Company lists · Data refreshed September 2026
Top 25 Hydrogeology companies based in New Zealand
RevenueBase identified 78 company matches for hydrogeology companies associated with New Zealand as of September 2026 and tracks 1,604 professional contacts across them, including 916 with verified work emails. Auckland is the largest hub.
This list covers company matches for hydrogeology companies associated with New Zealand, 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 21, 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 hydrogeology companies based in New Zealand
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 696 contacts → | ||||
Exact match “Seequent, The Bentley Subsurface Company, helps organisations to understand the underground, giving them the confidence to make better decisions faster.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 121 contacts → | ||||
Exact match “ENGEO Ltd (formally Geoscience Consulting) is a specialist consultancy group providing Engineering Geological, Geophysical, Environmental and Geotechnical Engineering services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 3 | 65 contacts → | ||||
Exact match “Founded in 1994, MTL specialises in engineering design and project management for renewable energy, water infrastructure and industrial projects.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 43 contacts → | ||||
Exact match “GWE Consulting Engineers is a multi-disciplinary engineering consultancy providing geotechnical, civil and water, environmental, wastewater and stormwater engineering services and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 40 contacts → | ||||
Exact match “Damwatch is a highly respected niche consultancy business based in Wellington, New Zealand and provide services to hydropower, water and irrigation clients internationally.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 39 contacts → | ||||
Exact match “At GeoSolve we understand the importance of managing geological risk, and our specialist knowledge and proven track record means we can provide practical resilient solutions…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 39 contacts → | ||||
Exact match “March Construction brings together the geotechnical and water infrastructure expertise, which when combined with the micro-tunnelling expertise of our sister company Rob Carr…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 32 contacts → | ||||
Exact match “Verum Group is an environmental research and consulting company, with specialist knowledge in Environmental and Occupational Hygiene monitoring, energy technologies and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 28 contacts → | ||||
Exact match “With a rich legacy spanning over three decades, Soil & Rock Consultants stand at the forefront of the geotechnical, environmental, civil, and geological engineering landscape in…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 27 contacts → | ||||
Exact match “JRG Energy is an established group of personalized consultants servicing all aspects of the Oil and Gas, Geothermal, and Renewable Energy Industries.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 11 | 26 contacts → | ||||
Exact match “Trusted, Innovative, Water Solutions.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 23 contacts → | ||||
Exact match “Geotechnical Engineering, and Engineering Geology, including Site Investigations, Earthworks Supervision and Control, Expansive Soils, Dynamic Probing, Foundation & Retaining Wall…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 21 contacts → | ||||
Exact match “Geo40 is an innovative technology development and operating company based in New Zealand.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 20 contacts → | ||||
Exact match “Engineering Geology Ltd (EGL) is a professional consultancy practice specialising in geotechnical and earthquake engineering and engineering geology.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 20 contacts → | ||||
Exact match “Webster Drilling and Exploration Limited is a drilling contracting company based out of Porirua, Wellington, New Zealand.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 17 contacts → | ||||
Exact match “Geotechnical Engineers of Choice!” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 16 contacts → | ||||
Exact match “Andy O’Sullivan was established to offer a nimble international best practice service in geotechnical design to the local infrastructure industry.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 16 contacts → | ||||
Exact match “Williamson Water & Land Advisory (WWLA) is a New Zealand based, employee owned, niche environmental consultancy.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 15 contacts → | ||||
Exact match “McMillan Drilling is a leading multi-disciplinary drilling company operating throughout New Zealand and the Pacific.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 15 contacts → | ||||
Exact match “Drilling Fluid Equipment (DFE) is a results driven company specialising in providing customised solutions to meet our clients unique set of requirements.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 13 contacts → | ||||
Exact match “LandTech Consulting is a specialist geotechnical service provider comprising a team of qualified Geotechnical Engineers and Engineering Geologists, with experience in geotechnical…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 12 contacts → | ||||
Exact match “HAL Consulting Ltd (HAL) is a niche engineering consultancy that specialises in wastewater, stormwater and water supply network modelling and strategic planning, and data…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 10 contacts → | ||||
Exact match “Specialist engineering consulting firm with expertise in hydraulic modelling of rivers and streams, river engineering, geomorphology, hydrology and hydrologic modelling, remote…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 10 contacts → | ||||
Exact match “Trenchmate is a New Zealand-owned company dedicated to delivering certified shoring, groundwater treatment, and solids control solutions.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 25 | 9 contacts → | ||||
Exact match “Welcome to Earthtech Consulting Limited.” Recorded in the RevenueBase company graph · Sep 21, 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 “hydrogeology companies”. 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 78 hydrogeology companies based in New Zealand
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Hydrogeology companies based in New Zealand at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for New Zealand, so it is reported there. Company counts and contact totals on this page are exact for New Zealand, over 78 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 New Zealand whose business descriptions match “hydrogeology companies” 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 916 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 21, 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 “hydrogeology companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many hydrogeology companies are there based in New Zealand?
