Company lists · Data refreshed October 2026

Top 25 Chemical plant consultants based in the United States

Name: Chemical plant consultants based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 9, 2026 486 companies tracked

RevenueBase identified 486 company matches for chemical plant consultants associated with the United States as of October 2026 and tracks 9,256 professional contacts across them, including 2,830 with verified work emails. Houston is the largest hub.

This list covers company matches for chemical plant consultants 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 October 9, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 9, 2026 How this list was built

486Companies

9,256Contacts tracked

2,830Verified emails

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The 25 largest chemical plant consultants based in the United States

Ranked by team size

Top 25 of 486 company matches for chemical plant consultants based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Ingenero	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	501-1,000	551 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 · Oct 9, 2026 · View company records in RevenueBase
2	Turn2 Specialty Companies	Exact match	Baytown, TX, United StatesHQ recorded Oct 9, 2026	1,001-5,000	479 contacts →
	Exact match “Turn2 Specialty Companies is the premier provider of specialty turnaround services in the refining, petrochemical, and power industries.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3	Recon Management Services, INC	Exact match	Sulphur, LA, United StatesHQ recorded Oct 9, 2026	501-1,000	412 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 · Oct 9, 2026 · View company records in RevenueBase
4	C&i Engineering	Exact match	Louisville, KY, United StatesHQ recorded Oct 9, 2026	201-500	325 contacts →
	Exact match “Chemical & Industrial Engineering, Inc.(C&I) is a full-service Engineering, Design & Procurement firm, providing hands-on design expertise for increasing capacity, improving…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5	MECS	Exact match	Chesterfield, MO, United StatesHQ recorded Oct 9, 2026	201-500	286 contacts →
	Exact match “MECS is the global leader in sulfuric acid process technology and related high performance products custom engineered for acid plant production environments.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6	Chemtex	Exact match	Wilmington, NC, United StatesHQ recorded Oct 9, 2026	201-500	249 contacts →
	Exact match “Chemtex is a global engineering and technology company.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7	BSI Engineering	Exact match	Mason, OH, United StatesHQ recorded Oct 9, 2026	201-500	247 contacts →
	Exact match “BSI Engineering is a full-service engineering consulting firm dedicated to delivering innovative, efficient, and effective solutions across various industries.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8	Elessent Clean Technologies	Exact match	St. Louis, MO, United StatesHQ recorded Oct 9, 2026	201-500	216 contacts →
	Exact match “Elessent Clean Technologies is a global leader in process technologies to drive sustainability and carbon neutrality in the metals, fertilizer, chemicals and oil refining…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9	GFS Chemicals	Exact match	Powell, OH, United StatesHQ recorded Oct 9, 2026	51-200	206 contacts →
	Exact match “We don’t just make chemicals.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10	GRSA	Exact match	Baton Rouge, LA, United StatesHQ recorded Oct 9, 2026	51-200	155 contacts →
	Exact match “GRSA is a full service professional engineering company providing process and detailed engineering services for a broad range of upstream, midstream, and downstream petrochemical…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11	Ortec INC	Exact match	Easley, SC, United StatesHQ recorded Oct 9, 2026	201-500	139 contacts →
	Exact match “Ortec is a custom chemical manufacturing and research company that helps our customers reach their market goals through our Technical Expertise, Quality Systems, Regulatory…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12	Pyramid E&c	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	201-500	139 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 · Oct 9, 2026 · View company records in RevenueBase
13	Select Engineering INC	Exact match	Tulsa, OK, United StatesHQ recorded Oct 9, 2026	51-200	107 contacts →
	Exact match “Select Engineering, Inc, is a privately-held company with offices in Tulsa,OK and Houston,TX.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14	Pegasustsi	Exact match	Tampa, FL, United StatesHQ recorded Oct 9, 2026	51-200	96 contacts →
	Exact match “PegasusTSI is a private, Florida-based company where people matter, where your voice is heard and where decisions are made with PegasusTSI’s business wellbeing and our team…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15	Trinity Consultants	Exact match	Foxboro, MA, United StatesHQ recorded Oct 9, 2026	51-200	95 contacts →
	Exact match “Aztec Technologies is a consulting firm offering Engineering, Process Automation, Project Management, and Information Technology services to a variety of industries including…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16	Zymeflow	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	51-200	91 contacts →
	Exact match “ZymeFlow® is the global leader in chemical decontamination of process equipment in refinery, petrochemical, gas, and specialty markets.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17	Cenergy, LLC	Exact match	Milton, WV, United StatesHQ recorded Oct 9, 2026	51-200	90 contacts →
	Exact match “Cenergy offers a full line of services to our customers in the natural gas and petrochemical industries.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18	Fluid Quip Technologies, LLC	Exact match	Cedar Rapids, IA, United StatesHQ recorded Oct 9, 2026	51-200	86 contacts →
	Exact match “Fluid Quip Technologies (FQT) is a global technology innovation leader in advanced engineering, process design, construction, and technology integration for the ethanol and…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19	Chemstress	Exact match	Akron, OH, United StatesHQ recorded Oct 9, 2026	51-200	86 contacts →
	Exact match “Why Chemstress?” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20	Acutech Consulting Group	Exact match	Mclean, VA, United StatesHQ recorded Oct 9, 2026	51-200	72 contacts →
	Exact match “AcuTech Consulting Group is a specialty consulting firm with a unique background in process safety, chemical security, and emergency management.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21	Progressive Design, INC	Exact match	Midlothian, VA, United StatesHQ recorded Oct 9, 2026	51-200	71 contacts →
	Exact match “Progressive Design, Inc.(PDI) is a private, family-owned, Heavy Industrial Engineering & Design Consulting firm that provides valued engineering services.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22	Interstate Chemical CO	Exact match	Rock Island, IL, United StatesHQ recorded Oct 9, 2026	11-50	71 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23	Taylor & Hill	Exact match	Texas City, TX, United StatesHQ recorded Oct 9, 2026	51-200	66 contacts →
	Exact match “Taylor & Hill, Inc.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24	Plus Group, A Salas O'brien Company	Exact match	Cincinnati, OH, United StatesHQ recorded Oct 9, 2026	51-200	65 contacts →
	Exact match “Plus Group companies joined Salas O'Brien in February of 2023.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25	Turnkey Processing Solutions, LLC	Exact match	Franklin, TN, United StatesHQ recorded Oct 9, 2026	201-500	56 contacts →
	Exact match “Turnkey Processing Solutions, LLC design, engineers and builds mineral processing plant facilities, headquartered in Franklin TN.” Recorded in the RevenueBase company graph · Oct 9, 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 “chemical plant consultants”. 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 486 chemical plant consultants based in the United States

See the full list, filter by size, metro and specialty, and access 2,830 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Chemical plant consultants based in the United States at a glance

As of Oct 9, 2026

30.6%Verified-email coverage

19.0Average contacts per company

1-10Median size (employees)

13.2%Largest-city concentration · Houston

Oct 9, 2026Page data refreshed

Companies by employee count

1-10

255

11-50

148

51-200

201-500

501-1,000

1,001-5,000

10001+

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 486 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 “chemical plant consultants” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 2,830 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 October 9, 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.

Chemical plant consultants by metro

Chemical plant consultants in Houston64

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 “chemical plant consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many chemical plant consultants are there based in the United States?

RevenueBase identified 486 company matches for chemical plant consultants associated with the United States as of October 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?

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

Which city has the most chemical plant consultants?

Houston leads with 64 company records, followed by Dallas (7) and Baton Rouge (6).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 2,830 professional contacts with verified work emails tracked across these 486 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 October 9, 2026.

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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.