Company lists · Data refreshed November 2026
Top 24 Well completion engineering services based in Houston, United States
RevenueBase identified 122 company matches for well completion engineering services associated with Houston, United States as of November 2026 and tracks 11,134 professional contacts across them, including 2,399 with verified work emails. Across the United States, Houston is the largest hub for this category.
This list covers company matches for well completion engineering services associated with Houston, United States, 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 3, 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 24 largest well completion engineering services based in Houston, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,991 contacts → | ||||
Exact match “Headquartered in Houston, Texas, Key Energy Services provides a wide array of leading edge energy production solutions and services.” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 2 | 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 3, 2026 · View company records in RevenueBase | |||||
| 3 | 1,159 contacts → | ||||
Exact match “Long recognized for extraordinary performance, superb safety and long-standing partnerships, and now incorporating Frank’s International, Expro is focused on enabling our…” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 4 | 773 contacts → | ||||
Exact match “With a culture built on high performance and flawless execution, Nine Energy Service is a unique kind of oilfield services company, offering industry-shaping completion solutions…” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 5 | 384 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 3, 2026 · View company records in RevenueBase | |||||
| 6 | 104 contacts → | ||||
Exact match “Deep Sea Development Services Inc.(DSDS) is a Houston-based service company focused on subsea and deepwater development projects The company was formed in 1996 to meet the need…” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 7 | 87 contacts → | ||||
Exact match “Upstream International provides drilling, completions/work-over, directional, MWD, safety, fluids and MPD professionals to the oil and gas industry.” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 8 | 85 contacts → | ||||
Exact match “Strategy Engineering is a privately-owned technical services company located within the Energy Corridor in Houston, TX.” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 9 | 75 contacts → | ||||
Exact match “F&C Engineers provides full services from concept to start up for the oil and gas upstream, midstream, and turbomachinery industries.” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 10 | 65 contacts → | ||||
Exact match “Since 1993, Pinnacle has remained focused on providing practical and complete engineering services to the offshore oil and gas industry.” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 11 | 53 contacts → | ||||
Exact match “Who We Are TKE was founded in Houston, Texas in 1992 by Terry Eleiott, PE and his wife Kathy Eleiott.” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 12 | 41 contacts → | ||||
Exact match “OFD is a full-service engineering contractor committed to helping our client’s complete successful offshore and onshore oil and gas projects covering both upstream, midstream and…” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 13 | 40 contacts → | ||||
Exact match “At Wellmatics, we provide highly-efficient, reliable, and cost-effective customized solutions to enhance completion operations at the wellsite and improve customers’ bottom line.” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 14 | 36 contacts → | ||||
Exact match “Quintana Energy Services (QES) is a leading provider of US onshore drilling and completion services.” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 15 | 35 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 16 | 35 contacts → | ||||
Exact match “Midstream & Terminal Services (MTS) is a privately-owned registered architectural and engineering company that serves a diverse set of industries.” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 17 | 32 contacts → | ||||
Exact match “For 30+ years Ely and Associates has been one of the foremost authorities in well completions.” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 18 | 26 contacts → | ||||
Exact match “A premier Petroleum Engineering firm merging the Reservoir Engineering expertise of W.” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 19 | 26 contacts → | ||||
Exact match “Dunia Technology Solutions is a Baker Hughes Channel Partner operating in the United States, Suriname, Peru and the Bahamas.” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 20 | 25 contacts → | ||||
Exact match “Frontier is an engineering-based, manufacturing team of industry veterans specializing in drilling, completion, and production technologies.” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 21 | 24 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 22 | 21 contacts → | ||||
Exact match “Calcgen Solutions believes in quality engineering service delivery to our clients.” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 23 | 18 contacts → | ||||
Exact match “TASK FRONTERRA is a leading international and independent provider of high-end GEOSCIENCE and ENGINEERING SERVICES, offering exploration, appraisal and developmental services for…” Recorded in the RevenueBase company graph · Nov 3, 2026 · View company records in RevenueBase | |||||
| 24 | 17 contacts → | ||||
Exact match “ODSI is a consulting company to the oil and gas industry.” Recorded in the RevenueBase company graph · Nov 3, 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 “well completion engineering 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 24 of 122 well completion engineering services based in Houston, United States
See the full list, filter by size, metro and specialty, and access 2,399 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Well completion engineering services based in Houston, United States at a glance
As of Nov 3, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Houston, so it is reported there. Company counts and contact totals on this page are exact for Houston, over 122 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 Houston, United States whose business descriptions match “well completion engineering 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 2,399 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 3, 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 completion engineering services by metro in the United States
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 completion engineering services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many well completion engineering services are there based in Houston, United States?