RevenueBase identified 78 company matches for hydrogeology companies associated with New Zealand 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?
Seequent tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most hydrogeology companies?
Auckland leads with 17 company records, followed by Christchurch (15) and Hamilton (4).
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 916 professional contacts with verified work emails tracked across these 78 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 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 78 hydrogeology companies based in New Zealand. Start with a free account, no credit card.
Download this list →Related lists
Hydrogeology companies by geography
- Hydrogeology companies based in Brisbane, Australia
- Hydrogeology companies based in Melbourne, Australia
- Hydrogeology companies based in Perth, Australia
- Hydrogeology companies based in Sydney, Australia
- Hydrogeology companies based in Belo Horizonte, Brazil
- Hydrogeology companies based in Porto Alegre, Brazil
- Hydrogeology companies based in Rio De Janeiro, Brazil
- Hydrogeology companies based in Sao Paulo, Brazil
- Hydrogeology companies based in Calgary, Canada
- Hydrogeology companies based in Montreal, Canada
- Hydrogeology companies based in Toronto, Canada
- Hydrogeology companies based in Vancouver, Canada
Browse the directory
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
- Hydrogeology companies based in Brisbane, Australia
- Hydrogeology companies based in Melbourne, Australia
- Hydrogeology companies based in Perth, Australia
- Hydrogeology companies based in Sydney, Australia
- Hydrogeology companies based in Belo Horizonte, Brazil
- Hydrogeology companies based in Porto Alegre, Brazil
Company intelligence · public preview
Top 25 hydrogeology companies based in New Zealand
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 78 matching company records for hydrogeology companies based in New Zealand, with 1,604 tracked contacts and 916 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 21, 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 hydrogeology companies based in New Zealand
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 |  Seequentseequent.comHQ: Christchurch, New ZealandReported employees: 501-1,000 | Christchurch, New Zealand | 501-1,000 | Exact match | 696 contacts → |
“Seequent, The Bentley Subsurface Company, helps organisations to understand the underground, giving them the confidence to make better decisions faster.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Engeo NZ & AUengeo.co.nzHQ: Christchurch, New ZealandReported employees: 51-200 | Christchurch, New Zealand | 51-200 | Exact match | 121 contacts → |
“ENGEO Ltd (formally Geoscience Consulting) is a specialist consultancy group providing Engineering Geological, Geophysical, Environmental and Geotechnical Engineering services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  MTL NZmtlnz.co.nzHQ: Auckland, New ZealandReported employees: 51-200 | Auckland, New Zealand | 51-200 | Exact match | 65 contacts → |
“Founded in 1994, MTL specialises in engineering design and project management for renewable energy, water infrastructure and industrial projects.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  GWE Consulting Engineersgwe.co.nzHQ: Takapuna, New ZealandReported employees: 11-50 | Takapuna, New Zealand | 11-50 | Exact match | 43 contacts → |
“GWE Consulting Engineers is a multi-disciplinary engineering consultancy providing geotechnical, civil and water, environmental, wastewater and stormwater engineering services and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Damwatch Engineering LTDdamwatch.co.nzHQ: Wellington, New ZealandReported employees: 11-50 | Wellington, New Zealand | 11-50 | Exact match | 40 contacts → |
“Damwatch is a highly respected niche consultancy business based in Wellington, New Zealand and provide services to hydropower, water and irrigation clients internationally.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Geosolve LTDgeosolve.co.nzHQ: South Dunedin, New ZealandReported employees: 11-50 | South Dunedin, New Zealand | 11-50 | Exact match | 39 contacts → |
