Company lists · Data refreshed November 2026
Top 25 Refinery automation contractors based in the United States
RevenueBase identified 3,310 company matches for refinery automation contractors associated with the United States as of November 2026 and tracks 138,383 professional contacts across them, including 49,330 with verified work emails. Houston is the largest hub.
This list covers company matches for refinery automation contractors associated with the 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 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.
The 25 largest refinery automation contractors based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 7,226 contacts → | ||||
Exact match “Zachry Group is North America's pacesetter in turnkey engineering, construction, maintenance, turnaround and fabrication services to the energy, chemicals, power, manufacturing…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 3,819 contacts → | ||||
Exact match “S&B is an engineer and constructor that designs and builds some of the largest and most complex industrial facilities in the world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 3,529 contacts → | ||||
Exact match “At MMR we believe that no matter how much you achieve, you should never forget where you came from.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 3,119 contacts → | ||||
Exact match “We began as a merit shop general industrial contractor back in 1979.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 3,019 contacts → | ||||
Exact match “ENTRUST Solutions Group, an ENR Top 100 company, provides comprehensive and dependable engineering, consulting, and automation services to pipeline companies, gas and electric…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 2,439 contacts → | ||||
Exact match “Haskell delivers over $3 billion annually in Architecture, Engineering, Construction (AEC) and Consulting solutions to assure certainty of outcome for complex capital projects…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 2,075 contacts → | ||||
Exact match “Brown & Root Industrial Services offers the full range of industrial services – engineering, construction, maintenance, turnaround, and specialty (painting, scaffolding…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 1,882 contacts → | ||||
Exact match “Hargrove is a full-service engineering, procurement, and construction management firm delivering multi-discipline engineering, project delivery, controls & automation, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 1,699 contacts → | ||||
Exact match “Founded in 1997, Audubon Companies LLC provides EPC, consulting, fabrication, and field services to energy and industrial operators across the globe.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 1,491 contacts → | ||||
Exact match “ISC is an industrial engineering and construction company specializing in comprehensive electrical, instrumentation, and controls solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 1,293 contacts → | ||||
Exact match “As one of the world's largest independent systems integrators, RoviSys delivers comprehensive automation, digital transformation, manufacturing execution (MES), Industrial AI…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 1,223 contacts → | ||||
Exact match “Who We Are Englobal Founded in 1985, ENGlobal (NASDAQ: ENG) is a specialty engineering services firm that focuses on automation solutions and select EPCM projects for the energy…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 1,165 contacts → | ||||
Exact match “At Gulf Companies, we are driven by our mission to serve a vital role in the global energy industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 1,143 contacts → | ||||
Exact match “McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 1,034 contacts → | ||||
Exact match “As a Partner Interstates is your trusted partner for electrical, automation, and operational technology needs.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 1,030 contacts → | ||||
Exact match “ARi is a global engineering firm headquartered in East Peoria, Illinois, USA offering services for: Embedded Software, Product Engineering, Manufacturing Engineering and Testing &…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 973 contacts → | ||||
Exact match “Convergix Automation Solutions designs, engineers and integrates hardware and software to automate its customers' operations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 967 contacts → | ||||
Exact match “Prime Controls was established as a Main Automation Contractor (MAC) to provide customers with a sole-source solution for industrial automation, controls, and I&C construction.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 943 contacts → | ||||
Exact match “Starcon is a national, full-service contractor offering comprehensive industrial and mechanical services in the oil & gas/refining, chemical/petrochemical, natural gas processing…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 921 contacts → | ||||
Exact match “INTECH Automation & Intelligence is a globally renowned industrial automation & digitalization technology company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 884 contacts → | ||||
Exact match “We love our customers and are committed to providing Better Automation and Controls Solutions, Products, Engineering, Services and Support to them.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 807 contacts → | ||||
Exact match “Your Possibility.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 777 contacts → | ||||
Exact match “Loenbro is a trusted, long-term construction lifecycle partner to thousands of customers across the U.S.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 755 contacts → | ||||
Exact match “E Tech Group is one of the largest engineering and system integration firms in the United States.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 750 contacts → | ||||
Exact match “EDG Inc.” Recorded in the RevenueBase company graph · Nov 6, 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 “refinery automation contractors”. 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 3,310 refinery automation contractors based in the United States
See the full list, filter by size, metro and specialty, and access 49,330 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Refinery automation contractors based in the United States at a glance
As of Nov 6, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 3,310 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 States whose business descriptions match “refinery automation contractors” 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 49,330 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.
