Company lists · Data refreshed September 2026
Top 25 Process engineering companies based in the United States
RevenueBase identified 3,604 company matches for process engineering companies associated with the United States as of September 2026 and tracks 85,347 professional contacts across them, including 28,801 with verified work emails. Houston is the largest hub.
This list covers company matches for process engineering companies 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 September 17, 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 process engineering companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 8,149 contacts → | ||||
Exact match “Since 1979, Plexus has been partnering with companies to create the products that build a better world.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 2 | 2,966 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 · Sep 17, 2026 · View company records in RevenueBase | |||||
| 3 | 2,630 contacts → | ||||
Exact match “Hexagon’s Asset Lifecycle Intelligence division helps clients design, construct and operate more profitable, safe and sustainable industrial facilities.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 4 | 1,555 contacts → | ||||
Exact match “BW Design Group is the only independent, fully integrated AEC firm powered by a Manufacturer's Mindset™.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 5 | 1,477 contacts → | ||||
Exact match “Founded by James Norris and Lois Howard Gray in 1960, Gray is a family-owned, fully integrated industrial design-builder specializing in engineering, architecture, construction…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 6 | 1,183 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 · Sep 17, 2026 · View company records in RevenueBase | |||||
| 7 | 1,107 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 8 | 1,050 contacts → | ||||
Exact match “DGSTS, Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 9 | 979 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 · Sep 17, 2026 · View company records in RevenueBase | |||||
| 10 | 970 contacts → | ||||
Exact match “Today's advanced operations and industrial engineering, laser scanning and precision CAD, supply chain management, lean systems, finite capacity scheduling, software design, and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 11 | 833 contacts → | ||||
Exact match “Technosoft Engineering is a global provider of Digital Engineering & Consulting, Product Engineering, Manufacturing Engineering with substantial operations in North America and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 12 | 744 contacts → | ||||
Exact match “PAE provides mechanical and electrical engineering design, technology system design, energy modeling and analysis, and more.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 13 | 734 contacts → | ||||
Exact match “Founded in 1973, Kinetics is a full-service process and mechanical contractor specializing in the design and installation of process, mechanical, plumbing and HVAC systems.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 14 | 623 contacts → | ||||
Exact match “Wunderlich-Malec Engineering is a nationally recognized, 100% employee-owned leader in advanced engineering and control system solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 15 | 610 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 · Sep 17, 2026 · View company records in RevenueBase | |||||
| 16 | 575 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 17 | 532 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 · Sep 17, 2026 · View company records in RevenueBase | |||||
| 18 | 501 contacts → | ||||
Exact match “RICHARD is a full-service engineering, procurement and construction firm in the petrochemical and refining industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 19 | 468 contacts → | ||||
Exact match “RFA serves 100's of clients ranging in size from Fortune 500 to entrepreneurial start-ups.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 20 | 460 contacts → | ||||
Exact match “Founded in 1971, Anvil Corporation is a 100% employee-owned engineering firm providing multi-discipline engineering, design, project management, procurement, and construction…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 21 | 443 contacts → | ||||
Exact match “Electroimpact is a highly experienced provider of factory automation and tooling solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 22 | 420 contacts → | ||||
Exact match “ReCon was established in 1995 and has matured as a high quality and competitive engineering consulting firm providing engineering design and project management services to the…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 23 | 413 contacts → | ||||
Exact match “The PAC Group is a global engineering and management services firm supporting diversified industries on a global basis.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 24 | 402 contacts → | ||||
Exact match “Sterling is an award-winning professional engineering consulting and technical staffing company.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 25 | 395 contacts → | ||||
Exact match “Mangan Inc, an Automation & Engineering Firm, provides the highest quality services for the Refining, Gas & Oil, Pipeline, Renewable, Chemical, and Biopharm Industries.” Recorded in the RevenueBase company graph · Sep 17, 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 engineering companies”. 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 3,604 process engineering companies based in the United States
See the full list, filter by size, metro and specialty, and access 28,801 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Process engineering companies based in the United States at a glance
As of Sep 17, 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 3,604 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 “process engineering companies” 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 28,801 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 September 17, 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.
Process engineering companies 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 “process engineering companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many process engineering companies are there based in the United States?
RevenueBase identified 3,604 company matches for process engineering companies associated with the United States as of September 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?
Plexus Corp tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most process engineering companies?
Houston leads with 104 company records, followed by San Diego (32) and Chicago (30).
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 28,801 professional contacts with verified work emails tracked across these 3,604 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 September 17, 2026.
