Company lists · Data refreshed September 2026
Top 25 Geological survey services based in South Africa
RevenueBase identified 187 company matches for geological survey services associated with South Africa as of September 2026 and tracks 1,960 professional contacts across them, including 466 with verified work emails. Johannesburg is the largest hub.
This list covers company matches for geological survey services associated with South Africa, 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 September 20, 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.
The 25 largest geological survey services based in South Africa
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 438 contacts → | ||||
Exact match “The Council for Geoscience (CGS) is one of the National Science Councils of South Africa and is the legal successor of the Geological Survey of South Africa, which was formed in…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 200 contacts → | ||||
Exact match “ROSOND provides fast, efficient, safe and cost-effective drilling and grouting services to mining and exploration industries throughout Africa.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 110 contacts → | ||||
Exact match “The MSA Group is a leading provider of exploration, geology, mineral resource and reserve estimation, mining and environmental consulting services to the mining industry.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 68 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 57 contacts → | ||||
Exact match “Since the company's inception in 1992, Geosure has established a formidable reputation in Southern African Geotechnics.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 54 contacts → | ||||
Exact match “Digital Surveying is a specialist Directional, Geophysical, Geotechnical & Hydrogeological logging company servicing the mining, exploration, and civil engineering industries.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 52 contacts → | ||||
Exact match “Wireline Africa is an engineering company that focuses on supplying the local and international mining industry with products and services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 47 contacts → | ||||
Exact match “Open House Management Solutions is a South-African based, Geotechnical Engineering and Seismological services provider.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 44 contacts → | ||||
Exact match “African Consulting Surveyors was formed in and gained valuable experience on survey projects throughout Africa.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 34 contacts → | ||||
Exact match “Our scope now includes the engineering, environmental and exploration sectors.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 31 contacts → | ||||
Exact match “GEOSS, established on 1 March 2001, specializes in all aspects of hydrogeology, including: • Groundwater exploration (borehole siting, drilling supervision with logging, pumping…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 26 contacts → | ||||
Exact match “Trail Surveys (Pty) Ltd provides a multi-disciplinary surveying service in the following fields: civil engineering, civil construction, hydrographical, mining, cadastral & and…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 22 contacts → | ||||
Exact match “Rafuni offers Geotechnical, Geological and Environmental Consulting Services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 21 contacts → | ||||
Exact match “Bara Consulting is a boutique geological, engineering, ESG and mineral processing consultancy owned and operated by experienced industry professionals and offers high quality…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 15 contacts → | ||||
Exact match “ET-Global is a specialised engineering technical services company servicing local and international mining and offshore industries.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 14 contacts → | ||||
Exact match “For over forty years SCISERV has provided professional analytical and geochemical laboratory services for our geology, exploration and mining clients throughout sub-Saharan Africa.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 12 contacts → | ||||
Exact match “ABOUT US Tritan Survey was formed in 1987 and has been offering survey expertise to clients across Africa since inception.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 12 contacts → | ||||
Exact match “Our brand is synonymous with reliable, accurate and high-quality information.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 12 contacts → | ||||
Exact match “Nkhophele Holdings (Pty) Ltd is a black owned company founded in 2015 to become the core for mining and property development.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 11 contacts → | ||||
Exact match “CDJ Land Surveyors is a proud member of the TerraMatics Group of Companies and provides Professional Land Survey Services to the private and public sectors.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 10 contacts → | ||||
Exact match “Groundwork Consulting is a leading geotechnical consulting firm, harnessing cutting-edge technologies to provide innovative solutions for challenges in both the mining and civil…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 10 contacts → | ||||
Exact match “Mega Pile specialises in geotechnical investigations, piling and lateral support.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 23 | 8 contacts → | ||||
Exact match “Aqua Earth celebrates more than 20 years of operation and prides itself on having a dynamic team of specialists in Hydrogeology, also identified as Groundwater, as well as…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 24 | 8 contacts → | ||||
Exact match “At B&S Geological we are passionate about applying our geological expertise and mastery of cutting-edge modelling software to make a tangible difference.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 25 | 7 contacts → | ||||
Exact match “We are experts in offering complete products and services for your geological exploration, resources and reserves, mining, GIS, and project management needs.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “geological survey services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 187 geological survey services based in South Africa
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Geological survey services based in South Africa at a glance
As of Sep 20, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for South Africa, so it is reported there. Company counts and contact totals on this page are exact for South Africa, over 187 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 South Africa whose business descriptions match “geological survey services” 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 466 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 September 20, 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 “geological survey services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many geological survey services are there based in South Africa?
