In 1982, Founder and Managing Director Joe Dujmovic began a small concreting company with a team of just four employees.

In 1989 DTMT commenced a civil works contract at Paraburdoo.

Our office building in 1990 before we changed our logo and upgraded our facilities.

In 1991 DTMT completed the Concrete and Building Works for the new gold plant at Peak Gold Mine in NSW. We also carried out civil works for both the Grinding Circuit Expansion in NSW and the Brockman No 2 Project for Hamersley Iron at Tom Price.

We were awarded the concrete and building works for a new processing plant at the Residue Disposal Project, Gove NT. DTMT also completed an Underground Crusher and Pumping Station at Golden Grove. Further to this DTMT was awarded civil works at MT Keith.

At the Mt Todd Project Phase 1 Expansion Project in the NT, we completed the concrete foundation works. We also carried out the concrete and building works at the Kanowna Bell Project,

DTMT was awarded major civil works at the Hamersley Iron project in Paraburdoo and the Ammonium Nitrate Civil Works at Kwinana.

In 1995 we constructed the Metropolis City Nightclub in Perth. We also carried out work at the Gwalia Consolidated Lithium Project and the BP Refinery in Kwinana.

DTMT completed the closure of mine openings at the Wittenoom Project and carried out concrete works at the Red Hill Quarry in Midland.

In 1997 DTMT completed multiple contacts at the HBI Clarifiers Project in Port Hedland. This was our first project with BHP and the commencement of a long and rewarding relationship.

We completed Stage 2 of the concrete works for the Cawse Nickel Mine, the project consisted of over 5400 cu m of concrete.

DTMT was awarded the civil works for the grain silo’s and receival house extension for CBH.

DTMT was awarded various contracts at Telfer, Tiwest Kwinana, Repulp Mill, Lawlers mine, Harmony Mine, Nickel Cobalt Plant at Murrin Murri, Mt Rawdon QLD and Cockatoo Island.

In 2001 DTMT was awarded the concrete foundation works relating to the Shiploading and Stockyard at the Cape Lambert Upgrade for Robe River. DTMT also completed Primary Crusher, Screening and Conveyor related civil works at the Mesa J Plant and also at the Kirkalocka Gold Project.

DTMT completed civil works at the Thunderbox Gold Project, we also performed concrete works for the substation buildings for Woodside Energy at the NWS KJV Enclosures.

DTMT were awarded its largest ever contract for Newcrest Mining. Our scope involved Concrete works for new gold treatment plant at Telfer.

In 2004 we performed concrete works for tanks, area paving and HDPE containments for Worsley Alumina in Collie in WA. DTMT also commenced work at the Rio Tinto’s Dampier Port Upgrade Project Car Dumper 3 , this included a new Screen house and stockyard extension stacker/reclaimer work, concrete work, rail work, new and modification of existing conveyors and transfer stations.

DTMT carried out 2 major contracts for BHPB. The construction of Concrete Train Loadout Tunnel, fabrication & installation of chutes, tunnel backfill/stockpile base, conveyors, primary crusher at Orebody 18. We also performed the concrete foundations and steel structures on conveyors leading into new car dumper for RGP2.

In 2007, DTMT was awarded major contracts on the Newman Hub Project, FMG’s Cloud Break Project and Rio Tinto’s Brockman 4 project. The scope of these projects included civil works for Car Dumpers, Train Loadout’s and Primary  and secondary crushers.

DTMT completed work at the Boddington Gold mine for BGM. The work involved constructing the Primary Crusher, along with the installation of the tunnel structure and the concrete foundations for the Overland Conveyor System.

In 2009 we performed the major concrete and earthworks for the Ball Mills at the Sino Iron Project. This involved more than 42,000 cu m of concrete and more than 350 employees.

DTMT was awarded further major contracts on the Sino Iron Project including the Tailings Thickener, Process Water and Pump Station and the Barge Loader Conveyor and Rail Foundations. We also completed the Haul Road Underpass at Ore Body 29 for BHPB.

We were awarded multiple packages at the Port Hedland Inner Harbour Project. This included the concrete and detailed earthworks for Car Dumper 5 and the SP1 & SP2 General Civil Works. Further to this we were awarded the civil works for Car Dumper 5 and the Stockyard at Rio Tinto’s Cape Lambert Port B (50mtpa+50mtpa) project.

In 2012 DTMT was awarded its largest ever contract, Car Dumper 6/7 and the Stockyard at the Cape Lambert Port B (353mtpa) Project for Rio Tinto. The project involves more than 67,000 cu m of concrete. Further to this we also commenced concrete works for the Train Loadout at Ore Body 24.

After completing the supply and installation of the concrete foundations, slabs, pedestals, basins and bund walls for the Yarnima Power Station, we were also awarded the NGI works. This included the Raw & Treated Water System, Water Treatment Plant Building, Fire Services, and Process Waste Water System.

DTMT was awarded major civil works at FMG's Northstar Project, Rio Tinto's West Angelas Deposit B Project and the Mesa J Sizing Plant. Further to this DTMT completed the NPI Facilities Earthworks at the Cape Lambert B Port B (50MTPA+50MTPA)Project as part of a joint venture with 100% Aboriginal owned, Hicks Civil and Mining.