Key Personnel
Max Dunbier
Chairman and Managing Director
Former MLA in New South Wales State Parliament and Alderman
on Liverpool City Council. Owner of family operated transport and
contract processing company Trazblend Pty Limited.
Former Managing Director of Heggies Bulkhaul Limited and
Helensburgh Coal Pty Limited. Founder and Managing Director of Sada Pty
Limited.
Mark Brackenbury
Director and Company Secretary
Mark is a Chartered Accountant who is also a founding
director of Sada Pty Limited. A past director of Helensburgh Coal Pty Ltd and
past director of Macarthur Group Training Limited.
Mark previously held the positions of executive Director and
Chief Financial Officer of Heggies Bulkhaul Limited. Mark has been
involved in all commercial aspects of the contract negotiation for the
Appin, Wollondilly, Pelton and Metropolitan contracts.
Keith Dunbier
Director | GM Trazblend
Keith was educated at St Gregory’s College, Campbelltown and
on leaving school completed a Diesel Mechanics Certificate at Millar TAFE.
Keith commenced employment with the Sada Group’s transport division in
1976 as a diesel mechanic. In 1989 Keith became Narellan Branch Manager
for Bulkhaul Pty Ltd.
In 1994 after the acquisition of Heggies Transport, Keith
was responsible for the maintenance and operations of the largest bulk
fleet in the southern coal fields including all workshops activities.
The Penrose Quarry operations were added to his portfolio during this
time. 1998 brought further responsibilities as National Equipment
Manager Chemtrans & Bulktrans for the HBL group. Keith came
back to the fold and re-joined the family business as General Manager
Trazblend Group.
Peter Dunbier
Director - General Manager CHPP Process & Design
Peter was educated at St Gregory’s College and completed a
Diesel Mechanics Certificate at Campbelltown TAFE. Peter is also a member of
the New South Wales Coal Preparation Society.
Peter commenced employment with the group transport division
in 1985 as a diesel mechanic. In 1991 Peter moved into the coal
preparation division to complete the installation and commissioning and
then operation of the Appin CPP. In 1998 Peter oversaw the complete
upgrade of the Metropolitan CHPP. Later the construction, commissioning
and operation of the Glenlee CPP in 2003.
Peter has recently constructed and commissioned the Wollondilly Coal Preparation Plant in the Burragorang Valley.
David Dunbier
Director - Coal Logistics Services Manager
David was educated at St Gregory’s College and completed a
Bachelor of Business at the University of Western Sydney – Macarthur.
David is also a member of the New South Wales Coal Preparation Society.
David commenced employment with the group transport division
in 1991. In 1995 David moved into the coal logistics division to manage
the coal chain from the Burragorang Valley to Port Kembla and from 1998
Metropolitan Colliery and Glenlee to Port Kembla. David also oversees
the logistics chain for other major exporters via Port Kembla.
Bill Tweddle
Marketing and Business Development
Bill holds a Diploma in Metallurgy and has 35 years’
experience in the Australian mining industry and the international
marketing of Australian metallurgical and energy coal.
Bill has held senior management roles in coke making and
coal preparation with BHP, Kembla Coal & Coke and Clutha Development
Pty. Limited. In more recent times, Bill was General Manager Marketing
for Clutha Limited, Advance Coal / Brimstone Coal Limited and General
Manager Marketing for Metallurgical Coal at Excel Coal Limited. He was
also a Director of Brimstone Coal Limited.
Currently, Bill is employed by Sada in a Marketing and Business Development role.
Harold Jackson
Metropolitan Coal Preparation Plant Manager
Harold has a Metallurgy Diploma and gained extensive
industrial experience in blast furnace operation, steelmaking, coal
preparation and coke making while employed by BHP and Kembla Coal &
Coke.
His expertise in coal preparation was recognised by the NSW
Dept. of Technical & Further Education and he lectured part-time in
this field at TAFE colleges in Sydney, Wollongong and Lithgow between
1985 & 1992.
Harold commenced a metallurgy traineeship with BHP Port
Kembla in 1971. In 1981 he became Superintendent Coal Preparation at
Coal Cliff Colliery with Kembla Coal & Coke. In 1991 he became
Manager, Coal Marketing for Clutha Limited. In 1995 Harold joined Avon
Colliery as General Manager Coal Marketing and responsibility for the
Materials Processing Plant for South Coast Equipment.