“At GeoSolve we understand the importance of managing geological risk, and our specialist knowledge and proven track record means we can provide practical resilient solutions…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  March Construction LTDmarchconstruction.co.nzHQ: Christchurch, New ZealandReported employees: 51-200 | Christchurch, New Zealand | 51-200 | Exact match | 39 contacts → |
“March Construction brings together the geotechnical and water infrastructure expertise, which when combined with the micro-tunnelling expertise of our sister company Rob Carr…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Verum Groupverumgroup.co.nzHQ: Christchurch, New ZealandReported employees: 11-50 | Christchurch, New Zealand | 11-50 | Exact match | 32 contacts → |
“Verum Group is an environmental research and consulting company, with specialist knowledge in Environmental and Occupational Hygiene monitoring, energy technologies and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Soil & Rock Consultantssoilandrock.co.nzHQ: Henderson, New ZealandReported employees: 51-200 | Henderson, New Zealand | 51-200 | Exact match | 28 contacts → |
“With a rich legacy spanning over three decades, Soil & Rock Consultants stand at the forefront of the geotechnical, environmental, civil, and geological engineering landscape in…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  JRG Energyjrgenergy.comHQ: Taupo, New ZealandReported employees: 11-50 | Taupo, New Zealand | 11-50 | Exact match | 27 contacts → |
“JRG Energy is an established group of personalized consultants servicing all aspects of the Oil and Gas, Geothermal, and Renewable Energy Industries.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Watersmartwatersmart.co.nzHQ: Auckland, New ZealandReported employees: 11-50 | Auckland, New Zealand | 11-50 | Exact match | 26 contacts → |
“Trusted, Innovative, Water Solutions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Wilton Joubert - Geotechgeotek.co.nzHQ: Auckland, New ZealandReported employees: 51-200 | Auckland, New Zealand | 51-200 | Exact match | 23 contacts → |
“Geotechnical Engineering, and Engineering Geology, including Site Investigations, Earthworks Supervision and Control, Expansive Soils, Dynamic Probing, Foundation & Retaining Wall…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Geo40 Limitedgeo40.com HQ: Taupo, New ZealandReported employees: 11-50 | Taupo, New Zealand | 11-50 | Exact match | 21 contacts → |
“Geo40 is an innovative technology development and operating company based in New Zealand.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  EGL Engineering Geology Limitedegl.co.nzHQ: Auckland, New ZealandReported employees: 11-50 | Auckland, New Zealand | 11-50 | Exact match | 20 contacts → |
“Engineering Geology Ltd (EGL) is a professional consultancy practice specialising in geotechnical and earthquake engineering and engineering geology.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Webster Drilling And Exploration Limitedwebsterdrilling.com HQ: Porirua, New ZealandReported employees: 11-50 | Porirua, New Zealand | 11-50 | Exact match | 20 contacts → |
“Webster Drilling and Exploration Limited is a drilling contracting company based out of Porirua, Wellington, New Zealand.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  KGA Geotechnical Group Limitedkga.co.nzHQ: Auckland & Christchurch, New ZealandReported employees: 11-50 | Auckland & Christchurch, New Zealand | 11-50 | Exact match | 17 contacts → |
“Geotechnical Engineers of Choice!” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Andy O'sullivanaosullivan.co.nzHQ: Auckland Central, New ZealandReported employees: 11-50 | Auckland Central, New Zealand | 11-50 | Exact match | 16 contacts → |
“Andy O’Sullivan was established to offer a nimble international best practice service in geotechnical design to the local infrastructure industry.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Williamson Water & Land Advisorywwla.kiwiHQ: Kumeu, New ZealandReported employees: 11-50 | Kumeu, New Zealand | 11-50 | Exact match | 16 contacts → |
