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Our Team

Drilling Fluid Experts

People Culture and Operations

Honesty, integrity and reliability inform our people and operations at Mudex.

Our work culture has always been a people first approach, where we take the time to get to know our clients and their individualistic needs. Internally, we practice open communication that enables staff to feel comfortable and supported in their working environment.

In our day to day operations on premises, we adhere to Mudex-specific safety protocols. However, our team acknowledges that it is also our responsibility to be not just aware, but adaptable to the safety protocols of customers when on their sites or working remotely. This ensures all parties are protected from fault or liabilities.

Our Team

Dave Williams

Managing Director

Dave Williams

Managing Director

The founder and director of Mudex, Dave is an experienced driller and fluids engineer, having worked across the mining, mining tech and energy fields before applying his entrepreneurial focus to the design and manufacture of world-class drilling products.

Peter McCormack

General Manager

Peter McCormack

General Manager

Peter’s career in the international drilling industry spans over 20 years. Overseeing all aspects of costing, pricing, commercial terms and analysis, he remains focused on driving excellence through continuous improvement. 

Michael Kokins

Regional Manager E.Aus, Asia

Michael Kokins

Regional Manager E.Aus, Asia

Hailing from Kalgoorlie, Mick entered the drilling industry in 1996 with a local air drilling exploration company as an Offsider and progressed through the ranks to Driller, Trainer and Drill Supervisor. 

Mark Goosen

Regional Manager Africa

Mark Goosen

Regional Manager Africa

With over 15 years drilling fluids practice, Mark is also experienced in the supply chain of muds throughout Africa.

John McKnoulty

Regional Manager QLD, Papua New Guinea

John McKnoulty

Regional Manager QLD, Papua New Guinea

John started in the exploration industry in 2005 as an offsider progressing through to Country Manager. Very experienced with remote and Heli supported projects and enjoys the challenges that this type of drilling brings.

Keith Arnett

Senior Area Manager

Keith Arnett

Senior Area Manager

Keith’s career, like many at Mudex, began with extensive experience working as a driller – supervising and leading projects in the field. After 14 years in various drilling roles, he naturally progressed to drilling fluids and muds.  

Ben Case

Logistics Manager

Ben Case

Logistics Manager

An experienced Warehouse and Transport Logistics Manager, Ben has 15 years’ significant project and industry experience, holding positions ranging from document storage to middle management. 

Girishkumar Gopalakrishnan Nair

Production Chemist

Girishkumar Gopalakrishnan Nair

Production Chemist

A chemical engineer with extensive experience in process quality control, Girish works with our technical team to pioneer chemical and process solutions that anticipate and address complex drilling scenarios.

Heinrich Hoops

Sales & Technical Representative Africa

Heinrich Hoops

Sales & Technical Representative Africa

Heinrich has been in the mining industry, specializing in drilling fluids since 2015. Over the years he has worked throughout the African continent, in South Africa, Botswana and Namibia and in Central Africa, the Democratic Republic of Congo and all over West Africa.

Peter Quinn

Special Projects Leader

Peter Quinn

Special Projects Leader

With over 15 years’ experience in drilling fluids across the Asia–Pacific, Pete combines deep technical expertise with a practical, solutions-focused approach. Starting as a qualified electrician before moving into drilling in 2009, he has worked on projects from hard rock exploration to complex civil works. Pete now leads special projects that deliver innovative fluid solutions, client support, and training.

Boyd Connelly

Technical Sales Leader QLD

Boyd Connelly

Technical Sales Leader QLD

Boyd’s journey into drilling started young, watching his father work the rigs and developing a fascination for the industry. By the 1990s, he was in oil and gas himself — beginning as a roughneck (offsider) and quickly proving he was willing to go further than most.

Over the past 17 years, Boyd has transitioned fully into drilling fluids, where he’s become a true Mud Legend. His decades of rig-side experience, combined with a long career in directional drilling, give him a unique edge in the mud game — blending practical insight with technical mastery.

Shaun Collins

Technical Sales Leader VIC/TAS

Shaun Collins

Technical Sales Leader VIC/TAS

Shaun Collins spent most of his career on the drill rigs, working across a wide range of projects in Australia. With a deep hands-on understanding of drilling operations, he knows firsthand the challenges crews face on site

Dempsey Fouche

Western Australian Technical & Sales Leader

Dempsey Fouche

Western Australian Technical & Sales Leader

Dempsey is an experienced driller with 16 years’ in the industry for major underground, surface coring and sonic drilling companies in Africa.

Product Catalogue

Our product catalogue features all Mudex products and equipment available, with summary descriptions and applications.

Environmentally Conscious

Sustainable sourcing and product development is integral to defining the way we work at Mudex.