Company lists · Data refreshed November 2026
Top 19 Process plant builders based in Houston, United States
RevenueBase identified 103 company matches for process plant builders associated with Houston, United States as of November 2026 and tracks 29,500 professional contacts across them, including 7,675 with verified work emails. Across the United States, Houston is the largest hub for this category.
This list covers company matches for process plant builders 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 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 19 largest process plant builders based in Houston, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 21,606 contacts → | ||||
Exact match “McDermott is a premier provider of engineering and construction solutions to the energy industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 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 | |||||
| 3 | 711 contacts → | ||||
Exact match “Quanta Infrastructure Solutions Group (QISG) is a recognized leader in EPC, design-build, and CMAR services for electrical infrastructure, wastewater and specialty projects…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 559 contacts → | ||||
Exact match “Ingenero's goal is to be the best process engineering firm by delivering the highest quality service and software solutions at the lowest cost.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 204 contacts → | ||||
Exact match “Gulf Island is a leading fabricator of complex steel structures and modules and provider of specialty services, including project management, hookup, commissioning, repair…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 151 contacts → | ||||
Exact match “Holloman Corporation is an Engineering, Procurement, and Construction company with capabilities to design, build, and service energy-related projects on a global level.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 144 contacts → | ||||
Exact match “We, Pyramid E&C provide Modular, Digital and Sustainable Hydrocarbon processing solutions from last 25 years and have executed more than 700 projects worldwide.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 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 6, 2026 · View company records in RevenueBase | |||||
| 9 | 46 contacts → | ||||
Exact match “PSI Constructors is an industrial construction and field services company providing mechanical, structural, millwright, piping, fabrication, and maintenance solutions throughout…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 43 contacts → | ||||
Exact match “DARYCET International LLC is an EPC (Engineering, Procurement, Construction) Company that provides engineering, procurement, construction, commissioning, and architectural…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 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 6, 2026 · View company records in RevenueBase | |||||
| 12 | 30 contacts → | ||||
Exact match “Rice-Brothers delivers industrial and commercial construction solutions for facilities where safety, reliability, and uptime matter.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 29 contacts → | ||||
Exact match “Provider of Construction and Construction Management services to meet our client's needs.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 26 contacts → | ||||
Exact match “EMC Services, Inc, established in 1980, is your One Solution Engineering, Management and Construction Contractor; we have the knowledge and the experience to customize a solution…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 24 contacts → | ||||
Exact match “Founded in 2005, Pennum Industries specializes in the engineering, design, and fabrication of complex skid packages, offshore piping and structural steel systems, pipeline…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 21 contacts → | ||||
Exact match “Superior Building Systems provides design-build and turn-key industrial construction services to many of the most prominent companies in the engineering and construction…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 16 contacts → | ||||
Exact match “N&A USA Engineering Solutions, Inc was founded in 2015 and is a specialized in multidisciplinary engineering & project management for medium & large-sized projects, working across…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 15 contacts → | ||||
Exact match “Headquartered in Houston, Texas, William Jacob Management, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 14 contacts → | ||||
Exact match “FUSED Industries is proud to be the single source companies turn to for expert heavy civil, industrial and commercial construction, as well as fabrication and electrical I&E…” 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 “process plant builders”. 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 19 of 103 process plant builders based in Houston, United States
See the full list, filter by size, metro and specialty, and access 7,675 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Process plant builders based in Houston, United States at a glance
As of Nov 6, 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 103 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 “process plant builders” 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 7,675 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “process plant builders”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many process plant builders are there based in Houston, United States?
RevenueBase identified 103 company matches for process plant builders 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?
Mcdermott International, LTD 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 process plant builders?
Houston leads the United States with 103 company records, followed by Midland (14) and Baton Rouge (11).
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 7,675 professional contacts with verified work emails tracked across these 103 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 103 process plant builders based in Houston, United States. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
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Company intelligence · public preview
Top 19 process plant builders 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 103 matching company records for process plant builders based in Houston, United States, with 29,500 tracked contacts and 7,675 verified work emails.