Harold joined Sada in 2003 and is currently Manager Coal Preparation at the Metropolitan Colliery site.
Geoff Fields
Process Engineer
Geoff has a Bachelor of Science (Mathematics & Chemistry) and before joining the coal industry he gained extensive experience in coke making and steel production with Australian Iron & Steel at Port Kembla.
He joined Kembla Coal & Coke in 1982 as CHPP process engineer. In 1987 he was appointed as Superintendent Quality & Maintenance at Coal liff Mine and in 1993 he was appointed as the Superintendent Environment & Quality at West Cliff Mine, as well as being responsible for major CHPP and site environmental upgrades at both sites.
He joined BHP in 1998 and was responsible for plant operation and also the upgrade of West Cliff CHPP from 3Mtpa to 6Mtpa.
Geoff has extensive experience in taking CHPP and environmental projects from concept to execution as well as project management.
Geoff joined Sada in September 2007 as Process Engineer and over twelve months he has project managed a 25% capacity upgrade of Metropolitan CHPP.
Dennis Crouch
OH&S and Technical Service Manager
Dennis has a Diploma of Chemistry and a Certificate of Business Administration.
His previous positions include Senior Chemist - BHP involved
in Iron and Steel production, Manager Coal Quality Clutha Ltd,
Technical Services Manager CCI Pty Ltd, Manager CCI Pty Ltd - Wollongong
Branch and Technical Services Manager SGS Australia Pty Ltd. Dennis has
also operated his own Coal Technology Consultancy.
Dennis joined Sada in 2002 at Metropolitan Washery. Dennis
later became Metropolitan CHPP Manager before moving to Sada’s head
office at Glenlee in September 2004 to undertake his current role of
Coal Quality, Technical Services & OHS manager for the group.
Chris Stevenson
Process Design Engineer
Chris Stevenson’s experience in the mineral processing, coal
preparation and related fields spans 26 years. He gained valuable plant
experience as an operator, foreman, research metallurgist and plant
metallurgist at the Tennant Creek operations of Peko-Wallsend Pty Ltd,
and as a plant foreman and assistant coal preparation engineer at the
Coalcliff washery in the 1970’s. He progressed through to plant design
and construction in the 80’s and 90’s with the Warman International
Project Engineering group working in coal, metalliferous and industrial
minerals projects.
As a senior process engineer his areas of responsibility
have covered all facets of process engineering including test work, flow
sheet development, estimating, feasibility studies, plant design,
equipment selection, procurement, plant construction and commissioning.
Through the 90’s, Chris continued to work on coal and
metalliferous projects with Gateway Engineering, Bateman Kinhill and
Burns Roe Worley. Chris was engaged as Project Group Leader with the
Sada Group on the reconfiguration and upgrade of the Metropolitan coal
preparation plant at Helensburgh, NSW and more recently on the
construction of the Wollondilly Coal Preparation Plant in the
Burragorang Valley, NSW.
Brian Cooney
Coal Preparation Engineer
Brian’s formal training as a degree metallurgist was
undertaken at Australian Iron and Steel’s Port Kembla Works later
joining Kembla Coal and Coke as a process engineer at Coal Cliff Coal
Preparation Plant. Brian transferred to West Cliff Coal Preparation
Plant in 1987, first as the Operations Superintendent and then as the
mine Surface Services Manager, which included responsibility for the
safe and efficient operation of surface coal handling and preparation
plant, including the reject emplacement, as well as environment control
for the site.
In 1996 Brian established his own process engineering
consultancy and was involved in a variety of coal processing related
projects, including the CHPP plant design and a selective oil
agglomeration research and development projects for the recovery of
fine coal both in the Hunter Valley and the Gunnedah area. Brian has
since developed further expertise fine coal flotation and dewatering
technology and regularly provides specific technical assistance to plant
operators in these fields.
In 2003 Brian was appointed project manager for the
selection and installation of horizontal belt vacuum filters at West
Cliff. Following the successful commissioning of this project, Brian
was appointed project manager for the upgrade of the West Cliff raw coal
handling plant. In more recent times Brian has provided technical
design and commissioning support at West Cliff for a major upgrade of
the coal preparation plant as well as project management support to Sada
in the ongoing upgrade of the Metropolitan Coal Preparation Plant.