Refinery automation contractors by metro
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 “refinery automation contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many refinery automation contractors are there based in the United States?
RevenueBase identified 3,310 company matches for refinery automation contractors associated with the 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?
Zachry Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most refinery automation contractors?
Houston leads with 207 company records, followed by Midland (28) and Tulsa (21).
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 49,330 professional contacts with verified work emails tracked across these 3,310 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 3,310 refinery automation contractors based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Refinery automation contractors by geography
- Refinery automation contractors based in Buenos Aires, Argentina
- Refinery automation contractors based in Brisbane, Australia
- Refinery automation contractors based in Melbourne, Australia
- Refinery automation contractors based in Perth, Australia
- Refinery automation contractors based in Belo Horizonte, Brazil
- Refinery automation contractors based in Campinas, Brazil
- Refinery automation contractors based in Curitiba, Brazil
- Refinery automation contractors based in Goiania, Brazil
- Refinery automation contractors based in Porto Alegre, Brazil
- Refinery automation contractors based in Rio De Janeiro, Brazil
- Refinery automation contractors based in Salvador, Brazil
- Refinery automation contractors based in Sao Bernardo Do Campo, Brazil
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
- Refinery automation contractors based in Buenos Aires, Argentina
- Refinery automation contractors based in Brisbane, Australia
- Refinery automation contractors based in Melbourne, Australia
- Refinery automation contractors based in Perth, Australia
- Refinery automation contractors based in Belo Horizonte, Brazil
- Refinery automation contractors based in Campinas, Brazil
Company intelligence · public preview
Top 25 refinery automation contractors based in the 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 3,310 matching company records for refinery automation contractors based in the United States, with 138,383 tracked contacts and 49,330 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: November 6, 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 refinery automation contractors based in the 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 |  Zachry Groupzachrygroup.comHQ: San Antonio, TX, United StatesReported employees: 10001+ | San Antonio, TX, United States | 10001+ | Exact match | 7,226 contacts → |
“Zachry Group is North America's pacesetter in turnkey engineering, construction, maintenance, turnaround and fabrication services to the energy, chemicals, power, manufacturing…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  S&bsbec.comHQ: Houston, LA, United StatesReported employees: 5,001-10,000 | Houston, LA, United States | 5,001-10,000 | Exact match | 3,819 contacts → |
“S&B is an engineer and constructor that designs and builds some of the largest and most complex industrial facilities in the world.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  MMR Groupmmrgrp.comHQ: Baton Rouge, LA, United StatesReported employees: 10001+ | Baton Rouge, LA, United States | 10001+ | Exact match | 3,529 contacts → |
“At MMR we believe that no matter how much you achieve, you should never forget where you came from.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Performance Contractorsperformance-contractors.comHQ: Baton Rouge, NC, United StatesReported employees: 1,001-5,000 | Baton Rouge, NC, United States | 1,001-5,000 | Exact match | 3,119 contacts → |
“We began as a merit shop general industrial contractor back in 1979.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Entrust Solutions Groupentrustsol.comHQ: Lisle, IL, United StatesReported employees: 1,001-5,000 | Lisle, IL, United States | 1,001-5,000 | Exact match | 3,019 contacts → |
“ENTRUST Solutions Group, an ENR Top 100 company, provides comprehensive and dependable engineering, consulting, and automation services to pipeline companies, gas and electric…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  The Haskell Companyhaskell.comHQ: Jacksonville, WI, United StatesReported employees: 1,001-5,000 | Jacksonville, WI, United States | 1,001-5,000 | Exact match | 2,439 contacts → |