“Williamson Water & Land Advisory (WWLA) is a New Zealand based, employee owned, niche environmental consultancy.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Mcmillan Drillingdrilling.co.nz HQ: Auckland & Christchurch, New ZealandReported employees: 51-200 | Auckland & Christchurch, New Zealand | 51-200 | Exact match | 15 contacts → |
“McMillan Drilling is a leading multi-disciplinary drilling company operating throughout New Zealand and the Pacific.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Drilling Fluid Equipment DFEdfepacific.com HQ: Bell Block, New ZealandReported employees: 1-10 | Bell Block, New Zealand | 1-10 | Exact match | 15 contacts → |
“Drilling Fluid Equipment (DFE) is a results driven company specialising in providing customised solutions to meet our clients unique set of requirements.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Landtech Consultinglandtech.nzHQ: Christchurch, New ZealandReported employees: 11-50 | Christchurch, New Zealand | 11-50 | Exact match | 13 contacts → |
“LandTech Consulting is a specialist geotechnical service provider comprising a team of qualified Geotechnical Engineers and Engineering Geologists, with experience in geotechnical…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  HAL Consulting LTDhalconsulting.co.nzHQ: Parnell, New ZealandReported employees: 11-50 | Parnell, New Zealand | 11-50 | Exact match | 12 contacts → |
“HAL Consulting Ltd (HAL) is a niche engineering consultancy that specialises in wastewater, stormwater and water supply network modelling and strategic planning, and data…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Land River SEA Consultinglandriversea.comHQ: Christchurch, New ZealandReported employees: 1-10 | Christchurch, New Zealand | 1-10 | Exact match | 10 contacts → |
“Specialist engineering consulting firm with expertise in hydraulic modelling of rivers and streams, river engineering, geomorphology, hydrology and hydrologic modelling, remote…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Trenchmatetrenchmate.co.nzHQ: Papakura, New ZealandReported employees: 11-50 | Papakura, New Zealand | 11-50 | Exact match | 10 contacts → |
“Trenchmate is a New Zealand-owned company dedicated to delivering certified shoring, groundwater treatment, and solids control solutions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Earthtech Consulting Limitedearthtech.co.nzHQ: Pukekohe, New ZealandReported employees: 1-10 | Pukekohe, New Zealand | 1-10 | Exact match | 9 contacts → |
“Welcome to Earthtech Consulting Limited.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 78 company matches
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Hydrogeology companies: dataset insights
September 21, 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
78 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 New Zealand, so it is reported there. Company counts and contact totals on this page are exact for New Zealand, over 78 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 21, 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 hydrogeology companies?
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 hydrogeology companies did RevenueBase find based in New Zealand?
The saved snapshot records 78 matching company records, 1,604 tracked contacts and 916 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 21, 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
Hydrogeology companies by geography
- Hydrogeology companies based in Brisbane, Australia
- Hydrogeology companies based in Melbourne, Australia
- Hydrogeology companies based in Perth, Australia
- Hydrogeology companies based in Sydney, Australia
- Hydrogeology companies based in Belo Horizonte, Brazil
- Hydrogeology companies based in Porto Alegre, Brazil
- Hydrogeology companies based in Rio De Janeiro, Brazil
- Hydrogeology companies based in Sao Paulo, Brazil
- Hydrogeology companies based in Calgary, Canada
- Hydrogeology companies based in Montreal, Canada
- Hydrogeology companies based in Toronto, Canada
- Hydrogeology companies based in Vancouver, Canada
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 hydrogeology companies based in New Zealand. Snapshot: September 21, 2026. https://revenuebase.ai/companies/hydrogeology-companies/new-zealand.
