IMDEX Limited

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Our History

Pilbara Gold NL

Australian company Pilbara Gold NL incorporated.

17 December 1980

IMDEX Limited​

Pilbara Gold NL changed name to IMDEX Limited.

21 July 1985

ASX Listing

IMDEX Limited listed on the ASX.

24 September 1987


Formation of Australian Mud Company.


Surtron Technologies and Ace Drilling Supplies

Acquisition of Surtron Technologies Pty Ltd and Ace Drilling Supplies.



Joint venture formed with IMDEX and Rashid Trading Establishment (RTE) in Saudi Arabia.


Sale of IMDEX Minerals

Sale of IMDEX Minerals.

1 July 2005


Acquisition of African based company Samchem.

1 August 2005

REFLEX and Chardec

Acquisition of Swedish based REFLEX Group of Companies and United Kingdom based company Chardec.

1 August 2006


Acquisition of Swedish based company Flexit.

1 May 2007

Ace merged with REFLEX

IMDEX finalised the sale of its interest in IMDEX Arabia to RTE. Acquisition of Canadian based Poly-Drill and a 75% interest in Kazakhstan based Suay Energy Services.

1 July 2007

Surtron Technologies

Sale of Surtron Technologies.

31 October 2007


Acquisition of Chilean based company Southernland.

1 November 2007

System Entwicklungs

Acquisition of German based company System Entwicklungs.

1 January 2008

Suay Energy Services

Acquisition of the remaining 25% of Kazakhstan based Suay Energy Services.

1 July 2008

Wildcat Chemicals Australia

Acquisition of Australian based company Wildcat Chemicals Australia.

1 September 2008

Minerals and Oil & Gas Divisions​

New regional structure implemented and business reporting streamlined into Minerals and Oil & Gas Divisions.

1 July 2010

Fluidstar and Ecospin

Acquisition of Australian based companies Fluidstar and Ecospin.

1 September 2010


Acquisition of German based company Mud-Data.

1 March 2011

DHS Services

Formation of DHS Services joint venture.

1 July 2011

Australian Drilling Specialties

Acquisition of Australian based company Australian Drilling Specialties Pty Ltd.

1 July 2011

System Mud Indústria e Comércio Ltda

Acquisition of Brazilian based company System Mud Indústria e Comércio Ltda.

1 August 2011


Acquisition of Vaughn Energy Services (VES) by IMDEX's DHS Services joint venture.

1 January 2012


Acquisition of ioGlobal Pty Ltd, ioAnalytics Pty Ltd and ioGlobal Solutions Inc. (together ioGlobal).

1 November 2012

VES International

DHS Services and Vaughn Energy Services rebranded as VES International.

1 December 2012


Acquisition of 2iC.

1 September 2014

Suay Energy Services

Divestment of Suay Energy Services.

30 June 2015

AMC Oil & Gas

Divestment of AMC Oil & Gas.