“Haskell delivers over $3 billion annually in Architecture, Engineering, Construction (AEC) and Consulting solutions to assure certainty of outcome for complex capital projects…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Brown & Root Industrial Services, LLCbrownandroot.comHQ: Baton Rouge, LA, United StatesReported employees: 5,001-10,000 | Baton Rouge, LA, United States | 5,001-10,000 | Exact match | 2,075 contacts → |
“Brown & Root Industrial Services offers the full range of industrial services – engineering, construction, maintenance, turnaround, and specialty (painting, scaffolding…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Hargrove Engineers & Constructorshargrove-epc.comHQ: Mobile, AL, United StatesReported employees: 1,001-5,000 | Mobile, AL, United States | 1,001-5,000 | Exact match | 1,882 contacts → |
“Hargrove is a full-service engineering, procurement, and construction management firm delivering multi-discipline engineering, project delivery, controls & automation, and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Audubon Companiesauduboncompanies.comHQ: Houston, LA, United StatesReported employees: 1,001-5,000 | Houston, LA, United States | 1,001-5,000 | Exact match | 1,699 contacts → |
“Founded in 1997, Audubon Companies LLC provides EPC, consulting, fabrication, and field services to energy and industrial operators across the globe.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  ISC Constructors, L.L.Ciscgrp.comHQ: Baton Rouge, LA, United StatesReported employees: 1,001-5,000 | Baton Rouge, LA, United States | 1,001-5,000 | Exact match | 1,491 contacts → |
“ISC is an industrial engineering and construction company specializing in comprehensive electrical, instrumentation, and controls solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Rovisysrovisys.comHQ: Aurora, OH, United StatesReported employees: 1,001-5,000 | Aurora, OH, United States | 1,001-5,000 | Exact match | 1,293 contacts → |
“As one of the world's largest independent systems integrators, RoviSys delivers comprehensive automation, digital transformation, manufacturing execution (MES), Industrial AI…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Englobalenglobal.comHQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 1,223 contacts → |
“Who We Are Englobal Founded in 1985, ENGlobal (NASDAQ: ENG) is a specialty engineering services firm that focuses on automation solutions and select EPCM projects for the energy…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Gulf Companiesgulfcompanies.comHQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 1,165 contacts → |
“At Gulf Companies, we are driven by our mission to serve a vital role in the global energy industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Mckenney's, INCmckenneys.comHQ: Atlanta, NC, United StatesReported employees: 1,001-5,000 | Atlanta, NC, United States | 1,001-5,000 | Exact match | 1,143 contacts → |
“McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Interstatesinterstates.comHQ: Sioux Center, CO, United StatesReported employees: 1,001-5,000 | Sioux Center, CO, United States | 1,001-5,000 | Exact match | 1,034 contacts → |
“As a Partner Interstates is your trusted partner for electrical, automation, and operational technology needs.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  ARIarigs.comHQ: East Peoria, IL, United StatesReported employees: 1,001-5,000 | East Peoria, IL, United States | 1,001-5,000 | Exact match | 1,030 contacts → |
“ARi is a global engineering firm headquartered in East Peoria, Illinois, USA offering services for: Embedded Software, Product Engineering, Manufacturing Engineering and Testing &…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Convergix Automation Solutionsconvergixautomation.comHQ: Auburn Hills, MI, United StatesReported employees: 501-1,000 | Auburn Hills, MI, United States | 501-1,000 | Exact match | 973 contacts → |
“Convergix Automation Solutions designs, engineers and integrates hardware and software to automate its customers' operations.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Prime Controlsprime-controls.comHQ: Lewisville, TX, United StatesReported employees: 1,001-5,000 | Lewisville, TX, United States | 1,001-5,000 | Exact match | 967 contacts → |
