Company lists · Data refreshed November 2026

Top 21 Process optimization engineering firms based in Houston, United States

Name: Process optimization engineering firms based in Houston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 169 companies tracked

RevenueBase identified 169 company matches for process optimization engineering firms associated with Houston, United States as of November 2026 and tracks 5,715 professional contacts across them, including 1,055 with verified work emails. Across the United States, Houston is the largest hub for this category.

This list covers company matches for process optimization engineering firms 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built

169Companies

5,715Contacts tracked

1,055Verified emails

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The 21 largest process optimization engineering firms based in Houston, United States

Ranked by team size

Top 21 of 169 company matches for process optimization engineering firms based in Houston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 Nov 6, 2026	501-1,000	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
2	Office Of The County Engineer	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	501-1,000	254 contacts →
	Exact match “Office of the County Engineer is a regional leader in providing wholly integrated professional services to a broad range of clients.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Relevant Industrial, LLC	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	201-500	115 contacts →
	Exact match “Relevant Solutions is the preferred provider of process equipment solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Prismecs	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	51-200	103 contacts →
	Exact match “Prismecs is the trusted partner for operators that expect more from their supply chain and engineered solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Sis-Tech	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	51-200	103 contacts →
	Exact match “We are a respected and innovative solutions provider focusing on process safety, reliability and control.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Dynamic Engineering	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	51-200	98 contacts →
	Exact match “Dynamic was founded in 1985 as an Engineering Design Firm to primarily serve the Fine Chemicals and Pharmaceuticals Markets.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Novetus	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	51-200	89 contacts →
	Exact match “Novetus is an engineering company that focuses on Capital Project Engineering, Project Controls, Asset Integrity, Safety & Risk Management, and Process Safety Management…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Allserv	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	11-50	48 contacts →
	Exact match “At ALLSERV, we help companies reduce inventory costs, improve warehouse operations, and enhance asset availability through expert consulting and data-driven solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	RPT Alliance LLC	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	11-50	45 contacts →
	Exact match “As of December 8, 2025, RTP Alliance has been acquired by by Bowman.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Interfield Group	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	11-50	39 contacts →
	Exact match “Interfield is a leading engineering company specializing in engineering services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Midstream & Terminal Services LLC	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	11-50	35 contacts →
	Exact match “Midstream & Terminal Services (MTS) is a privately-owned registered architectural and engineering company that serves a diverse set of industries.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	X Celerant	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	51-200	30 contacts →
	Exact match “At X/Celerant, we help organizations in Chemicals, Construction, Manufacturing, and Energy unlock trapped value, optimize performance, and drive measurable, lasting results.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Activera Consulting	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	11-50	25 contacts →
	Exact match “Activera Consulting is a Houston-based boutique firm specializing in digital transformations and data-driven strategy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Stiver Engineering, INC	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	11-50	24 contacts →
	Exact match “Stiver Engineering was founded to contribute to the tremendous growth across the state of Texas and to meet the growing needs of the state's contractors, industries, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Gr2 Engineering	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	11-50	23 contacts →
	Exact match “GR2 Engineering is a Houston-based engineering firm specializing in modular process plants, gas monetization, midstream and downstream facilities, and carbon management solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Reliable	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	1-10	23 contacts →
	Exact match “We are committed to empowering manufacturing and process plants with actionable insights and innovative strategies that drive lean operations, enhance efficiency, and boost…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	The Automation Group	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	51-200	22 contacts →
	Exact match “TAG is a recognized leader in providing system independent, specialized technical and management services for the implementation of process control system projects in the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Calcgen Solutions	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	11-50	21 contacts →
	Exact match “Calcgen Solutions believes in quality engineering service delivery to our clients.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Momentum Engineering & Surveying	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	11-50	20 contacts →
	Exact match “Momentum provides services for a wide variety of public and private clients.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	SKA Consulting, L.P	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	11-50	16 contacts →
	Exact match “SKA Consulting is a professional environmental engineering and consulting firm providing timely, innovative solutions to today’s environmental challenges.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Spark Thought	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	11-50	16 contacts →
	Exact match “At Spark Thought, we help energy and industrial companies thrive by delivering practical, results-driven consulting in three mission-critical areas: Regulatory Compliance Services…” 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 optimization engineering firms”. 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 21 of 169 process optimization engineering firms based in Houston, United States

See the full list, filter by size, metro and specialty, and access 1,055 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Process optimization engineering firms based in Houston, United States at a glance

As of Nov 6, 2026

18.5%Verified-email coverage

33.8Average contacts per company

11-50Median size (employees)

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

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 169 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 optimization engineering firms” 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 1,055 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.

Process optimization engineering firms by metro in the United States

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “process optimization engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many process optimization engineering firms are there based in Houston, United States?

RevenueBase identified 169 company matches for process optimization engineering firms 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?

Ingenero 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 optimization engineering firms?

Houston leads the United States with 169 company records, followed by New York (42) and Atlanta (39).

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 1,055 professional contacts with verified work emails tracked across these 169 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.

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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.