Ready to reach these companies? Verified emails and direct dials for all 3,604 process engineering companies based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Process engineering companies by geography
- Process engineering companies based in Buenos Aires, Argentina
- Process engineering companies based in Brisbane, Australia
- Process engineering companies based in Melbourne, Australia
- Process engineering companies based in Perth, Australia
- Process engineering companies based in Sydney, Australia
- Process engineering companies based in Belo Horizonte, Brazil
- Process engineering companies based in Campinas, Brazil
- Process engineering companies based in Curitiba, Brazil
- Process engineering companies based in Rio De Janeiro, Brazil
- Process engineering companies based in Salvador, Brazil
- Process engineering companies based in Sao Paulo, Brazil
- Process engineering companies based in Calgary, Canada
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
- Process engineering companies based in Buenos Aires, Argentina
- Process engineering companies based in Brisbane, Australia
- Process engineering companies based in Melbourne, Australia
- Process engineering companies based in Perth, Australia
- Process engineering companies based in Sydney, Australia
- Process engineering companies based in Belo Horizonte, Brazil
Company intelligence · public preview
Top 25 process engineering companies 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 3,604 matching company records for process engineering companies based in the United States, with 85,347 tracked contacts and 28,801 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: September 17, 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 process engineering companies 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 |  Plexus Corpplexus.comHQ: Neenah, NC, United StatesReported employees: 10001+ | Neenah, NC, United States | 10001+ | Exact match | 8,149 contacts → |
“Since 1979, Plexus has been partnering with companies to create the products that build a better world.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Entrust Solutions Groupentrustsol.comHQ: Lisle, IL, United StatesReported employees: 1,001-5,000 | Lisle, IL, United States | 1,001-5,000 | Exact match | 2,966 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 · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Hexagon Asset Lifecycle Intelligencehexagon.comHQ: Madison, AL, United StatesReported employees: 10001+ | Madison, AL, United States | 10001+ | Exact match | 2,630 contacts → |
“Hexagon’s Asset Lifecycle Intelligence division helps clients design, construct and operate more profitable, safe and sustainable industrial facilities.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  BW Design Groupbwdesigngroup.comHQ: St. Louis, MO, United StatesReported employees: 1,001-5,000 | St. Louis, MO, United States | 1,001-5,000 | Exact match | 1,555 contacts → |
“BW Design Group is the only independent, fully integrated AEC firm powered by a Manufacturer's Mindset™.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  GRAYow.lyHQ: Lexington, KY, United StatesReported employees: 1,001-5,000 | Lexington, KY, United States | 1,001-5,000 | Exact match | 1,477 contacts → |
“Founded by James Norris and Lois Howard Gray in 1960, Gray is a family-owned, fully integrated industrial design-builder specializing in engineering, architecture, construction…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Englobalenglobal.comHQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 1,183 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 · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Moldtek Technologies Limitedmoldtekengineering.comHQ: Cumming, GA, United StatesReported employees: 501-1,000 | Cumming, GA, United States | 501-1,000 | Exact match | 1,107 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 |  DGS Technical Services INCdgsts.comHQ: Elgin, IL, United StatesReported employees: 1,001-5,000 | Elgin, IL, United States | 1,001-5,000 | Exact match | 1,050 contacts → |
“DGSTS, Inc.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  ARIarigs.comHQ: East Peoria, IL, United StatesReported employees: 1,001-5,000 | East Peoria, IL, United States | 1,001-5,000 | Exact match | 979 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 · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Production Modeling Corporation PMCpmcorp.comHQ: Dearborn, MI, United StatesReported employees: Not recorded | Dearborn, MI, United States | Not recorded | Exact match | 970 contacts → |
“Today's advanced operations and industrial engineering, laser scanning and precision CAD, supply chain management, lean systems, finite capacity scheduling, software design, and…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Technosoft Engineeringtechnosofteng.comHQ: Morrisville, NC, United StatesReported employees: 501-1,000 | Morrisville, NC, United States | 501-1,000 | Exact match | 833 contacts → |
“Technosoft Engineering is a global provider of Digital Engineering & Consulting, Product Engineering, Manufacturing Engineering with substantial operations in North America and…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  PAEpae-engineers.comHQ: Portland, OR, United StatesReported employees: 201-500 | Portland, OR, United States | 201-500 | Exact match | 744 contacts → |
