Latest observed contract and full preserved history
Saved source observation · CN4187702-A1
Multiple Offset Electromagnetic Modelling
A later observation replaced this one. The explorer’s totals use $130,171.35 from the latest observation, published 17 June 2026.
$119,687.00
Full reported contract value · AUD including applicable GST · 2025-08-22 to 2026-06-30
- Reporting agency
- Geoscience Australia
- Reported supplier
- Michael Conrad Koch
- Reported ABN
- 72 745 608 464. Exemption as supplied: No.
- Category
- Earth science services
- Procurement method
- Limited tender
- Original publication
- 2025-09-12 11:10:00 (ACT local time as supplied)
- Amendment publication
- 2026-05-28 13:05:00 (ACT local time as supplied)
- Amendment reason
- Variation to contract value
- Agency reference
- CON/GAUCON/CON009148/3
- Approach to market / standing offer
- ATM not supplied / Standing offer not supplied
- Consultancy
- No
- Confidentiality as reported
- Contract: No; outputs: No
- Source observation
- CN4187702-A1 · Official weekly workbook ending 2026-05-30 · sheet “Contract Notice Export”, row 1972.
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The original register may now show later corrections. The card and this observation keep the saved source date.