RevenueBase identified 187 company matches for geological survey services associated with South Africa as of September 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?
Council For Geoscience tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most geological survey services?
Johannesburg leads with 30 company records, followed by Pretoria (12) and Cape Town (11).
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 466 professional contacts with verified work emails tracked across these 187 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 September 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 187 geological survey services based in South Africa. Start with a free account, no credit card.
Download this list →Related lists
Geological survey services by geography
- Geological survey services based in Brisbane, Australia
- Geological survey services based in Melbourne, Australia
- Geological survey services based in Perth, Australia
- Geological survey services based in Sydney, Australia
- Geological survey services based in Belo Horizonte, Brazil
- Geological survey services based in Sao Paulo, Brazil
- Geological survey services based in Calgary, Canada
- Geological survey services based in Toronto, Canada
- Geological survey services based in Vancouver, Canada
- Geological survey services based in Argentina
- Geological survey services based in Australia
- Geological survey services based in Austria
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Geological survey services based in Brisbane, Australia
- Geological survey services based in Melbourne, Australia
- Geological survey services based in Perth, Australia
- Geological survey services based in Sydney, Australia
- Geological survey services based in Belo Horizonte, Brazil
- Geological survey services based in Sao Paulo, Brazil
Company intelligence · public preview
Top 25 geological survey services based in South Africa
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 187 matching company records for geological survey services based in South Africa, with 1,960 tracked contacts and 466 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 geological survey services based in South Africa
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Council For Geosciencegeoscience.org.za HQ: Pretoria, South AfricaReported employees: 201-500 | Pretoria, South Africa | 201-500 | Exact match | 438 contacts → |
“The Council for Geoscience (CGS) is one of the National Science Councils of South Africa and is the legal successor of the Geological Survey of South Africa, which was formed in…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Rosondrosond.comHQ: Johannesburg, South AfricaReported employees: 1,001-5,000 | Johannesburg, South Africa | 1,001-5,000 | Exact match | 200 contacts → |
“ROSOND provides fast, efficient, safe and cost-effective drilling and grouting services to mining and exploration industries throughout Africa.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  The MSA Groupmsagroupservices.comHQ: Victory Park, South AfricaReported employees: 51-200 | Victory Park, South Africa | 51-200 | Exact match | 110 contacts → |
“The MSA Group is a leading provider of exploration, geology, mineral resource and reserve estimation, mining and environmental consulting services to the mining industry.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Geogroupgeogroup.co.zaHQ: Sunrella, South AfricaReported employees: 201-500 | Sunrella, South Africa | 201-500 | Exact match | 68 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 |  Geosure PTY LTDgeosure.co.zaHQ: Durban, South AfricaReported employees: 51-200 | Durban, South Africa | 51-200 | Exact match | 57 contacts → |
“Since the company's inception in 1992, Geosure has established a formidable reputation in Southern African Geotechnics.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Digital Surveyingdigitalsurveying.co.zaHQ: Johannesburg, South AfricaReported employees: 51-200 | Johannesburg, South Africa | 51-200 | Exact match | 54 contacts → |
“Digital Surveying is a specialist Directional, Geophysical, Geotechnical & Hydrogeological logging company servicing the mining, exploration, and civil engineering industries.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Wireline Africawirelineafrica.comHQ: Mooi Nooi, South AfricaReported employees: 51-200 | Mooi Nooi, South Africa | 51-200 | Exact match | 52 contacts → |
“Wireline Africa is an engineering company that focuses on supplying the local and international mining industry with products and services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Open House Management Solutionsohms.co.zaHQ: Potchefstroom, South AfricaReported employees: 11-50 | Potchefstroom, South Africa | 11-50 | Exact match | 47 contacts → |
“Open House Management Solutions is a South-African based, Geotechnical Engineering and Seismological services provider.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  African Consulting Surveyorsafricansurveyors.comHQ: Langebaan, South AfricaReported employees: 11-50 | Langebaan, South Africa | 11-50 | Exact match | 44 contacts → |
“African Consulting Surveyors was formed in and gained valuable experience on survey projects throughout Africa.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Premier Mapping Africapremap.co.za HQ: Cullinan, South AfricaReported employees: 51-200 | Cullinan, South Africa | 51-200 | Exact match | 34 contacts → |
