Company lists · Data refreshed November 2026

Top 25 Well injection services worldwide

RevenueBase identified 199 company matches for well injection services worldwide as of November 2026 and tracks 15,256 professional contacts across them, including 2,904 with verified work emails. The United States is the largest market and Calgary the largest hub.

This list covers company matches for well injection services worldwide, 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. Country and city lists for well injection services follow the table.

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
199Companies
15,256Contacts tracked
2,904Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest well injection services worldwide

Ranked by team size
Top 25 of 199 company matches for well injection services worldwide, 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 matchHouston, TX, United StatesHQ recorded Nov 6, 202610001+2,552 contacts →

Exact match

“Patterson-UTI is a leading provider of drilling and completion services to oil and natural gas exploration and production companies in the United States and other select…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchComuna 1, ArgentinaHQ recorded Nov 6, 20261,001-5,0002,324 contacts →

Exact match

“Somos la mayor prestadora de servicios de perforación de la Argentina y somos líderes en la prestación de servicios asociados al mantenimiento y optimización de los pozos de…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchThe Woodlands, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,359 contacts →

Exact match

“Cudd offers a broad range of technical and specialized oilfield services to companies engaged in the exploration and production of oil and natural gas worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchKaty, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,303 contacts →

Exact match

“Newpark Fluids Systems is the world’s leading pure-play oil & gas and geothermal fluid solutions provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchEast Ahmadi, KuwaitHQ recorded Nov 6, 20261,001-5,000759 contacts →

Exact match

“KUWAIT DRILLING CO.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchPort Of Spain, Trinidad and TobagoHQ recorded Nov 6, 20261,001-5,000750 contacts →

Exact match

“Tucker Energy Services is a service oriented and customer focused organization providing high quality products and services to our clients in the energy industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20261,001-5,000501 contacts →

Exact match

“Universal Pressure Pumping is now NexTier Completion Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026501-1,000384 contacts →

Exact match

“Express Energy Services, a leading oilfield services company, is active in every major hydrocarbon basin in the United States and is a premier provider of products and services…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchNew Iberia, LA, United StatesHQ recorded Nov 6, 2026501-1,000304 contacts →

Exact match

“LEAM Drilling Systems, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNew Cairo, EgyptHQ recorded Nov 6, 2026501-1,000237 contacts →

Exact match

“SAKNAFTA was incorporated in 2007 under the Law of the Arab Republic of Egypt as Service Petroleum Company provides a multiple services to the oil and gas industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchComuna 2, ArgentinaHQ recorded Nov 6, 2026501-1,000236 contacts →

Exact match

“Calfrac, empresa líder de servicios especializados en yacimientos petrolíferos con sede en Calgary, Canadá.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026501-1,000206 contacts →

Exact match

“Getting it done right.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSeiling, OK, United StatesHQ recorded Nov 6, 2026501-1,000187 contacts →

Exact match

“Gore Nitrogen Pumping Service, LLC, is an owner-operated oilfield service company established in 2001.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchEdmonton, CanadaHQ recorded Nov 6, 2026201-500171 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBuenos Aires, ArgentinaHQ recorded Nov 6, 202651-200125 contacts →

Exact match

“Latitud 45 es una Compañía privada de cementación y estimulación de pozos que nace con la clara Misión de hacer las cosas en forma diferente en la industria del petróleo y gas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchQuito, EcuadorHQ recorded Nov 6, 202651-200105 contacts →

Exact match

“GEOPETSA S.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchIndiaHQ recorded Nov 6, 2026201-500102 contacts →

Exact match

“JayBee offers integrated / turnkey oilfield solutions starting from API, Drilling, Cementing, Mud Logging, Mud Engineering, Directional Drilling, Testing, workover as well as well…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchIndiaHQ recorded Nov 6, 202651-20083 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchCisco, TX, United StatesHQ recorded Nov 6, 2026201-50076 contacts →

Exact match

“Flying A Pumping Services LLC is a leader in the oil and gas sector, deeply rooted in its commitment to quality service and customer satisfaction.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchIslamabad, PakistanHQ recorded Nov 6, 202651-20071 contacts →

Exact match

“Integrated Well Services & Solutions (IWSS) is a group of strategic business partners, providing well intervention and pressure pumping services to leading organizations locally…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBakersfield, CA, United StatesHQ recorded Nov 6, 2026501-1,00069 contacts →

Exact match

“C&J Well Services, LLC is focused on downhole oil well services including drilling and workover rig operations, well plug and abandonment and well stimulation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchUnited StatesHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“NightHawk Completion Services focuses on specialty fluids, flow back services, and sand management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBasra, IraqHQ recorded Nov 6, 2026201-50064 contacts →

Exact match

“Gilgamesh has continually expanded the services offered to serve our customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMillsap, TX, United StatesHQ recorded Nov 6, 2026201-50061 contacts →

Exact match

“Well Service is a leading force in the Well Service industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchAl Zahiyah, United Arab EmiratesHQ recorded Nov 6, 202651-20060 contacts →

Exact match

“Emirates Western Oil Well Drilling & Maint.Co.LLC Company was established to cope with tremendous development witnessed by United Arab Emirates in various fields and in particular…”

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

Showing 25 of 199 well injection services worldwide

See the full list, filter by size, metro and specialty, and access 2,904 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Well injection services worldwide at a glance

As of Nov 6, 2026
19.0%Verified-email coverage
76.7Average contacts per company
11-50Median size (employees)
3.5%Largest-city concentration · Calgary
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
41
11-50
61
51-200
52
201-500
24
501-1,000
10
1,001-5,000
8
5,001-10,000
1
10001+
1

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for well injection services are linked below.
What qualifies
Company records worldwide whose business descriptions match “well injection 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. 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 2,904 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.

Well injection services by location

1 lists · largest first

Every Well injection services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “well injection services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many well injection services are there worldwide?

RevenueBase identified 199 company matches for well injection services worldwide 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?

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

Which country has the most well injection services?

The United States leads with 73 companies. Every well injection services list by country and city is linked on this page.

Which city has the most well injection services?

Calgary leads with 7 company records, followed by Houston (5) and Midland (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 2,904 professional contacts with verified work emails tracked across these 199 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 199 well injection services worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.