Company lists · Data refreshed November 2026

Top 25 Geothermal well services based in the United Kingdom

RevenueBase identified 81 company matches for geothermal well services associated with the United Kingdom as of November 2026 and tracks 887 professional contacts across them, including 362 with verified work emails. Aberdeen is the largest hub.

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

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

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
81Companies
887Contacts tracked
362Verified emails
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The 25 largest geothermal well services based in the United Kingdom

Ranked by team size
Top 25 of 81 company matches for geothermal well services based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchAberdeen, United KingdomHQ recorded Nov 6, 2026201-500310 contacts →

Exact match

“Well-Safe Solutions supports each stage of the well life cycle, from cradle to grave, as part of the global energy transition.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSudbrooke, United KingdomHQ recorded Nov 6, 202651-20085 contacts →

Exact match

“Star Energy Group plc is a British energy business.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchAberdeen, United KingdomHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“GoreVega supports the global oil and gas industry by providing valuable technical expertise for operators and service companies at each stage of a well’s lifecycle, from drilling…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchGreat Yarmouth, United KingdomHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“CeraPhi Energy is a leading project development company delivering global geothermal energy solutions at scale.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchArundel, United KingdomHQ recorded Nov 6, 202651-20025 contacts →

Exact match

“Dando Drilling International has over 150 years experience of supplying drilling rigs and equipment for the water well, mineral exploration, geotechnical & geothermal sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchKirdford, United KingdomHQ recorded Nov 6, 202651-20022 contacts →

Exact match

“Nicholls Boreholes & Ground Source is an established, industry leading, family-run, specialist drilling company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSeaham, United KingdomHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Drilcorp was established in 1992 and since then has developed into one of the UK’s top drilling companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchShropham, United KingdomHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Stuart Wells is a specialist dewatering and groundwater management contractor, providing technically focused and cost-effective solutions to complex water management challenges…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchFalmouth, United KingdomHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“GeoScience Limited is an independent earth science consultancy, providing engineering, geomechanics and reservoir geology solutions to the oil, gas and geothermal industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchWestbury, United KingdomHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Marshall Drilling offer a nationwide service providing a range of drilling services, specialising in geotechnical and geo-environmental rotary drilling.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchDyce, United KingdomHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“HydroVolve offers an integrated range of pioneering technology products and services across the well lifecycle – all designed, engineered and manufactured inhouse by our dedicated…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchEdinburgh City, United KingdomHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“We are an award-winning geothermal company based in Edinburgh, Scotland and a leading specialist in all aspects of the UK’s geothermal resources.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchKirkby-in-ashfield, United KingdomHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Groundsource Drilling & Contracting Limited is a specialised drilling contractor providing a quality, professional, and reliable drilling service to the public, private and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchKinsham, United KingdomHQ recorded Nov 6, 202611-5012 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchAylesbury, United KingdomHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“We specialise in Geothermal Ground Source Boreholes and Water Boreholes up to 300m.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBordon, United KingdomHQ recorded Nov 6, 202611-506 contacts →

Exact match

“At Onsen Energy, we provide homeowners, developers, sports clubs, schools and the wider energy market with ground source heating systems and drilling services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPewsey, United KingdomHQ recorded Nov 6, 202611-505 contacts →

Exact match

“First established in 1870, Whatley & Co are a leading provider of and one of the oldest names in water engineering services within southern England.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLeicestershire, United KingdomHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Aquifer Energy is a specialist consultant offering a full range of services for Open & Closed loop Ground Source Heating Projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchCleland, United KingdomHQ recorded Nov 6, 202611-504 contacts →

Exact match

“Hydracrat is one of Scotland’s premier borehole drilling contractors, specialising in: 1.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchRoyston, United KingdomHQ recorded Nov 6, 202611-504 contacts →

Exact match

“B.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHereford, United KingdomHQ recorded Nov 6, 20261-104 contacts →

Exact match

“At Drift, we deliver precision drilling solutions that unlock secure water supplies and sustainable energy for projects across the UK.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLeigh, United KingdomHQ recorded Nov 6, 20261-104 contacts →

Exact match

“J P Whitter Waterwell Engineers are experienced water well borehole drillers, pump maintenance & Cleaning drilling, private & commercial water supplies”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchNew Balderton, United KingdomHQ recorded Nov 6, 202611-503 contacts →

Exact match

“P W Well Services Ltd is the market leader for onshore well servicing operations within the United Kingdom.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSheffield, United KingdomHQ recorded Nov 6, 202651-2003 contacts →

Exact match

“Consortium Drilling is a leading onshore deep drilling contractor based in the heart of the UK.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchCambridge, United KingdomHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Primeval Energy is a geothermal solutions company, newly established by seasoned oil and gas, geothermal, finance and commercial professionals.”

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

Showing 25 of 81 geothermal well services based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 362 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Geothermal well services based in the United Kingdom at a glance

As of Nov 6, 2026
40.8%Verified-email coverage
11.0Average contacts per company
11-50Median size (employees)
3.7%Largest-city concentration · Aberdeen
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
37
11-50
35
51-200
5
201-500
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 81 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 the United Kingdom whose business descriptions match “geothermal well 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 362 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

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

How many geothermal well services are there based in the United Kingdom?

RevenueBase identified 81 company matches for geothermal well services associated with the United Kingdom as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Well-Safe Solutions tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most geothermal well services?

Aberdeen leads with 3 company records, followed by Durham (2) and Falmouth (2).

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 362 professional contacts with verified work emails tracked across these 81 companies; direct dials are available where recorded.

How current is this list?

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

Ready to reach these companies? Verified emails and direct dials for all 81 geothermal well services based in the United Kingdom. Start with a free account, no credit card.

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About this data

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