“Prime Controls was established as a Main Automation Contractor (MAC) to provide customers with a sole-source solution for industrial automation, controls, and I&C construction.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Starcon International, INCstarconinternational.comHQ: La Porte, KY, United StatesReported employees: 1,001-5,000 | La Porte, KY, United States | 1,001-5,000 | Exact match | 943 contacts → |
“Starcon is a national, full-service contractor offering comprehensive industrial and mechanical services in the oil & gas/refining, chemical/petrochemical, natural gas processing…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Intech Automation & Intelligenceintechww.comHQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 921 contacts → |
“INTECH Automation & Intelligence is a globally renowned industrial automation & digitalization technology company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Awc, INCawc-inc.comHQ: Baton Rouge, LA, United StatesReported employees: 501-1,000 | Baton Rouge, LA, United States | 501-1,000 | Exact match | 884 contacts → |
“We love our customers and are committed to providing Better Automation and Controls Solutions, Products, Engineering, Services and Support to them.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Kendall Electrickendallelectric.comHQ: Portage, MI, United StatesReported employees: 501-1,000 | Portage, MI, United States | 501-1,000 | Exact match | 807 contacts → |
“Your Possibility.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Loenbroloenbro.comHQ: Westminster, CO, United StatesReported employees: 1,001-5,000 | Westminster, CO, United States | 1,001-5,000 | Exact match | 777 contacts → |
“Loenbro is a trusted, long-term construction lifecycle partner to thousands of customers across the U.S.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  E Tech Groupetechgroup.comHQ: West Chester, AZ, United StatesReported employees: 501-1,000 | West Chester, AZ, United States | 501-1,000 | Exact match | 755 contacts → |
“E Tech Group is one of the largest engineering and system integration firms in the United States.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  EDGedg.netHQ: Metairie, LA, United StatesReported employees: 501-1,000 | Metairie, LA, United States | 501-1,000 | Exact match | 750 contacts → |
“EDG Inc.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 3,310 company matches
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Refinery automation contractors: dataset insights
November 6, 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
3,297 records in the displayed employee bands.
13 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 United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 3,310 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 6, 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 ↗
Refinery automation contractors by metro
Questions about this company list
What does Exact match mean for refinery automation contractors?
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 refinery automation contractors did RevenueBase find based in the United States?
The saved snapshot records 3,310 matching company records, 138,383 tracked contacts and 49,330 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: November 6, 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
Refinery automation contractors by geography
- Refinery automation contractors based in Buenos Aires, Argentina
- Refinery automation contractors based in Brisbane, Australia
- Refinery automation contractors based in Melbourne, Australia
- Refinery automation contractors based in Perth, Australia
- Refinery automation contractors based in Belo Horizonte, Brazil
- Refinery automation contractors based in Campinas, Brazil
- Refinery automation contractors based in Curitiba, Brazil
- Refinery automation contractors based in Goiania, Brazil
- Refinery automation contractors based in Porto Alegre, Brazil
- Refinery automation contractors based in Rio De Janeiro, Brazil
- Refinery automation contractors based in Salvador, Brazil
- Refinery automation contractors based in Sao Bernardo Do Campo, Brazil
Cite this list
RevenueBase Data Team. Top 25 refinery automation contractors based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/refinery-automation-contractors/united-states.