“Our scope now includes the engineering, environmental and exploration sectors.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Geoss South Africageoss.co.zaHQ: Stellenbosch, South AfricaReported employees: 11-50 | Stellenbosch, South Africa | 11-50 | Exact match | 31 contacts → |
“GEOSS, established on 1 March 2001, specializes in all aspects of hydrogeology, including: • Groundwater exploration (borehole siting, drilling supervision with logging, pumping…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Trail Surveys PTY LTDtrailsurveys.comHQ: Pretoria, South AfricaReported employees: 11-50 | Pretoria, South Africa | 11-50 | Exact match | 26 contacts → |
“Trail Surveys (Pty) Ltd provides a multi-disciplinary surveying service in the following fields: civil engineering, civil construction, hydrographical, mining, cadastral & and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Rafuni PTY LTDrafuni.co.zaHQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 22 contacts → |
“Rafuni offers Geotechnical, Geological and Environmental Consulting Services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Bara Consulting LTDbara-consulting.comHQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 21 contacts → |
“Bara Consulting is a boutique geological, engineering, ESG and mineral processing consultancy owned and operated by experienced industry professionals and offers high quality…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Et-Globalet-global.comHQ: Cape Town, South AfricaReported employees: 11-50 | Cape Town, South Africa | 11-50 | Exact match | 15 contacts → |
“ET-Global is a specialised engineering technical services company servicing local and international mining and offshore industries.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Scientific Services CCscientificservices.co.zaHQ: Cape Town, South AfricaReported employees: 11-50 | Cape Town, South Africa | 11-50 | Exact match | 14 contacts → |
“For over forty years SCISERV has provided professional analytical and geochemical laboratory services for our geology, exploration and mining clients throughout sub-Saharan Africa.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Tritan Surveytritan.co.zaHQ: Cape Town, South AfricaReported employees: 11-50 | Cape Town, South Africa | 11-50 | Exact match | 12 contacts → |
“ABOUT US Tritan Survey was formed in 1987 and has been offering survey expertise to clients across Africa since inception.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  5d GEO Professional Land Surveyors5dgeo.co.zaHQ: Bryanston, South AfricaReported employees: 11-50 | Bryanston, South Africa | 11-50 | Exact match | 12 contacts → |
“Our brand is synonymous with reliable, accurate and high-quality information.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Nkhophele Holdingsnkhopheleh.co.zaHQ: Centurion, South AfricaReported employees: 11-50 | Centurion, South Africa | 11-50 | Exact match | 12 contacts → |
“Nkhophele Holdings (Pty) Ltd is a black owned company founded in 2015 to become the core for mining and property development.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  CDJ Land Surveyorscdj.co.zaHQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 11 contacts → |
“CDJ Land Surveyors is a proud member of the TerraMatics Group of Companies and provides Professional Land Survey Services to the private and public sectors.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Groundwork Consultinggroundwork.co.zaHQ: Sandton, South AfricaReported employees: 11-50 | Sandton, South Africa | 11-50 | Exact match | 10 contacts → |
“Groundwork Consulting is a leading geotechnical consulting firm, harnessing cutting-edge technologies to provide innovative solutions for challenges in both the mining and civil…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Mega Pilemegapile.co.za HQ: Durban, South AfricaReported employees: 51-200 | Durban, South Africa | 51-200 | Exact match | 10 contacts → |
“Mega Pile specialises in geotechnical investigations, piling and lateral support.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Aqua Earthaquaearth.co.zaHQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 8 contacts → |
“Aqua Earth celebrates more than 20 years of operation and prides itself on having a dynamic team of specialists in Hydrogeology, also identified as Groundwater, as well as…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  B&s Geologicalbnsgeo.co.zaHQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 8 contacts → |
“At B&S Geological we are passionate about applying our geological expertise and mastery of cutting-edge modelling software to make a tangible difference.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Earthlab Technical Divisionearthlabtech.comHQ: Fourways, South AfricaReported employees: 11-50 | Fourways, South Africa | 11-50 | Exact match | 7 contacts → |
“We are experts in offering complete products and services for your geological exploration, resources and reserves, mining, GIS, and project management needs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 187 company matches
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Geological survey services: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
187 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for South Africa, so it is reported there. Company counts and contact totals on this page are exact for South Africa, over 187 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for geological survey services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many geological survey services did RevenueBase find based in South Africa?