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
- Hydrogeology companies based in Brisbane, Australia
- Hydrogeology companies based in Melbourne, Australia
- Hydrogeology companies based in Perth, Australia
- Hydrogeology companies based in Sydney, Australia
- Hydrogeology companies based in Belo Horizonte, Brazil
- Hydrogeology companies based in Porto Alegre, Brazil
Company intelligence · public preview
Top 25 hydrogeology companies based in New Zealand
RevenueBase records 78 matching company records for hydrogeology companies based in New Zealand, with 1,604 tracked contacts and 916 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 21, 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 hydrogeology companies based in New Zealand
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 | Seequentseequent.com HQ: Christchurch, New ZealandReported employees: 501-1,000 | Christchurch, New Zealand | 501-1,000 | Exact match | 696 contacts → |
“Seequent, The Bentley Subsurface Company, helps organisations to understand the underground, giving them the confidence to make better decisions faster.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Engeo NZ & AUengeo.co.nz HQ: Christchurch, New ZealandReported employees: 51-200 | Christchurch, New Zealand | 51-200 | Exact match | 121 contacts → |
“ENGEO Ltd (formally Geoscience Consulting) is a specialist consultancy group providing Engineering Geological, Geophysical, Environmental and Geotechnical Engineering services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | MTL NZmtlnz.co.nz HQ: Auckland, New ZealandReported employees: 51-200 | Auckland, New Zealand | 51-200 | Exact match | 65 contacts → |
“Founded in 1994, MTL specialises in engineering design and project management for renewable energy, water infrastructure and industrial projects.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | GWE Consulting Engineersgwe.co.nz HQ: Takapuna, New ZealandReported employees: 11-50 | Takapuna, New Zealand | 11-50 | Exact match | 43 contacts → |
“GWE Consulting Engineers is a multi-disciplinary engineering consultancy providing geotechnical, civil and water, environmental, wastewater and stormwater engineering services and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Damwatch Engineering LTDdamwatch.co.nz HQ: Wellington, New ZealandReported employees: 11-50 | Wellington, New Zealand | 11-50 | Exact match | 40 contacts → |
“Damwatch is a highly respected niche consultancy business based in Wellington, New Zealand and provide services to hydropower, water and irrigation clients internationally.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Geosolve LTDgeosolve.co.nz HQ: South Dunedin, New ZealandReported employees: 11-50 | South Dunedin, New Zealand | 11-50 | Exact match | 39 contacts → |
“At GeoSolve we understand the importance of managing geological risk, and our specialist knowledge and proven track record means we can provide practical resilient solutions…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | March Construction LTDmarchconstruction.co.nz HQ: Christchurch, New ZealandReported employees: 51-200 | Christchurch, New Zealand | 51-200 | Exact match | 39 contacts → |
“March Construction brings together the geotechnical and water infrastructure expertise, which when combined with the micro-tunnelling expertise of our sister company Rob Carr…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Verum Groupverumgroup.co.nz HQ: Christchurch, New ZealandReported employees: 11-50 | Christchurch, New Zealand | 11-50 | Exact match | 32 contacts → |
“Verum Group is an environmental research and consulting company, with specialist knowledge in Environmental and Occupational Hygiene monitoring, energy technologies and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Soil & Rock Consultantssoilandrock.co.nz HQ: Henderson, New ZealandReported employees: 51-200 | Henderson, New Zealand | 51-200 | Exact match | 28 contacts → |
“With a rich legacy spanning over three decades, Soil & Rock Consultants stand at the forefront of the geotechnical, environmental, civil, and geological engineering landscape in…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | JRG Energyjrgenergy.com HQ: Taupo, New ZealandReported employees: 11-50 | Taupo, New Zealand | 11-50 | Exact match | 27 contacts → |
“JRG Energy is an established group of personalized consultants servicing all aspects of the Oil and Gas, Geothermal, and Renewable Energy Industries.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Watersmartwatersmart.co.nz HQ: Auckland, New ZealandReported employees: 11-50 | Auckland, New Zealand | 11-50 | Exact match | 26 contacts → |
“Trusted, Innovative, Water Solutions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Wilton Joubert - Geotechgeotek.co.nz HQ: Auckland, New ZealandReported employees: 51-200 | Auckland, New Zealand | 51-200 | Exact match | 23 contacts → |
“Geotechnical Engineering, and Engineering Geology, including Site Investigations, Earthworks Supervision and Control, Expansive Soils, Dynamic Probing, Foundation & Retaining Wall…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Geo40 Limitedgeo40.com HQ: Taupo, New ZealandReported employees: 11-50 | Taupo, New Zealand | 11-50 | Exact match | 21 contacts → |