RevenueBase identified 122 company matches for well completion engineering services associated with Houston, United States 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?
KEY Energy Services tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in the United States has the most well completion engineering services?
Houston leads the United States with 122 company records, followed by Midland (28) and Denver (18).
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 2,399 professional contacts with verified work emails tracked across these 122 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 3, 2026.
Ready to reach these companies? Verified emails and direct dials for all 122 well completion engineering services based in Houston, United States. Start with a free account, no credit card.
Download this list →Related lists
Well completion engineering services by geography
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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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Well completion engineering services based in Calgary, Canada
- Well completion engineering services based in Aberdeen, United Kingdom
- Well completion engineering services based in Midland, United States
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Company intelligence · public preview
Top 24 well completion engineering services based in Houston, United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 122 matching company records for well completion engineering services based in Houston, United States, with 11,134 tracked contacts and 2,399 verified work emails.
This public preview shows 24 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 3, 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 24 well completion engineering services based in Houston, United States
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 |  KEY Energy Serviceskeyenergy.comHQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 2,991 contacts → |
“Headquartered in Houston, Texas, Key Energy Services provides a wide array of leading edge energy production solutions and services.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Patterson-Utipatenergy.comHQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 2,552 contacts → |
“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 description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Frank's International N.Vexpro.comHQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 1,159 contacts → |
“Long recognized for extraordinary performance, superb safety and long-standing partnerships, and now incorporating Frank’s International, Expro is focused on enabling our…” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Nine Energy Servicenineenergyservice.comHQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 773 contacts → |
“With a culture built on high performance and flawless execution, Nine Energy Service is a unique kind of oilfield services company, offering industry-shaping completion solutions…” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Express Energy Serviceseeslp.comHQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 384 contacts → |
“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 description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Dsds Deep SEA Development Services, INC - Dsdsdsds-usa.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 104 contacts → |
“Deep Sea Development Services Inc.(DSDS) is a Houston-based service company focused on subsea and deepwater development projects The company was formed in 1996 to meet the need…” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Upstream International LLCupstreaminternational.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 87 contacts → |
“Upstream International provides drilling, completions/work-over, directional, MWD, safety, fluids and MPD professionals to the oil and gas industry.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Strategy Engineering And Consulting, LLCstrategyeng.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 85 contacts → |
“Strategy Engineering is a privately-owned technical services company located within the Energy Corridor in Houston, TX.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  F&c Engineersfcengr.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 75 contacts → |
“F&C Engineers provides full services from concept to start up for the oil and gas upstream, midstream, and turbomachinery industries.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Pinnacle Engineeringpinnacleengr.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 65 contacts → |
“Since 1993, Pinnacle has remained focused on providing practical and complete engineering services to the offshore oil and gas industry.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  TKE Engineering & Designtke-engineering.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 53 contacts → |
“Who We Are TKE was founded in Houston, Texas in 1992 by Terry Eleiott, PE and his wife Kathy Eleiott.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  OIL Field Development Engineering OFDofdeng.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 41 contacts → |
“OFD is a full-service engineering contractor committed to helping our client’s complete successful offshore and onshore oil and gas projects covering both upstream, midstream and…” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Wellmaticswellmatics.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 40 contacts → |
