Company lists · Data refreshed November 2026

Top 24 Subsurface characterization firms based in Australia

RevenueBase identified 158 company matches for subsurface characterization firms associated with Australia as of November 2026 and tracks 3,043 professional contacts across them, including 1,330 with verified work emails. Perth is the largest hub.

This list covers company matches for subsurface characterization firms associated with Australia, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
158Companies
3,043Contacts tracked
1,330Verified emails
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The 24 largest subsurface characterization firms based in Australia

Ranked by team size
Top 24 of 158 company matches for subsurface characterization firms based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBrisbane, AustraliaHQ recorded Nov 6, 2026201-500364 contacts →

Exact match

“Welcome to Lucas!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBathurst, AustraliaHQ recorded Nov 6, 202651-200116 contacts →

Exact match

“Macquarie Geotechnical is a leading provider of geotechnical services, supporting the construction, government, mining, renewable energy, groundwater, and environmental sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBongaree, AustraliaHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“SEAM Spatial provides advanced surveying services, monitoring and spatial solutions with over 15 years of experience in the mining, infrastructure and construction industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLandsdale, AustraliaHQ recorded Nov 6, 202651-20065 contacts →

Exact match

“Webdrill is an underground diamond drilling specialist, providing high quality services to underground mines across Australia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMacquarie Park, AustraliaHQ recorded Nov 6, 202651-20063 contacts →

Exact match

“The JK Group is a proudly employee owned and managed company that values professionalism through honesty, dependability and integrity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchPinkenba, AustraliaHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“Legion Drilling is a specialist provider of Environmental, Geotechnical and Sonic drilling services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchPrestons, AustraliaHQ recorded Nov 6, 202611-5053 contacts →

Exact match

“Strength you can build on.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchCoolum Beach, AustraliaHQ recorded Nov 6, 202611-5047 contacts →

Exact match

“Geotechnical Engineering and Environmental Science”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchWest Perth, AustraliaHQ recorded Nov 6, 202651-20044 contacts →

Exact match

“Established in 1985, SGC provides integrated geophysical solutions that identify value-added outcomes for the natural resources sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchPerth, AustraliaHQ recorded Nov 6, 202611-5038 contacts →

Exact match

“Our team specialises in providing our clients with practical, site based, operational geotechnical services on a short or long-term basis.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchWetherill Park, AustraliaHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“STS Geotechnics Group delivers integrated Geotechnical, Environmental, Drilling and Construction Materials Testing solutions across Australia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchCooroy, AustraliaHQ recorded Nov 6, 202651-20034 contacts →

Exact match

“Geological Solutions is a multi-disciplinary consultancy company that specialises in the provision of experienced, well trained quality driven geoscientists and field personnel to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchForrestfield, AustraliaHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“AUSTRALASIAN MINING SERVICES PTY LTD (AMS) is a national supplier and manufacturer of products and services to the mineral exploration, mining, waterwell and geotechnical sectors…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchChatswood, AustraliaHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“ABOUT US MBGS provides a reliable quality service to exploration and mining companies and financial institutions through independent JORC resource appraisals, technical reviews…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchWindsor, AustraliaHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Gap Geophysics Australia is a Dias Geophysical company - offering a range of proprietary & unique geophysical exploration survey techniques, with advanced instrumentation and high…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchWollongong, AustraliaHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“SCT Operations (Strata Control Technology) provides geotechnical consultancy and instrumentation services to the mining industry globally.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBrisbane City, AustraliaHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Global Ore Discovery is a leading, mineral and energy geological consultancy with a track record for discovery.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBrighton, AustraliaHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Intrepid Geophysics develops software and provides services for handling potential field geophysics and 3D geology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMilsons Point, AustraliaHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Geos Mining is a specialist geology consultancy that covers all aspects of exploration and mining programs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchHelena Valley, AustraliaHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“At Precision Drilling, our commitment to our clients is unwavering, and we pride ourselves on delivering excellence in everything we do.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchOsborne Park, AustraliaHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Galt Geotechnics is a company of consulting geotechnical engineers, engineering geologists, and environmental scientists based in Perth and Darwin.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNewstead, AustraliaHQ recorded Nov 6, 202651-20015 contacts →

Exact match

“For a full description of services please visit GeoConsult is a progressive and multi-disciplinary company of consulting geoscientists and affiliated industry professionals…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMiddlemount, AustraliaHQ recorded Nov 6, 20261-1014 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchCannonvale, AustraliaHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Geotechnicoal provides underground coal mines with the following products and services: •Geotechnics •Geology •Strata Monitoring Software •Geotechnical Services Include…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 24 of 158 subsurface characterization firms based in Australia

See the full list, filter by size, metro and specialty, and access 1,330 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Subsurface characterization firms based in Australia at a glance

As of Nov 6, 2026
43.7%Verified-email coverage
19.3Average contacts per company
1-10Median size (employees)
14.6%Largest-city concentration · Perth
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
97
11-50
40
51-200
15
201-500
4
1,001-5,000
1
10001+
1

Email recency for this list is measured worldwide rather than for Australia, so it is reported there. Company counts and contact totals on this page are exact for Australia, over 158 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Australia whose business descriptions match “subsurface characterization firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 1,330 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “subsurface characterization firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many subsurface characterization firms are there based in Australia?

RevenueBase identified 158 company matches for subsurface characterization firms associated with Australia as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

LUCAS tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most subsurface characterization firms?

Perth leads with 23 company records, followed by Brisbane (11) and Melbourne (8).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,330 professional contacts with verified work emails tracked across these 158 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.