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
- Refinery automation contractors based in Buenos Aires, Argentina
- Refinery automation contractors based in Brisbane, Australia
- Refinery automation contractors based in Melbourne, Australia
- Refinery automation contractors based in Perth, Australia
- Refinery automation contractors based in Belo Horizonte, Brazil
- Refinery automation contractors based in Campinas, Brazil
Company intelligence · public preview
Top 25 refinery automation contractors based in the United States
RevenueBase records 3,310 matching company records for refinery automation contractors based in the United States, with 138,383 tracked contacts and 49,330 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: November 6, 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 refinery automation contractors based in the 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 | Zachry Groupzachrygroup.com HQ: San Antonio, TX, United StatesReported employees: 10001+ | San Antonio, TX, United States | 10001+ | Exact match | 7,226 contacts → |
“Zachry Group is North America's pacesetter in turnkey engineering, construction, maintenance, turnaround and fabrication services to the energy, chemicals, power, manufacturing…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | S&bsbec.com HQ: Houston, LA, United StatesReported employees: 5,001-10,000 | Houston, LA, United States | 5,001-10,000 | Exact match | 3,819 contacts → |
“S&B is an engineer and constructor that designs and builds some of the largest and most complex industrial facilities in the world.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | MMR Groupmmrgrp.com HQ: Baton Rouge, LA, United StatesReported employees: 10001+ | Baton Rouge, LA, United States | 10001+ | Exact match | 3,529 contacts → |
“At MMR we believe that no matter how much you achieve, you should never forget where you came from.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Performance Contractorsperformance-contractors.com HQ: Baton Rouge, NC, United StatesReported employees: 1,001-5,000 | Baton Rouge, NC, United States | 1,001-5,000 | Exact match | 3,119 contacts → |
“We began as a merit shop general industrial contractor back in 1979.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Entrust Solutions Groupentrustsol.com HQ: Lisle, IL, United StatesReported employees: 1,001-5,000 | Lisle, IL, United States | 1,001-5,000 | Exact match | 3,019 contacts → |
“ENTRUST Solutions Group, an ENR Top 100 company, provides comprehensive and dependable engineering, consulting, and automation services to pipeline companies, gas and electric…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | The Haskell Companyhaskell.com HQ: Jacksonville, WI, United StatesReported employees: 1,001-5,000 | Jacksonville, WI, United States | 1,001-5,000 | Exact match | 2,439 contacts → |
“Haskell delivers over $3 billion annually in Architecture, Engineering, Construction (AEC) and Consulting solutions to assure certainty of outcome for complex capital projects…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Brown & Root Industrial Services, LLCbrownandroot.com HQ: Baton Rouge, LA, United StatesReported employees: 5,001-10,000 | Baton Rouge, LA, United States | 5,001-10,000 | Exact match | 2,075 contacts → |
“Brown & Root Industrial Services offers the full range of industrial services – engineering, construction, maintenance, turnaround, and specialty (painting, scaffolding…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Hargrove Engineers & Constructorshargrove-epc.com HQ: Mobile, AL, United StatesReported employees: 1,001-5,000 | Mobile, AL, United States | 1,001-5,000 | Exact match | 1,882 contacts → |
“Hargrove is a full-service engineering, procurement, and construction management firm delivering multi-discipline engineering, project delivery, controls & automation, and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Audubon Companiesauduboncompanies.com HQ: Houston, LA, United StatesReported employees: 1,001-5,000 | Houston, LA, United States | 1,001-5,000 | Exact match | 1,699 contacts → |
“Founded in 1997, Audubon Companies LLC provides EPC, consulting, fabrication, and field services to energy and industrial operators across the globe.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | ISC Constructors, L.L.Ciscgrp.com HQ: Baton Rouge, LA, United StatesReported employees: 1,001-5,000 | Baton Rouge, LA, United States | 1,001-5,000 | Exact match | 1,491 contacts → |
“ISC is an industrial engineering and construction company specializing in comprehensive electrical, instrumentation, and controls solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Rovisysrovisys.com HQ: Aurora, OH, United StatesReported employees: 1,001-5,000 | Aurora, OH, United States | 1,001-5,000 | Exact match | 1,293 contacts → |
“As one of the world's largest independent systems integrators, RoviSys delivers comprehensive automation, digital transformation, manufacturing execution (MES), Industrial AI…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Englobalenglobal.com HQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 1,223 contacts → |
“Who We Are Englobal Founded in 1985, ENGlobal (NASDAQ: ENG) is a specialty engineering services firm that focuses on automation solutions and select EPCM projects for the energy…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Gulf Companiesgulfcompanies.com HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 1,165 contacts → |