“At Wellmatics, we provide highly-efficient, reliable, and cost-effective customized solutions to enhance completion operations at the wellsite and improve customers’ bottom line.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Quintana Energy Servicesquintanaenergyservices.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 36 contacts → |
“Quintana Energy Services (QES) is a leading provider of US onshore drilling and completion services.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Signa Engineering Corpsigna.netHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 35 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 |  Midstream & Terminal Services LLCmidstream-terminal.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 35 contacts → |
“Midstream & Terminal Services (MTS) is a privately-owned registered architectural and engineering company that serves a diverse set of industries.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | ELY And Associates Corpelyfrac.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 32 contacts → |
“For 30+ years Ely and Associates has been one of the foremost authorities in well completions.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  W.D. VON Gonten Engineering LLCwdvgco.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 26 contacts → |
“A premier Petroleum Engineering firm merging the Reservoir Engineering expertise of W.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Dunia Technology Solutionsduniatech.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 26 contacts → |
“Dunia Technology Solutions is a Baker Hughes Channel Partner operating in the United States, Suriname, Peru and the Bahamas.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Frontier OIL Toolsfrontieroiltools.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 25 contacts → |
“Frontier is an engineering-based, manufacturing team of industry veterans specializing in drilling, completion, and production technologies.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Knighthawk Engineering, INCknighthawk.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 24 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 |  Calcgen Solutionscalcgen.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 21 contacts → |
“Calcgen Solutions believes in quality engineering service delivery to our clients.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Task Fronterra Geosciencetaskfronterra.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 18 contacts → |
“TASK FRONTERRA is a leading international and independent provider of high-end GEOSCIENCE and ENGINEERING SERVICES, offering exploration, appraisal and developmental services for…” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Oilfield Data Services, Inc. Odsiodsi-energy.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 17 contacts → |
“ODSI is a consulting company to the oil and gas industry.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 24 of 122 company matches
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Well completion engineering services: dataset insights
November 3, 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
121 records in the displayed employee bands.
1 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 across the whole United States list rather than for Houston, so it is reported there. Company counts and contact totals on this page are exact for Houston, over 122 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: November 3, 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 ↗
Well completion engineering services by metro in the United States
Questions about this company list
What does Exact match mean for well completion engineering 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 well completion engineering services did RevenueBase find based in Houston, United States?
The saved snapshot records 122 matching company records, 11,134 tracked contacts and 2,399 verified emails. The public preview displays 24 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: November 3, 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
Well completion engineering services by geography
- Well completion engineering services based in Calgary, Canada
- Well completion engineering services based in Aberdeen, United Kingdom
- Well completion engineering services based in Midland, United States
- Well completion engineering services based in Argentina
- Well completion engineering services based in Australia
- Well completion engineering services based in Canada
- Well completion engineering services based in India
- Well completion engineering services based in Indonesia
- Well completion engineering services based in Italy
- Well completion engineering services based in Malaysia
- Well completion engineering services based in Mexico
- Well completion engineering services based in Nigeria
Cite this list
RevenueBase Data Team. Top 24 well completion engineering services based in Houston, United States. Snapshot: November 3, 2026. https://revenuebase.ai/companies/well-completion-engineering-services/united-states/houston.
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
- Well completion engineering services based in Calgary, Canada
- Well completion engineering services based in Aberdeen, United Kingdom
- Well completion engineering services based in Midland, United States
- Well completion engineering services based in Argentina
- Well completion engineering services based in Australia
- Well completion engineering services based in Canada
Company intelligence · public preview
Top 24 well completion engineering services based in Houston, United States
RevenueBase records 122 matching company records for well completion engineering services based in Houston, United States, with 11,134 tracked contacts and 2,399 verified work emails.