This public preview shows 19 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 19 process plant builders 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 |  Mcdermott International, LTDmcdermott.comHQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 21,606 contacts → |
“McDermott is a premier provider of engineering and construction solutions to the energy industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  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. | |||||
| 3 |  Quanta Infrastructure Solutions Groupquantaisg.comHQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 711 contacts → |
“Quanta Infrastructure Solutions Group (QISG) is a recognized leader in EPC, design-build, and CMAR services for electrical infrastructure, wastewater and specialty projects…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Ingeneroingenero.comHQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 559 contacts → |
“Ingenero's goal is to be the best process engineering firm by delivering the highest quality service and software solutions at the lowest cost.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Gulf Islandgulfisland.comHQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 204 contacts → |
“Gulf Island is a leading fabricator of complex steel structures and modules and provider of specialty services, including project management, hookup, commissioning, repair…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Holloman Corporationhollomancorp.comHQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 151 contacts → |
“Holloman Corporation is an Engineering, Procurement, and Construction company with capabilities to design, build, and service energy-related projects on a global level.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Pyramid E&cpyramidenc.comHQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 144 contacts → |
“We, Pyramid E&C provide Modular, Digital and Sustainable Hydrocarbon processing solutions from last 25 years and have executed more than 700 projects worldwide.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  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 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  PSI Constructorsprofabservices.caHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 46 contacts → |
“PSI Constructors is an industrial construction and field services company providing mechanical, structural, millwright, piping, fabrication, and maintenance solutions throughout…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Darycet International LLCdarycet.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 43 contacts → |
“DARYCET International LLC is an EPC (Engineering, Procurement, Construction) Company that provides engineering, procurement, construction, commissioning, and architectural…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  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 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Rice-Brothersrice-brothers.comHQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 30 contacts → |
“Rice-Brothers delivers industrial and commercial construction solutions for facilities where safety, reliability, and uptime matter.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  L-Con, Inc.lexicon-inc.comHQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 29 contacts → |
“Provider of Construction and Construction Management services to meet our client's needs.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  EMC Services INCemc-hou.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 26 contacts → |
“EMC Services, Inc, established in 1980, is your One Solution Engineering, Management and Construction Contractor; we have the knowledge and the experience to customize a solution…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Pennum Industriespennum.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 24 contacts → |
“Founded in 2005, Pennum Industries specializes in the engineering, design, and fabrication of complex skid packages, offshore piping and structural steel systems, pipeline…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Superior Building Systemssuperiorbuildings.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 21 contacts → |
“Superior Building Systems provides design-build and turn-key industrial construction services to many of the most prominent companies in the engineering and construction…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  N&a Engineering Solutions, INCnausacorp.comHQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 16 contacts → |
“N&A USA Engineering Solutions, Inc was founded in 2015 and is a specialized in multidisciplinary engineering & project management for medium & large-sized projects, working across…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  William Jacob Management, INCwilliamjacob.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 15 contacts → |
“Headquartered in Houston, Texas, William Jacob Management, Inc.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Fused Industriesfusedind.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 14 contacts → |
“FUSED Industries is proud to be the single source companies turn to for expert heavy civil, industrial and commercial construction, as well as fabrication and electrical I&E…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 19 of 103 company matches
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Process plant builders: 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
103 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured 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 103 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 ↗
Questions about this company list
What does Exact match mean for process plant builders?
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 process plant builders did RevenueBase find based in Houston, United States?
The saved snapshot records 103 matching company records, 29,500 tracked contacts and 7,675 verified emails. The public preview displays 19 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
Process plant builders by geography
- Process plant builders based in Sao Paulo, Brazil
- Process plant builders based in Calgary, Canada
- Process plant builders based in Cairo, Egypt
- Process plant builders based in Chennai, India
- Process plant builders based in Hyderabad, India
- Process plant builders based in Mumbai, India
- Process plant builders based in Navi Mumbai, India
- Process plant builders based in Pune, India
- Process plant builders based in Vadodara, India
- Process plant builders based in Tehran, Iran
- Process plant builders based in Milan, Italy
- Process plant builders based in Lagos, Nigeria
Cite this list
RevenueBase Data Team. Top 19 process plant builders based in Houston, United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/process-plant-builders/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
- Process plant builders based in Sao Paulo, Brazil
- Process plant builders based in Calgary, Canada
- Process plant builders based in Cairo, Egypt
- Process plant builders based in Chennai, India
- Process plant builders based in Hyderabad, India
- Process plant builders based in Mumbai, India
Company intelligence · public preview
Top 19 process plant builders based in Houston, United States
RevenueBase records 103 matching company records for process plant builders based in Houston, United States, with 29,500 tracked contacts and 7,675 verified work emails.