The saved snapshot records 187 matching company records, 1,960 tracked contacts and 466 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Geological survey services by geography
- Geological survey services based in Brisbane, Australia
- Geological survey services based in Melbourne, Australia
- Geological survey services based in Perth, Australia
- Geological survey services based in Sydney, Australia
- Geological survey services based in Belo Horizonte, Brazil
- Geological survey services based in Sao Paulo, Brazil
- Geological survey services based in Calgary, Canada
- Geological survey services based in Toronto, Canada
- Geological survey services based in Vancouver, Canada
- Geological survey services based in Argentina
- Geological survey services based in Australia
- Geological survey services based in Austria
Cite this list
RevenueBase Data Team. Top 25 geological survey services based in South Africa. Snapshot: September 20, 2026. https://revenuebase.ai/companies/geological-survey-services/south-africa.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Geological survey services based in Brisbane, Australia
- Geological survey services based in Melbourne, Australia
- Geological survey services based in Perth, Australia
- Geological survey services based in Sydney, Australia
- Geological survey services based in Belo Horizonte, Brazil
- Geological survey services based in Sao Paulo, Brazil
Company intelligence · public preview
Top 25 geological survey services based in South Africa
RevenueBase records 187 matching company records for geological survey services based in South Africa, with 1,960 tracked contacts and 466 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 geological survey services based in South Africa
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Council For Geosciencegeoscience.org.za HQ: Pretoria, South AfricaReported employees: 201-500 | Pretoria, South Africa | 201-500 | Exact match | 438 contacts → |
“The Council for Geoscience (CGS) is one of the National Science Councils of South Africa and is the legal successor of the Geological Survey of South Africa, which was formed in…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Rosondrosond.com HQ: Johannesburg, South AfricaReported employees: 1,001-5,000 | Johannesburg, South Africa | 1,001-5,000 | Exact match | 200 contacts → |
“ROSOND provides fast, efficient, safe and cost-effective drilling and grouting services to mining and exploration industries throughout Africa.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | The MSA Groupmsagroupservices.com HQ: Victory Park, South AfricaReported employees: 51-200 | Victory Park, South Africa | 51-200 | Exact match | 110 contacts → |
“The MSA Group is a leading provider of exploration, geology, mineral resource and reserve estimation, mining and environmental consulting services to the mining industry.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Geogroupgeogroup.co.za HQ: Sunrella, South AfricaReported employees: 201-500 | Sunrella, South Africa | 201-500 | Exact match | 68 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | Geosure PTY LTDgeosure.co.za HQ: Durban, South AfricaReported employees: 51-200 | Durban, South Africa | 51-200 | Exact match | 57 contacts → |
“Since the company's inception in 1992, Geosure has established a formidable reputation in Southern African Geotechnics.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Digital Surveyingdigitalsurveying.co.za HQ: Johannesburg, South AfricaReported employees: 51-200 | Johannesburg, South Africa | 51-200 | Exact match | 54 contacts → |
“Digital Surveying is a specialist Directional, Geophysical, Geotechnical & Hydrogeological logging company servicing the mining, exploration, and civil engineering industries.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Wireline Africawirelineafrica.com HQ: Mooi Nooi, South AfricaReported employees: 51-200 | Mooi Nooi, South Africa | 51-200 | Exact match | 52 contacts → |
“Wireline Africa is an engineering company that focuses on supplying the local and international mining industry with products and services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Open House Management Solutionsohms.co.za HQ: Potchefstroom, South AfricaReported employees: 11-50 | Potchefstroom, South Africa | 11-50 | Exact match | 47 contacts → |
“Open House Management Solutions is a South-African based, Geotechnical Engineering and Seismological services provider.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | African Consulting Surveyorsafricansurveyors.com HQ: Langebaan, South AfricaReported employees: 11-50 | Langebaan, South Africa | 11-50 | Exact match | 44 contacts → |
“African Consulting Surveyors was formed in and gained valuable experience on survey projects throughout Africa.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Premier Mapping Africapremap.co.za HQ: Cullinan, South AfricaReported employees: 51-200 | Cullinan, South Africa | 51-200 | Exact match | 34 contacts → |
“Our scope now includes the engineering, environmental and exploration sectors.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Geoss South Africageoss.co.za HQ: Stellenbosch, South AfricaReported employees: 11-50 | Stellenbosch, South Africa | 11-50 | Exact match | 31 contacts → |
“GEOSS, established on 1 March 2001, specializes in all aspects of hydrogeology, including: • Groundwater exploration (borehole siting, drilling supervision with logging, pumping…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Trail Surveys PTY LTDtrailsurveys.com HQ: Pretoria, South AfricaReported employees: 11-50 | Pretoria, South Africa | 11-50 | Exact match | 26 contacts → |
