Eco Logical Australia | | Po Box 1056 | | Newcastle | | 4910 0125 |
| Environmental Evidence Australia | | Lvl 6,456-460 Hunter Street | | Newcastle | | 4925 3110 |
| MJM Environmental Pty Ltd | | Lvl 2, 335 Wharf Street | | Newcastle | | 4926 4222 |
| Soil Conservation Service | | Newcastle | | Newcastle | | 0408 691 473 |
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