This public preview shows 24 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 3, 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 24 well completion engineering services based in Houston, United States
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 | KEY Energy Serviceskeyenergy.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 2,991 contacts → |
“Headquartered in Houston, Texas, Key Energy Services provides a wide array of leading edge energy production solutions and services.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Patterson-Utipatenergy.com HQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 2,552 contacts → |
“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 description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Frank's International N.Vexpro.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 1,159 contacts → |
“Long recognized for extraordinary performance, superb safety and long-standing partnerships, and now incorporating Frank’s International, Expro is focused on enabling our…” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Nine Energy Servicenineenergyservice.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 773 contacts → |
“With a culture built on high performance and flawless execution, Nine Energy Service is a unique kind of oilfield services company, offering industry-shaping completion solutions…” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Express Energy Serviceseeslp.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 384 contacts → |
“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 description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Dsds Deep SEA Development Services, INC - Dsdsdsds-usa.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 104 contacts → |
“Deep Sea Development Services Inc.(DSDS) is a Houston-based service company focused on subsea and deepwater development projects The company was formed in 1996 to meet the need…” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Upstream International LLCupstreaminternational.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 87 contacts → |
“Upstream International provides drilling, completions/work-over, directional, MWD, safety, fluids and MPD professionals to the oil and gas industry.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Strategy Engineering And Consulting, LLCstrategyeng.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 85 contacts → |
“Strategy Engineering is a privately-owned technical services company located within the Energy Corridor in Houston, TX.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | F&c Engineersfcengr.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 75 contacts → |
“F&C Engineers provides full services from concept to start up for the oil and gas upstream, midstream, and turbomachinery industries.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Pinnacle Engineeringpinnacleengr.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 65 contacts → |
“Since 1993, Pinnacle has remained focused on providing practical and complete engineering services to the offshore oil and gas industry.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | TKE Engineering & Designtke-engineering.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 53 contacts → |
“Who We Are TKE was founded in Houston, Texas in 1992 by Terry Eleiott, PE and his wife Kathy Eleiott.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | OIL Field Development Engineering OFDofdeng.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 41 contacts → |
“OFD is a full-service engineering contractor committed to helping our client’s complete successful offshore and onshore oil and gas projects covering both upstream, midstream and…” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Wellmaticswellmatics.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 40 contacts → |
“At Wellmatics, we provide highly-efficient, reliable, and cost-effective customized solutions to enhance completion operations at the wellsite and improve customers’ bottom line.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Quintana Energy Servicesquintanaenergyservices.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 36 contacts → |
“Quintana Energy Services (QES) is a leading provider of US onshore drilling and completion services.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Signa Engineering Corpsigna.net HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 35 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 | Midstream & Terminal Services LLCmidstream-terminal.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 35 contacts → |
“Midstream & Terminal Services (MTS) is a privately-owned registered architectural and engineering company that serves a diverse set of industries.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | ELY And Associates Corpelyfrac.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 32 contacts → |
“For 30+ years Ely and Associates has been one of the foremost authorities in well completions.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | W.D. VON Gonten Engineering LLCwdvgco.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 26 contacts → |
“A premier Petroleum Engineering firm merging the Reservoir Engineering expertise of W.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Dunia Technology Solutionsduniatech.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 26 contacts → |
“Dunia Technology Solutions is a Baker Hughes Channel Partner operating in the United States, Suriname, Peru and the Bahamas.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Frontier OIL Toolsfrontieroiltools.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 25 contacts → |
“Frontier is an engineering-based, manufacturing team of industry veterans specializing in drilling, completion, and production technologies.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Knighthawk Engineering, INCknighthawk.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 24 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Calcgen Solutionscalcgen.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 21 contacts → |
“Calcgen Solutions believes in quality engineering service delivery to our clients.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Task Fronterra Geosciencetaskfronterra.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 18 contacts → |
“TASK FRONTERRA is a leading international and independent provider of high-end GEOSCIENCE and ENGINEERING SERVICES, offering exploration, appraisal and developmental services for…” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Oilfield Data Services, Inc. Odsiodsi-energy.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 17 contacts → |
“ODSI is a consulting company to the oil and gas industry.” Recorded description excerpt · November 3, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 24 of 122 company matches
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Well completion engineering services: dataset insights
November 3, 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
121 records in the displayed employee bands.
1 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 across the whole United States list rather than for Houston, so it is reported there. Company counts and contact totals on this page are exact for Houston, over 122 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: November 3, 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 ↗
Well completion engineering services by metro in the United States
Questions about this company list
What does Exact match mean for well completion engineering 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 well completion engineering services did RevenueBase find based in Houston, United States?
The saved snapshot records 122 matching company records, 11,134 tracked contacts and 2,399 verified emails. The public preview displays 24 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: November 3, 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 24 well completion engineering services based in Houston, United States. Snapshot: November 3, 2026. https://revenuebase.ai/companies/well-completion-engineering-services/united-states/houston.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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