“Geo40 is an innovative technology development and operating company based in New Zealand.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | EGL Engineering Geology Limitedegl.co.nz HQ: Auckland, New ZealandReported employees: 11-50 | Auckland, New Zealand | 11-50 | Exact match | 20 contacts → |
“Engineering Geology Ltd (EGL) is a professional consultancy practice specialising in geotechnical and earthquake engineering and engineering geology.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Webster Drilling And Exploration Limitedwebsterdrilling.com HQ: Porirua, New ZealandReported employees: 11-50 | Porirua, New Zealand | 11-50 | Exact match | 20 contacts → |
“Webster Drilling and Exploration Limited is a drilling contracting company based out of Porirua, Wellington, New Zealand.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | KGA Geotechnical Group Limitedkga.co.nz HQ: Auckland & Christchurch, New ZealandReported employees: 11-50 | Auckland & Christchurch, New Zealand | 11-50 | Exact match | 17 contacts → |
“Geotechnical Engineers of Choice!” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Andy O'sullivanaosullivan.co.nz HQ: Auckland Central, New ZealandReported employees: 11-50 | Auckland Central, New Zealand | 11-50 | Exact match | 16 contacts → |
“Andy O’Sullivan was established to offer a nimble international best practice service in geotechnical design to the local infrastructure industry.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Williamson Water & Land Advisorywwla.kiwi HQ: Kumeu, New ZealandReported employees: 11-50 | Kumeu, New Zealand | 11-50 | Exact match | 16 contacts → |
“Williamson Water & Land Advisory (WWLA) is a New Zealand based, employee owned, niche environmental consultancy.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Mcmillan Drillingdrilling.co.nz HQ: Auckland & Christchurch, New ZealandReported employees: 51-200 | Auckland & Christchurch, New Zealand | 51-200 | Exact match | 15 contacts → |
“McMillan Drilling is a leading multi-disciplinary drilling company operating throughout New Zealand and the Pacific.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Drilling Fluid Equipment DFEdfepacific.com HQ: Bell Block, New ZealandReported employees: 1-10 | Bell Block, New Zealand | 1-10 | Exact match | 15 contacts → |
“Drilling Fluid Equipment (DFE) is a results driven company specialising in providing customised solutions to meet our clients unique set of requirements.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Landtech Consultinglandtech.nz HQ: Christchurch, New ZealandReported employees: 11-50 | Christchurch, New Zealand | 11-50 | Exact match | 13 contacts → |
“LandTech Consulting is a specialist geotechnical service provider comprising a team of qualified Geotechnical Engineers and Engineering Geologists, with experience in geotechnical…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HAL Consulting LTDhalconsulting.co.nz HQ: Parnell, New ZealandReported employees: 11-50 | Parnell, New Zealand | 11-50 | Exact match | 12 contacts → |
“HAL Consulting Ltd (HAL) is a niche engineering consultancy that specialises in wastewater, stormwater and water supply network modelling and strategic planning, and data…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Land River SEA Consultinglandriversea.com HQ: Christchurch, New ZealandReported employees: 1-10 | Christchurch, New Zealand | 1-10 | Exact match | 10 contacts → |
“Specialist engineering consulting firm with expertise in hydraulic modelling of rivers and streams, river engineering, geomorphology, hydrology and hydrologic modelling, remote…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Trenchmatetrenchmate.co.nz HQ: Papakura, New ZealandReported employees: 11-50 | Papakura, New Zealand | 11-50 | Exact match | 10 contacts → |
“Trenchmate is a New Zealand-owned company dedicated to delivering certified shoring, groundwater treatment, and solids control solutions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Earthtech Consulting Limitedearthtech.co.nz HQ: Pukekohe, New ZealandReported employees: 1-10 | Pukekohe, New Zealand | 1-10 | Exact match | 9 contacts → |
“Welcome to Earthtech Consulting Limited.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 78 company matches
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Hydrogeology companies: dataset insights
September 21, 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
78 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 New Zealand, so it is reported there. Company counts and contact totals on this page are exact for New Zealand, over 78 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 21, 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 hydrogeology companies?
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 hydrogeology companies did RevenueBase find based in New Zealand?
The saved snapshot records 78 matching company records, 1,604 tracked contacts and 916 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 21, 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.
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Cite this list
RevenueBase Data Team. Top 25 hydrogeology companies based in New Zealand. Snapshot: September 21, 2026. https://revenuebase.ai/companies/hydrogeology-companies/new-zealand.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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