“PAE provides mechanical and electrical engineering design, technology system design, energy modeling and analysis, and more.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Kineticskinetics.net HQ: Livermore, CA, United StatesReported employees: 1,001-5,000 | Livermore, CA, United States | 1,001-5,000 | Exact match | 734 contacts → |
“Founded in 1973, Kinetics is a full-service process and mechanical contractor specializing in the design and installation of process, mechanical, plumbing and HVAC systems.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Wunderlich-Malec Engineering, INCwmeng.comHQ: Eden Prairie, MN, United StatesReported employees: 501-1,000 | Eden Prairie, MN, United States | 501-1,000 | Exact match | 623 contacts → |
“Wunderlich-Malec Engineering is a nationally recognized, 100% employee-owned leader in advanced engineering and control system solutions.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  E Tech Groupetechgroup.comHQ: West Chester, OH, United StatesReported employees: 501-1,000 | West Chester, OH, United States | 501-1,000 | Exact match | 610 contacts → |
“E Tech Group is one of the largest engineering and system integration firms in the United States.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Middough INCmiddough.comHQ: Cleveland, OH, United StatesReported employees: 501-1,000 | Cleveland, OH, United States | 501-1,000 | Exact match | 575 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 |  Ingeneroingenero.comHQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 532 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 · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Richardrichardepc.com HQ: Beaumont, TX, United StatesReported employees: 1,001-5,000 | Beaumont, TX, United States | 1,001-5,000 | Exact match | 501 contacts → |
“RICHARD is a full-service engineering, procurement and construction firm in the petrochemical and refining industry.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | RFA Engineeringrfamec.com HQ: Eden Prairie, MN, United StatesReported employees: 201-500 | Eden Prairie, MN, United States | 201-500 | Exact match | 468 contacts → |
“RFA serves 100's of clients ranging in size from Fortune 500 to entrepreneurial start-ups.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Anvil Corporationanvilcorp.comHQ: Bellingham, WA, United StatesReported employees: 201-500 | Bellingham, WA, United States | 201-500 | Exact match | 460 contacts → |
“Founded in 1971, Anvil Corporation is a 100% employee-owned engineering firm providing multi-discipline engineering, design, project management, procurement, and construction…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Electroimpactelectroimpact.comHQ: Mukilteo, WA, United StatesReported employees: 201-500 | Mukilteo, WA, United States | 201-500 | Exact match | 443 contacts → |
“Electroimpact is a highly experienced provider of factory automation and tooling solutions.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Recon Management Services, INCrecon-group.comHQ: Sulphur, LA, United StatesReported employees: 501-1,000 | Sulphur, LA, United States | 501-1,000 | Exact match | 420 contacts → |
“ReCon was established in 1995 and has matured as a high quality and competitive engineering consulting firm providing engineering design and project management services to the…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  The PAC Grouppacgroup.comHQ: Troy, MI, United StatesReported employees: 201-500 | Troy, MI, United States | 201-500 | Exact match | 413 contacts → |
“The PAC Group is a global engineering and management services firm supporting diversified industries on a global basis.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Sterling Engineeringsterling-engineering.comHQ: Westchester, IL, United StatesReported employees: 501-1,000 | Westchester, IL, United States | 501-1,000 | Exact match | 402 contacts → |
“Sterling is an award-winning professional engineering consulting and technical staffing company.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Mangan INCmanganinc.comHQ: Long Beach, CA, United StatesReported employees: 201-500 | Long Beach, CA, United States | 201-500 | Exact match | 395 contacts → |
“Mangan Inc, an Automation & Engineering Firm, provides the highest quality services for the Refining, Gas & Oil, Pipeline, Renewable, Chemical, and Biopharm Industries.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 3,604 company matches
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Process engineering companies: dataset insights
September 17, 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
3,603 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured 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 3,604 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: September 17, 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 ↗
Process engineering companies by metro
Questions about this company list
What does Exact match mean for process engineering companies?
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 engineering companies did RevenueBase find based in the United States?
