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Welcome to Questas – Elevating Hydraulics Excellence
A partner with unparalleled expertise in providing mission critical hydraulic and flow control products, services, and solutions

Embark on a journey with Questas, a distinguished name in the hydraulics industry. We pride ourselves on delivering cutting-edge solutions and services to various industries, including manufacturing, construction, mining, energy, agriculture, transport, waste management, materials handling and more as the leading independent hydraulics business in Australia.

Our clientele spans prominent names such as; Orica, Liebherr, Gamuda Berhad, FMG, South32, CS Energy, Glencore, Woodside, JJ Richards, Chevron, Graincorp, Collier + Miller, Department of Defence, Bluescope Steel Ltd, Westrac, Collier & Miller, McConnell Dowell, ASC Pty Ltd, Kelly Tillage and BHP Billiton.

With an extensive network of over 35 sites nationwide and a portfolio of 17 industry-leading businesses, Questas stands as a beacon of expertise, offering services including hydraulic cylinder, pump, and motor repair branches, along with cutting-edge engineering solutions including

Hydraulic power units
Chemical injection units
Hydrogen solutions

Flow control
Advanced Surface Technologies
Precision CNC machining capabilities

Our businesses are market leaders

Our dedication to technical excellence has led us to become a preferred choice for customers seeking highly engineered solutions.

Join the ‘onshoring’ trend with Questas, an Australian innovation story, where we bring unparalleled engineering know-how, machining, and fabrication capabilities to address complex challenges.

Experience the reliability of partnering with Questas – your go-to solution for hydraulic excellence.

Our People

Mark Taylor

Group Chief Executive Officer

Mark commenced as Group CEO with Questas Group in July 2018, and brings to the role 18 years of international finance and business experience in the mining industry.

More recently, Mark served as Vice President Finance for Orica in their Europe Asia Africa Mining Services division, based in Perth.Mark is a qualified accountant (CPA) and holds an Executive MBA from University of New South Wales (AGSM). Mark is a Graduate of the Australian Institute of Company Directors.

Simon Carlyon

Group Chief Financial Officer

Simon joined Questas as Group CFO in June 2020 and has 25 years’ experience leading a variety of finance teams across a number of countries and industries.

Most recently prior to joining Questas, Simon spent four years with ASX listed healthcare group Healius, where he was the CFO of Pathology and a core member of the executive team, overseeing a national business with $1bn plus turnover. Before joining Healius, Simon spent 10 years in the UK predominantly working in a variety of finance roles.

Steve Davis

Executive Director

Steve rejoined Questas in November 2013 as Chief Operations Officer before moving up in to the role of Executive Director in 2017.

Steve was previously employed within Questas Group, serving with Berendsen Fluid Power from 2001 to 2010 as their CEO and National Manager Branch Operations. Prior to joining, Steve was employed with Tyco/Pentair Valves and Controls, holding the senior positions of Director of Service - Global Mining, and Director of Commercial Services – Pacific. Steve also served with Capral Aluminium for 6 years.

James Leach

Chief Executive Officer

James joined the Berendsen Head Office team in 2008 as a Business Analyst working with Executive Management, the Branch network and Corporate in the development, testing and implementation of a range of business improvement initiatives covering a wide range of disciplines.

In 2009 James moved into the role of acting Branch Manager in Wollongong before moving on to a similar role in Melbourne later that year. Upon returning to Sydney in March 2010 James was appointed as National Manager Branch Development.

Welcome to Questas – Elevating Hydraulics Excellence
A partner with unparalleled expertise in providing mission critical hydraulic and flow control products, services, and solutions

Our businesses are market leaders