Our Companies

‘Winnellie Group is an Australia-wide, diversified supply and service provider for critical industries that make our country tick. For over 35 years, we’ve been supporting both small and large-scale projects that require an unparalleled depth of services. We thrive on our ability to cater to our customers’ requirements, because we believe business success is a two-way street.’

Winnellie Hydraulics is a specialist supply and service provider for hydraulics, pneumatics and mechanical applications supporting a range of critical industries across North Australia including Oil & Gas, Mining, Defence, Construction and more. Winnellie Hydraulics capability includes supply, repair, maintenance, rental, calibration, auditing and training which we deliver from a purpose-built facility in Winnellie, Darwin.

Winnellie is trusted by industry to provide the highest-level service ensuring operational uptime is maintained across our customer’s facilities which range from local Darwin workshops, right through to some of the largest and most complex facilities in Australia.

Winnellie Valve & Process is a supplier of valve and process solutions to the Oil & Gas, Mining, Pulp & Paper and Power Generation industries right across Australia Pacific. Winnellie Valve’s capability includes supply, technical support, training and on-site auditing across a range of process applications with over 60 years combined experience.

Supporting major projects and operators, Winnellie Valves supports some of the most remote and complex operations through a global network of trusted manufacturers, engineers and suppliers.

Based in Adelaide, Waltan Tools and Equipment is a supply and service provider for speciality tooling and equipment include manual, electric, pneumatic and hydraulically operated tools. Waltan’s capability includes supply, repair, maintenance, rental, calibration, auditing and training which is delivered from a Purpose-built facility in Keswick, Adelaide.

Established in 1999, Waltan has been supplying the Australian Mining, Construction, Defence, Oil & Gas and general industry for over 20 years earning a loyal, wide-ranging customer base spanning right across Australia.

At Winnellie Group our customers are central to everything we do. With over 35 years of successful operation in Australia, we understand our customers’ fundamental needs and tailor our businesses accordingly. Take a look at our core principles that guide our growing business relationships.


Safety is a top priority for us here at Winnellie Group and our Integrated Management Systems set us apart from our competitors as a top choice business partner. That’s why we are ISO 9001, ISO 14001 and ISO 45001 certified, so we can provide our customers with the confidence that we adhere to the highest levels of health, safety, quality and environmental practices.

Efficient Operations

We operate with the latest technological advances on a daily basis to improve our operational efficiencies. By doing so we can provide our valued customers with peace of mind that Winnellie Group is delivering the highest-quality outcomes at cost-effective prices. Some of these initiatives include Rebates, SAP Ariba, E Catalogues, Early Payment Discounts, Boxed Quantity Procurement and more, which are detailed in our Operational Cost Reduction and Optimisation Strategy.

100% Compliance

This speaks about our proven track record to deliver on our quality and compliance requirements for our customers. Winnellie Group operates off a cloud-based operating system including job management, document control and ensuring security is paramount. This paperless process enhances our efficiency and record-keeping, while also reducing our impact on the environment.

Celebrating Our Own

Our company culture and values are central to everything we do as a company. We have clear road maps in place for our team members so they have a clear understanding of who and what we are as a company, and how they fit in and grow individually within our business. This brings not only peace of mind for our employees, but creates a loyal, dedicated workforce that ensures our customers’ needs always remain at the forefront of our growing team’s priorities.

More Uptime

Our job is to keep you moving, whether if it’s in for repair or on order with us – that usually means it’s not on site working for you. We understand the importance of uptime and will work around the clock if required to ensure as minimal impact to your business as possible.

Industries we work with

  • OIL & GAS