Our Companies

Our Companies

Australia’s leading hydraulics company

Berendsen has the capacity to provide a fully-integrated solution for users of hydraulic components and systems on a national scale. Read More

Wholesaler of quality hydraulic brands

THW is Australia's leading wholesaler of quality hydraulic brands, importing and distributing over 16,000 products from global manufacturers. Read More

High precision hard chrome plating solutions

CCA Hardchrome offers hard chrome and sulphamate nickel plating of large, specialised industrial components for a variety of industries. Read More

Hydraulic cylinder manufacture and repairer

Swanson Industries is a leader in hydraulic cylinder manufacture and repair, OEM manufacturer of Shuttle Cars and underground mining machinery. Read More

NSW mining and manufacturing specialists

Meadow Industries is a major supplier of machining, fitting, fabrication and distribution services to the NSW Coal Mining and Manufacturing industries. Read More

Water handling solutions for the NT

Southern Cross Darwin provides water handling solutions for the industrial, commercial, agricultural and residential markets across the Northern Territory. Read More

Hydraulics, pneumatics and engineering

Beasley’s Hydraulic Services provides Fluid Power Solutions to business, industry and government departments based in Bundaberg, Queensland. Read More

Strokes ahead of the rest

Nordon Cylinders is a proud Australian manufacturer of hydraulic cylinders, servicing the industry for over 40 years from their state-of-the-art facility. Read More

Irrigating Australia for over 30 years

Water Dynamics provide irrigation and water management solutions to homes, farms, paddocks, fields, broadacre and horticulture crops across Australia. Read More

Group professional services provider

Questas Corporate supplies services to companies within Questas Group, including ICT, logistics, safety, marketing, finance, legal and administration. Read More

Delivering complete pump solutions

Malcolm Thompson Pumps is one of Australia’s leading pump companies, boasting an exceptional range of pump types and brands, across a nationwide network. Read More

Rugged, dependable pump manufacturer

Stalker Pumps is dedicated to delivering innovative, reliable and dependable pumping solutions to the Australian and international market. Read More

Aussie Fluid Power

Aussie Fluid Power are Australia’s leading hydraulic pipework installer, we have a proven track record of managing complex construction projects.

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CCA Hardchrome

Offering chrome plating and cylindrical services for over 30 years, CCA Hardchrome are recognised as experts in surface engineering.

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EPG Engines

EPG Engines is Australia’s central Kohler distributor, and are committed to providing exceptional quality products to the Australian market.

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HardChrome Sales

HardChrome Sales specialise in hydraulic cylinder overhauls, and component manufacture for the WA heavy earthmoving, oil, gas and agricultural industries.

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Meadow Industries

Meadow Industries is a major supplier of machining, fitting, fabrication and distribution services into NSW manufacturing and mining industries.

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Nordon Cylinders

As Australia’s leading Manufacturer of hydraulic cylinders, Nordon Cylinders are proud to produce a range of quality and reliable cylinders.

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Stalker Pumps

Established in 1923, Stalker Pumps is dedicated to delivering innovative and reliable pumping solutions to the Australian and international markets.

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Swanson Industries

Established leader in hydraulic cylinder manufacture and repair, OEM manufacturer of Shuttle Cars and underground mining machinery overhaul specialists.

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The Winnellie Group

Winnellie Group is a diversified family of companies focused on supplying, servicing and supporting some of Australia’s most important industries, including Oil & Gas, Mining, Marine, Petrochemical and more.

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Quality petrol and diesel engines distributor

EPG Engines is committed to providing exceptional quality engines, parts and accessories to the Australian market through their dealer and OEM network. Read More

Aussie Fluid Power

AFP is one of Australia’s leading fluid power companies, providing hydraulic and process solutions to a growing list of Australian and international customers across the water, energy and resource industries. Read More

HardChrome Sales

Hardchrome Sales was founded in 1964 working out of a small shed in Welshpool. While in the early days was solely a Hardchrome Plating business. In the 1970’s saw a market for the reclaiming of hydraulic rods. Read More

Rathmann Engineering

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Read More

CCA Hardchrome

Offering chrome plating and cylindrical services for over 30 years, CCA Hardchrome are recognised as experts in surface engineering.