“At Gulf Companies, we are driven by our mission to serve a vital role in the global energy industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Mckenney's, INCmckenneys.com HQ: Atlanta, NC, United StatesReported employees: 1,001-5,000 | Atlanta, NC, United States | 1,001-5,000 | Exact match | 1,143 contacts → |
“McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Interstatesinterstates.com HQ: Sioux Center, CO, United StatesReported employees: 1,001-5,000 | Sioux Center, CO, United States | 1,001-5,000 | Exact match | 1,034 contacts → |
“As a Partner Interstates is your trusted partner for electrical, automation, and operational technology needs.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | ARIarigs.com HQ: East Peoria, IL, United StatesReported employees: 1,001-5,000 | East Peoria, IL, United States | 1,001-5,000 | Exact match | 1,030 contacts → |
“ARi is a global engineering firm headquartered in East Peoria, Illinois, USA offering services for: Embedded Software, Product Engineering, Manufacturing Engineering and Testing &…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Convergix Automation Solutionsconvergixautomation.com HQ: Auburn Hills, MI, United StatesReported employees: 501-1,000 | Auburn Hills, MI, United States | 501-1,000 | Exact match | 973 contacts → |
“Convergix Automation Solutions designs, engineers and integrates hardware and software to automate its customers' operations.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Prime Controlsprime-controls.com HQ: Lewisville, TX, United StatesReported employees: 1,001-5,000 | Lewisville, TX, United States | 1,001-5,000 | Exact match | 967 contacts → |
“Prime Controls was established as a Main Automation Contractor (MAC) to provide customers with a sole-source solution for industrial automation, controls, and I&C construction.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Starcon International, INCstarconinternational.com HQ: La Porte, KY, United StatesReported employees: 1,001-5,000 | La Porte, KY, United States | 1,001-5,000 | Exact match | 943 contacts → |
“Starcon is a national, full-service contractor offering comprehensive industrial and mechanical services in the oil & gas/refining, chemical/petrochemical, natural gas processing…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Intech Automation & Intelligenceintechww.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 921 contacts → |
“INTECH Automation & Intelligence is a globally renowned industrial automation & digitalization technology company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Awc, INCawc-inc.com HQ: Baton Rouge, LA, United StatesReported employees: 501-1,000 | Baton Rouge, LA, United States | 501-1,000 | Exact match | 884 contacts → |
“We love our customers and are committed to providing Better Automation and Controls Solutions, Products, Engineering, Services and Support to them.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Kendall Electrickendallelectric.com HQ: Portage, MI, United StatesReported employees: 501-1,000 | Portage, MI, United States | 501-1,000 | Exact match | 807 contacts → |
“Your Possibility.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Loenbroloenbro.com HQ: Westminster, CO, United StatesReported employees: 1,001-5,000 | Westminster, CO, United States | 1,001-5,000 | Exact match | 777 contacts → |
“Loenbro is a trusted, long-term construction lifecycle partner to thousands of customers across the U.S.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | E Tech Groupetechgroup.com HQ: West Chester, AZ, United StatesReported employees: 501-1,000 | West Chester, AZ, United States | 501-1,000 | Exact match | 755 contacts → |
“E Tech Group is one of the largest engineering and system integration firms in the United States.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | EDGedg.net HQ: Metairie, LA, United StatesReported employees: 501-1,000 | Metairie, LA, United States | 501-1,000 | Exact match | 750 contacts → |
“EDG Inc.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 3,310 company matches
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Refinery automation contractors: dataset insights
November 6, 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
3,297 records in the displayed employee bands.
13 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 United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 3,310 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 6, 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 ↗
Refinery automation contractors by metro
Questions about this company list
What does Exact match mean for refinery automation contractors?
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 refinery automation contractors did RevenueBase find based in the United States?
The saved snapshot records 3,310 matching company records, 138,383 tracked contacts and 49,330 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: November 6, 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
Refinery automation contractors by geography
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Cite this list
RevenueBase Data Team. Top 25 refinery automation contractors based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/refinery-automation-contractors/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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