This public preview shows 19 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 19 process plant builders 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 | Mcdermott International, LTDmcdermott.com HQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 21,606 contacts → |
“McDermott is a premier provider of engineering and construction solutions to the energy industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | 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. | |||||
| 3 | Quanta Infrastructure Solutions Groupquantaisg.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 711 contacts → |
“Quanta Infrastructure Solutions Group (QISG) is a recognized leader in EPC, design-build, and CMAR services for electrical infrastructure, wastewater and specialty projects…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Ingeneroingenero.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 559 contacts → |
“Ingenero's goal is to be the best process engineering firm by delivering the highest quality service and software solutions at the lowest cost.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Gulf Islandgulfisland.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 204 contacts → |
“Gulf Island is a leading fabricator of complex steel structures and modules and provider of specialty services, including project management, hookup, commissioning, repair…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Holloman Corporationhollomancorp.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 151 contacts → |
“Holloman Corporation is an Engineering, Procurement, and Construction company with capabilities to design, build, and service energy-related projects on a global level.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Pyramid E&cpyramidenc.com HQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 144 contacts → |
“We, Pyramid E&C provide Modular, Digital and Sustainable Hydrocarbon processing solutions from last 25 years and have executed more than 700 projects worldwide.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | 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 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | PSI Constructorsprofabservices.ca HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 46 contacts → |
“PSI Constructors is an industrial construction and field services company providing mechanical, structural, millwright, piping, fabrication, and maintenance solutions throughout…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Darycet International LLCdarycet.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 43 contacts → |
“DARYCET International LLC is an EPC (Engineering, Procurement, Construction) Company that provides engineering, procurement, construction, commissioning, and architectural…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | 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 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Rice-Brothersrice-brothers.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 30 contacts → |
“Rice-Brothers delivers industrial and commercial construction solutions for facilities where safety, reliability, and uptime matter.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | L-Con, Inc.lexicon-inc.com HQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 29 contacts → |
“Provider of Construction and Construction Management services to meet our client's needs.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | EMC Services INCemc-hou.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 26 contacts → |
“EMC Services, Inc, established in 1980, is your One Solution Engineering, Management and Construction Contractor; we have the knowledge and the experience to customize a solution…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Pennum Industriespennum.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 24 contacts → |
“Founded in 2005, Pennum Industries specializes in the engineering, design, and fabrication of complex skid packages, offshore piping and structural steel systems, pipeline…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Superior Building Systemssuperiorbuildings.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 21 contacts → |
“Superior Building Systems provides design-build and turn-key industrial construction services to many of the most prominent companies in the engineering and construction…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | N&a Engineering Solutions, INCnausacorp.com HQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 16 contacts → |
“N&A USA Engineering Solutions, Inc was founded in 2015 and is a specialized in multidisciplinary engineering & project management for medium & large-sized projects, working across…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | William Jacob Management, INCwilliamjacob.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 15 contacts → |
“Headquartered in Houston, Texas, William Jacob Management, Inc.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Fused Industriesfusedind.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 14 contacts → |
“FUSED Industries is proud to be the single source companies turn to for expert heavy civil, industrial and commercial construction, as well as fabrication and electrical I&E…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Process plant builders: 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
103 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured 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 103 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 ↗
Questions about this company list
What does Exact match mean for process plant builders?
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 process plant builders did RevenueBase find based in Houston, United States?
The saved snapshot records 103 matching company records, 29,500 tracked contacts and 7,675 verified emails. The public preview displays 19 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.
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Cite this list
RevenueBase Data Team. Top 19 process plant builders based in Houston, United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/process-plant-builders/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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