Read More »

Swanson Industries

Established leader in hydraulic cylinder manufacture and repair, OEM manufacturer of Shuttle Cars and underground mining machinery overhaul specialists.

Read More »

Nordon Cylinders

As Australia’s leading Manufacturer of hydraulic cylinders, Nordon Cylinders are proud to produce a range of quality and reliable cylinders.

Read More »

Water Dynamics

Water Dynamics is a leading specialist provider of small and large scale water irrigation systems in Australia, across various industries.

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Questas Corporate

Questas Corporate provides the financial, IT, marketing, WHS, logistics, legal, HR and administrative professional services for all group companies.

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EPG Engines

EPG Engines is Australia’s central Kohler distributor, and are committed to providing exceptional quality products to the Australian market.

Read More »

Aussie Fluid Power

Aussie Fluid Power are Australia’s leading hydraulic pipework installer, we have a proven track record of managing complex construction projects.

Read More »

HardChrome Sales

HardChrome Sales specialise in hydraulic cylinder overhauls, and component manufacture for the WA heavy earthmoving, oil, gas and agricultural industries.

Read More »

Stalker Pumps

Established in 1923, Stalker Pumps is dedicated to delivering innovative and reliable pumping solutions to the Australian and international markets.

Read More »

Meadow Industries

Meadow Industries is a major supplier of machining, fitting, fabrication and distribution services into NSW manufacturing and mining industries.

Read More »

Quality petrol and diesel engines distributor

EPG Engines is committed to providing exceptional quality engines, parts and accessories to the Australian market through their dealer and OEM network. Read More

Aussie Fluid Power

AFP is one of Australia’s leading fluid power companies, providing hydraulic and process solutions to a growing list of Australian and international customers across the water, energy and resource industries. Read More

HardChrome Sales

Hardchrome Sales was founded in 1964 working out of a small shed in Welshpool. While in the early days was solely a Hardchrome Plating business. In the 1970’s saw a market for the reclaiming of hydraulic rods. Read More

Rathmann Engineering

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Read More

Questas has a nationwide network of hydraulics experts with a comprehensive range of products, services and technical solutions. Our portfolio of businesses are equipped to deliver prompt and fully integrated fluid power solutions to a wide range of customers and industries. We can offer

  • Large and specialist cylinder service and rebuilds up to 12m in length
  • Best-in-class workshops, including ability to turn and hone up to 8m,tension up to 90,000nM, submerge arc weld and diamond grind
  • Reliability engineering through sophisticated software simulation services
  • Advanced surface technology solutions, incl four high-powered,fully automated laser cladding systems, nickel sulphamate and chrome plating
  • Advanced robotic manufacturing capabilities for cylinders and components
  • Products from Tier 1 global suppliers including Danfoss, Pall Filtration and Stauff
  • Design and build hydraulic systems, including power units, filtration and lubrication units

Questas operates through 17 main companies

Swanson, Berendsen, Hardchrome Sales, Meadow Industries and Isasdraulics offer a full range of hydraulic services with a focus on cylinder repair for blue-chip customers

Nordon Cylinders designs and manufactures cylinders for OEM’s

Aussie Fluid Power designs, builds and installs high-pressure hydraulics and pneumatic systems, hydrogen solutions, construction services, and chemical injection units

The Hydraulic Warehouse focuses on distributing Tier 1 hydraulic products.

Swanson, Hardchrome Sales, CCA Harchrome and AST offer advanced surface technologies including laser cladding, nickel sulphamate chroming and traditional hardchrome finishes.

The Winnellie Group, made up of Winnellie Hydraulics, Winnellie Valve & Process and Waltan Tools, is a diversified family of companies focused on supplying, servicing and supporting some of Australia’s most important industries, including Oil & Gas, Mining, Marine, Petrochemical and more. They provide high-pressure hydraulics, valve and process supplies and a large range of associated tools and equipment for industrial use all across Australia.

Malcolm Thompson Pumps – specialises in pumps and pump package systems

EPG Engines – distributes the KOHLER range of high-quality stationary petrol and diesel engines used within water division and supplied to customers.

At Questas Group, we are committed to excellence and driven by our passion for delivering reliable, innovative,and sustainable solutions to meet the ever-evolving needs of our valued customers.