 2023 after serving as acting Managing Director from October 2022. He is a mechanical engineer with more than 40 years’ experience in mining and mineral processing.

In role since
2023-02-16
Sources checked

Official profile and sources

Company news

How to select an EPC contractor

EPC means engineering, procurement and construction. Compare contractors by project technology, country, voltage level and contractual delivery scope.

Directory methodology

This directory presents company profiles, not a scored ranking or certification. Company-wide experience may include engineering, EPCM, equipment supply and consortium roles. Confirm the exact role, current qualifications and project references with the official company before shortlisting.

What should an EPC enquiry include?

Specify the project country, capacity, grid voltage, single-line diagram, site conditions, scope boundaries, target schedule and acceptance tests. Clarify who owns permitting, civil works, grid studies, commissioning and performance guarantees.

Equipment enquiries submitted here go to Voltformer. Contact the listed company directly for its EPC services.

Company information is translated from the same reference record; official names and technical ratings are preserved.