Geophysical Consulting

HGS Australia is expanding its services further to include geophysics through an association with Core Geophysics.

Core Geophysics (CORE) is a boutique geophysical consulting company that strives to provide high quality and cost effective services to reduce risk and add value.

Contact HGS on +61 (0) 8 6201 9005 to discuss how we can make exploration easier and cost effective.

Core’s geophysical consultants are:

Mathew Cooper – Principal Geophysicist

Mathew has over 20 years experience working as a geophysicist for airborne/ground acquisition contractors and mining/exploration companies, with the last 13 years as a consultant, manager and director. He has been involved in a number of exploration successes whilst working on a range of projects, both within Australia and Internationally. He has worked on a large variety of commodities including Gold, Iron Ore, Base Metals, Diamonds, Uranium and Oil and Gas plays.

Mathew is based in Core’s principal office in Perth, Western Australia.

Mathew is a member of the Australian Society of Exploration Geophysicists, Society of Geophysicists, the Society of Economic Geologists, the Australian Institute of Geoscientists and the Canadian Exploration Geophysical Society.

Andrew Bisset – Senior Consulting Geophysicist

Andrew has been active in the exploration industry for over 20 years as an exploration geophysicist and has explored the Australian continent for a diverse range of commodities including base metals, diamonds, gold and uranium. Andrew has extensive experience in all facets of the exploration process and in particular,for uranium exploration. He continues to act as expert consultant to the International Atomic Energy Agency in the area of geophysics for uranium exploration.

Andrew is a member of the Australian Society of Exploration Geophysicists.

Gregg Speyers – Senior Consulting Geophysicist

Gregg  graduated from Curtin University with First Class honours in 2000. After working for Rio Tinto, Gregg has spent 10 years with a large consulting group working on a variety of major projects within Australia and overseas.  With experience over a wide range of commodities, Gregg was previously responsible for planning, supervision and interpretation of airborne, surface and down-hole surveys for Sandfire’s Degrussa Deposit and BHPB Nickel West’s Leinster Project.

Gregg also has a diploma in Applied Finance and Investment from the Securities Institute of Australia, and is a member of the Australian Society of Exploration Geophysicists.

Bradley Morgan – Geophysicist

Bradley has over 6 years experience working for a major ASX listed geotechnical engineering company and a geophysical consulting company. Over this time he has worked on large projects in both mineral exploration and the oil and gas space, including conducting ground surveys for Wheatstone and Gorgon.


Bradley is based in Perth, Western Australia but travels extensively to East Africa where he is involved in the commissioning of several large ground and down hole programs for CORE clients.


Bradley is a member of the Society of Exploration Geophysicists.