“Trail Surveys (Pty) Ltd provides a multi-disciplinary surveying service in the following fields: civil engineering, civil construction, hydrographical, mining, cadastral & and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Rafuni PTY LTDrafuni.co.za HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 22 contacts → |
“Rafuni offers Geotechnical, Geological and Environmental Consulting Services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Bara Consulting LTDbara-consulting.com HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 21 contacts → |
“Bara Consulting is a boutique geological, engineering, ESG and mineral processing consultancy owned and operated by experienced industry professionals and offers high quality…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Et-Globalet-global.com HQ: Cape Town, South AfricaReported employees: 11-50 | Cape Town, South Africa | 11-50 | Exact match | 15 contacts → |
“ET-Global is a specialised engineering technical services company servicing local and international mining and offshore industries.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Scientific Services CCscientificservices.co.za HQ: Cape Town, South AfricaReported employees: 11-50 | Cape Town, South Africa | 11-50 | Exact match | 14 contacts → |
“For over forty years SCISERV has provided professional analytical and geochemical laboratory services for our geology, exploration and mining clients throughout sub-Saharan Africa.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Tritan Surveytritan.co.za HQ: Cape Town, South AfricaReported employees: 11-50 | Cape Town, South Africa | 11-50 | Exact match | 12 contacts → |
“ABOUT US Tritan Survey was formed in 1987 and has been offering survey expertise to clients across Africa since inception.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | 5d GEO Professional Land Surveyors5dgeo.co.za HQ: Bryanston, South AfricaReported employees: 11-50 | Bryanston, South Africa | 11-50 | Exact match | 12 contacts → |
“Our brand is synonymous with reliable, accurate and high-quality information.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Nkhophele Holdingsnkhopheleh.co.za HQ: Centurion, South AfricaReported employees: 11-50 | Centurion, South Africa | 11-50 | Exact match | 12 contacts → |
“Nkhophele Holdings (Pty) Ltd is a black owned company founded in 2015 to become the core for mining and property development.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | CDJ Land Surveyorscdj.co.za HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 11 contacts → |
“CDJ Land Surveyors is a proud member of the TerraMatics Group of Companies and provides Professional Land Survey Services to the private and public sectors.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Groundwork Consultinggroundwork.co.za HQ: Sandton, South AfricaReported employees: 11-50 | Sandton, South Africa | 11-50 | Exact match | 10 contacts → |
“Groundwork Consulting is a leading geotechnical consulting firm, harnessing cutting-edge technologies to provide innovative solutions for challenges in both the mining and civil…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Mega Pilemegapile.co.za HQ: Durban, South AfricaReported employees: 51-200 | Durban, South Africa | 51-200 | Exact match | 10 contacts → |
“Mega Pile specialises in geotechnical investigations, piling and lateral support.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Aqua Earthaquaearth.co.za HQ: Johannesburg, South AfricaReported employees: 11-50 | Johannesburg, South Africa | 11-50 | Exact match | 8 contacts → |
“Aqua Earth celebrates more than 20 years of operation and prides itself on having a dynamic team of specialists in Hydrogeology, also identified as Groundwater, as well as…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | B&s Geologicalbnsgeo.co.za HQ: Johannesburg, South AfricaReported employees: 1-10 | Johannesburg, South Africa | 1-10 | Exact match | 8 contacts → |
“At B&S Geological we are passionate about applying our geological expertise and mastery of cutting-edge modelling software to make a tangible difference.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Earthlab Technical Divisionearthlabtech.com HQ: Fourways, South AfricaReported employees: 11-50 | Fourways, South Africa | 11-50 | Exact match | 7 contacts → |
“We are experts in offering complete products and services for your geological exploration, resources and reserves, mining, GIS, and project management needs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 187 company matches
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Geological survey services: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
187 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for South Africa, so it is reported there. Company counts and contact totals on this page are exact for South Africa, over 187 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for geological survey services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many geological survey services did RevenueBase find based in South Africa?
The saved snapshot records 187 matching company records, 1,960 tracked contacts and 466 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Geological survey services by geography
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Cite this list
RevenueBase Data Team. Top 25 geological survey services based in South Africa. Snapshot: September 20, 2026. https://revenuebase.ai/companies/geological-survey-services/south-africa.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Geological survey services based in Brisbane, Australia
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- Geological survey services based in Perth, Australia
- Geological survey services based in Sydney, Australia
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