The saved snapshot records 3,604 matching company records, 85,347 tracked contacts and 28,801 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: September 17, 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 engineering companies by geography
- Process engineering companies based in Buenos Aires, Argentina
- Process engineering companies based in Brisbane, Australia
- Process engineering companies based in Melbourne, Australia
- Process engineering companies based in Perth, Australia
- Process engineering companies based in Sydney, Australia
- Process engineering companies based in Belo Horizonte, Brazil
- Process engineering companies based in Campinas, Brazil
- Process engineering companies based in Curitiba, Brazil
- Process engineering companies based in Rio De Janeiro, Brazil
- Process engineering companies based in Salvador, Brazil
- Process engineering companies based in Sao Paulo, Brazil
- Process engineering companies based in Calgary, Canada
Cite this list
RevenueBase Data Team. Top 25 process engineering companies based in the United States. Snapshot: September 17, 2026. https://revenuebase.ai/companies/process-engineering-companies/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
- Process engineering companies based in Buenos Aires, Argentina
- Process engineering companies based in Brisbane, Australia
- Process engineering companies based in Melbourne, Australia
- Process engineering companies based in Perth, Australia
- Process engineering companies based in Sydney, Australia
- Process engineering companies based in Belo Horizonte, Brazil
Company intelligence · public preview
Top 25 process engineering companies based in the United States
RevenueBase records 3,604 matching company records for process engineering companies based in the United States, with 85,347 tracked contacts and 28,801 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: September 17, 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 process engineering companies 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 | Plexus Corpplexus.com HQ: Neenah, NC, United StatesReported employees: 10001+ | Neenah, NC, United States | 10001+ | Exact match | 8,149 contacts → |
“Since 1979, Plexus has been partnering with companies to create the products that build a better world.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Entrust Solutions Groupentrustsol.com HQ: Lisle, IL, United StatesReported employees: 1,001-5,000 | Lisle, IL, United States | 1,001-5,000 | Exact match | 2,966 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 · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Hexagon Asset Lifecycle Intelligencehexagon.com HQ: Madison, AL, United StatesReported employees: 10001+ | Madison, AL, United States | 10001+ | Exact match | 2,630 contacts → |
“Hexagon’s Asset Lifecycle Intelligence division helps clients design, construct and operate more profitable, safe and sustainable industrial facilities.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | BW Design Groupbwdesigngroup.com HQ: St. Louis, MO, United StatesReported employees: 1,001-5,000 | St. Louis, MO, United States | 1,001-5,000 | Exact match | 1,555 contacts → |
“BW Design Group is the only independent, fully integrated AEC firm powered by a Manufacturer's Mindset™.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | GRAYow.ly HQ: Lexington, KY, United StatesReported employees: 1,001-5,000 | Lexington, KY, United States | 1,001-5,000 | Exact match | 1,477 contacts → |
“Founded by James Norris and Lois Howard Gray in 1960, Gray is a family-owned, fully integrated industrial design-builder specializing in engineering, architecture, construction…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Englobalenglobal.com HQ: Houston, TX, United StatesReported employees: 201-500 | Houston, TX, United States | 201-500 | Exact match | 1,183 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 · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Moldtek Technologies Limitedmoldtekengineering.com HQ: Cumming, GA, United StatesReported employees: 501-1,000 | Cumming, GA, United States | 501-1,000 | Exact match | 1,107 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 | DGS Technical Services INCdgsts.com HQ: Elgin, IL, United StatesReported employees: 1,001-5,000 | Elgin, IL, United States | 1,001-5,000 | Exact match | 1,050 contacts → |
“DGSTS, Inc.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | ARIarigs.com HQ: East Peoria, IL, United StatesReported employees: 1,001-5,000 | East Peoria, IL, United States | 1,001-5,000 | Exact match | 979 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 · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Production Modeling Corporation PMCpmcorp.com HQ: Dearborn, MI, United StatesReported employees: Not recorded | Dearborn, MI, United States | Not recorded | Exact match | 970 contacts → |
“Today's advanced operations and industrial engineering, laser scanning and precision CAD, supply chain management, lean systems, finite capacity scheduling, software design, and…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Technosoft Engineeringtechnosofteng.com HQ: Morrisville, NC, United StatesReported employees: 501-1,000 | Morrisville, NC, United States | 501-1,000 | Exact match | 833 contacts → |
“Technosoft Engineering is a global provider of Digital Engineering & Consulting, Product Engineering, Manufacturing Engineering with substantial operations in North America and…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | PAEpae-engineers.com HQ: Portland, OR, United StatesReported employees: 201-500 | Portland, OR, United States | 201-500 | Exact match | 744 contacts → |
“PAE provides mechanical and electrical engineering design, technology system design, energy modeling and analysis, and more.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Kineticskinetics.net HQ: Livermore, CA, United StatesReported employees: 1,001-5,000 | Livermore, CA, United States | 1,001-5,000 | Exact match | 734 contacts → |
