- Geotech Investigations Pty Ltd 91Shp 11/ 21 Enterprise Ave, Tweed Heads South, NSW
- Mazlab Pty Ltd 92Unit 1/ 33 Machinery Drv, Tweed Heads South, NSW
- Strata Testing Services Pty Ltd 93Unit 2/ 77 Jardine St, Fairy Meadow, NSW
- Besafe Building Inspections 94Lot 101/ Maitland Rd, Capel, WA
- Hackett Laboratory Services Pty Ltd 954/ 19 Jambali Rd, Port Macquarie, NSW
- Compaction & Soil Testing Services Pty Ltd 961/ 78 Owen St, Glendenning, NSW
- Barnson 97Riverview Business Park Unit 1 36 Darling St, Dubbo, NSW
- K & H Geotechnical Services 982a East St, Parkes, NSW
- Independent Soil Testing 99PO Box 3234, Victoria Point West, QLD
- Kelcorp Pty Ltd 10085 Macgregor Tce, Bardon, QLD
- The Soil Testers 1012/ 43 Spine St, Sumner Park Bc, QLD
- Brisbane North Geotech Consultants 102Unit 5 Paxbury House 91 Landsborough Ave, Scarborough, QLD
- Contract Drilling 10318 Khancoban Dr, Buderim, QLD
- North Coast Geomechanical Consultants 10436 Maud St, Maroochydore, QLD
- South East Soil Testing 105PO Box 1225, Nambour, QLD
- QCT Quarries - Concrete - Testing 10611 Cordwell Rd, Yandina, QLD
- Express Soil Testing 107Unit 2/ 68 Crosby Rd, Albion, QLD
- Global Testing 1083/ 53 Gateway Drv, Noosaville, QLD
- Engineering & Building Investigation Services 1094 Textile Ave, Warana, QLD
- C.M. Testing Service 1102 Turner St, Bundaberg, QLD
- Engineers Queensland 11117 Flinders Pde, Gladstone, QLD
- Wise Geotechnical Services 11225 Gladstone St, Mount Larcom, QLD
- Cardno Roadtest Pty Ltd 113101 High St, North Rockhampton, QLD
- R & R Construction Testing 1148 Luck Pl, Emerald, QLD
- MAW Consulting Group 1151 St Ives Drv, Parafield Gardens, SA
- Construction Soiltest Pty Ltd 1167 Barry St, Westcourt, QLD
- SoilTest.biz 117PO Box 5992, Cairns, QLD
- Sentek Pty Ltd 11877 Magill Rd, Stepney, SA
- Environmental Health Services (TAS) 119160 New Town Rd, New Town, TAS
- Stay'N Green Tasmania Pty Ltd 1207 Acropolis Dr, Riverside, TAS