“Founded in 1973, Kinetics is a full-service process and mechanical contractor specializing in the design and installation of process, mechanical, plumbing and HVAC systems.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Wunderlich-Malec Engineering, INCwmeng.com HQ: Eden Prairie, MN, United StatesReported employees: 501-1,000 | Eden Prairie, MN, United States | 501-1,000 | Exact match | 623 contacts → |
“Wunderlich-Malec Engineering is a nationally recognized, 100% employee-owned leader in advanced engineering and control system solutions.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | E Tech Groupetechgroup.com HQ: West Chester, OH, United StatesReported employees: 501-1,000 | West Chester, OH, United States | 501-1,000 | Exact match | 610 contacts → |
“E Tech Group is one of the largest engineering and system integration firms in the United States.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Middough INCmiddough.com HQ: Cleveland, OH, United StatesReported employees: 501-1,000 | Cleveland, OH, United States | 501-1,000 | Exact match | 575 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 17 | Ingeneroingenero.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 532 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 · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Richardrichardepc.com HQ: Beaumont, TX, United StatesReported employees: 1,001-5,000 | Beaumont, TX, United States | 1,001-5,000 | Exact match | 501 contacts → |
“RICHARD is a full-service engineering, procurement and construction firm in the petrochemical and refining industry.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | RFA Engineeringrfamec.com HQ: Eden Prairie, MN, United StatesReported employees: 201-500 | Eden Prairie, MN, United States | 201-500 | Exact match | 468 contacts → |
“RFA serves 100's of clients ranging in size from Fortune 500 to entrepreneurial start-ups.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Anvil Corporationanvilcorp.com HQ: Bellingham, WA, United StatesReported employees: 201-500 | Bellingham, WA, United States | 201-500 | Exact match | 460 contacts → |
“Founded in 1971, Anvil Corporation is a 100% employee-owned engineering firm providing multi-discipline engineering, design, project management, procurement, and construction…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Electroimpactelectroimpact.com HQ: Mukilteo, WA, United StatesReported employees: 201-500 | Mukilteo, WA, United States | 201-500 | Exact match | 443 contacts → |
“Electroimpact is a highly experienced provider of factory automation and tooling solutions.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Recon Management Services, INCrecon-group.com HQ: Sulphur, LA, United StatesReported employees: 501-1,000 | Sulphur, LA, United States | 501-1,000 | Exact match | 420 contacts → |
“ReCon was established in 1995 and has matured as a high quality and competitive engineering consulting firm providing engineering design and project management services to the…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | The PAC Grouppacgroup.com HQ: Troy, MI, United StatesReported employees: 201-500 | Troy, MI, United States | 201-500 | Exact match | 413 contacts → |
“The PAC Group is a global engineering and management services firm supporting diversified industries on a global basis.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Sterling Engineeringsterling-engineering.com HQ: Westchester, IL, United StatesReported employees: 501-1,000 | Westchester, IL, United States | 501-1,000 | Exact match | 402 contacts → |
“Sterling is an award-winning professional engineering consulting and technical staffing company.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Mangan INCmanganinc.com HQ: Long Beach, CA, United StatesReported employees: 201-500 | Long Beach, CA, United States | 201-500 | Exact match | 395 contacts → |
“Mangan Inc, an Automation & Engineering Firm, provides the highest quality services for the Refining, Gas & Oil, Pipeline, Renewable, Chemical, and Biopharm Industries.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Process engineering companies: dataset insights
September 17, 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
3,603 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured 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 3,604 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: September 17, 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 ↗
Process engineering companies by metro
Questions about this company list
What does Exact match mean for process engineering companies?
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 engineering companies did RevenueBase find based in the United States?
The saved snapshot records 3,604 matching company records, 85,347 tracked contacts and 28,801 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: September 17, 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 engineering companies by geography
- Process engineering companies based in Buenos Aires, Argentina
- Process engineering companies based in Brisbane, Australia
- Process engineering companies based in Melbourne, Australia
- Process engineering companies based in Perth, Australia
- Process engineering companies based in Sydney, Australia
- Process engineering companies based in Belo Horizonte, Brazil
- Process engineering companies based in Campinas, Brazil
- Process engineering companies based in Curitiba, Brazil
- Process engineering companies based in Rio De Janeiro, Brazil
- Process engineering companies based in Salvador, Brazil
- Process engineering companies based in Sao Paulo, Brazil
- Process engineering companies based in Calgary, Canada
Cite this list
RevenueBase Data Team. Top 25 process engineering companies based in the United States. Snapshot: September 17, 2026. https://revenuebase.ai/companies/process-engineering-companies/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
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- Process engineering companies based in Buenos Aires, Argentina
- Process engineering companies based in Brisbane, Australia
- Process engineering companies based in Melbourne, Australia
- Process engineering companies based in Perth, Australia
- Process engineering companies based in Sydney, Australia
- Process engineering companies based in Belo Horizonte, Brazil