Company lists · Data refreshed October 2026

Top 25 IT change management consulting companies based in Houston, United States

Name: IT change management consulting companies based in Houston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 359 companies tracked

RevenueBase identified 359 company matches for IT change management consulting companies associated with Houston, United States as of October 2026 and tracks 4,291 professional contacts across them, including 1,261 with verified work emails. Across the United States, New York is the largest hub for this category (636 companies); Houston follows with 359.

This list covers company matches for IT change management consulting companies 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 October 1, 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 1, 2026 How this list was built

359Companies

4,291Contacts tracked

1,261Verified emails

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The 25 largest IT change management consulting companies based in Houston, United States

Ranked by team size

Top 25 of 359 company matches for IT change management consulting companies based in Houston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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	Capco Energy	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	1,001-5,000	715 contacts →
	Exact match “For 25 years Capco’s Energy practice has combined innovative thinking with deep industry knowledge to provide business consulting, digital transformation and technology services…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	Sira Consulting, An INC 5000 Company	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	201-500	329 contacts →
	Exact match “SiRA Consulting is a Certified MBE consulting company that was founded in 2012.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	Koya Consulting INC	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	51-200	303 contacts →
	Exact match “Koya Consulting Inc, follows its own set of processes, methodologies, and disciplines in order to provide high-quality services.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	Sirius Solutions	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	201-500	231 contacts →
	Exact match “eTeam Sirius Solutions L.L.C.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	Stellium INC	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	51-200	205 contacts →
	Exact match “Stellium is a specialized management consulting firm committed to designing and delivering solutions that improve businesses worldwide.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	Newton Vision CO	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	51-200	101 contacts →
	Exact match “We are a modern consulting firm that partners with organizations to align strategy, people, and technology to maximize enterprise value.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	The LAB Consulting	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	51-200	96 contacts →
	Exact match “The Lab is a management consulting firm that helps executive project sponsors realize sustainable and transformative process and financial benefits for their businesses by…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	Endeavor Management	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	201-500	93 contacts →
	Exact match “WHAT'S YOUR ENDEAVOR?” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	Expressworks International	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	51-200	86 contacts →
	Exact match “Expressworks is a management consultancy dedicated to helping organizations achieve their desired outcomes.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	TCM	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	11-50	85 contacts →
	Exact match “Taylor Construction Management (TCM) is a project management consulting firm.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	Conexig	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	51-200	54 contacts →
	Exact match “CONEXIG collaborates with clients across both public and private sectors-primarily, though not exclusively, those focused on Infrastructure, Engineering, and…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	EPMA	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	51-200	50 contacts →
	Exact match “Unleash your potential with EPMA, a global leader redefining the future of business solutions through innovative technology, strategic advisory, and unparalleled project…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	Evolve Partners LLC	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	51-200	49 contacts →
	Exact match “Evolve is a change consultancy that enables leading organizations to deliver extraordinary business performance by helping them thrive, learn and grow.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	Deutser	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	11-50	45 contacts →
	Exact match “Deutser is an award-winning consultancy that designs people-focused change solutions.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15	Bain & Company INC	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	1,001-5,000	37 contacts →
	Exact match “We're a global consultancy that helps the world’s most ambitious change makers define the future.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	Hynes & Khater	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	11-50	36 contacts →
	Exact match “Our mission is to be a standout consulting, software development, and platform solutions practice who values people, encourages individuality, authenticity and true innovation…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	Resolute Consulting Group	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	51-200	35 contacts →
	Exact match “Knowledge, Experience, Partnership Resolute Consulting Group is uniquely positioned to help your business achieve its goals.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Eikon-X	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	11-50	33 contacts →
	Exact match “We are a new generation of consulting practice, dedicated to driving impact.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	Hexagroup	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	11-50	32 contacts →
	Exact match “HexaGroup’s growth engineers help energy and industrial services firms take flight.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	X Celerant	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	51-200	31 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 · Oct 1, 2026 · View company records in RevenueBase
21	Ascend IT Management Consulting	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	51-200	31 contacts →
	Exact match “Ascend is formed by a team of IT Executives who have capitalized on their experience and proven track record to provide efficient and effective solutions for its clients.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	Zirlen Technologies INC	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	11-50	31 contacts →
	Exact match “About Zirlen Zirlen Technologies, Inc.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	Zeus Solutions INC	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	51-200	30 contacts →
	Exact match “Zeus Solutions \| Empowering Businesses through IT & Risk Management Expertise At Zeus Solutions, based in Houston, we’ve been leading the charge in IT consulting since 2009.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	Vantageerp	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	11-50	28 contacts →
	Exact match “Vantage ERP is a Premier IT Business process consulting firm located in Houston, TX Vantage ERP provides IT services and business process consulting specializing in Oracle…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	Activera Consulting	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	11-50	27 contacts →
	Exact match “Activera Consulting is a boutique management consulting firm based in Houston, Texas, focused on heavy asset industries.” Recorded in the RevenueBase company graph · Oct 1, 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 “IT change management consulting 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 359 IT change management consulting companies based in Houston, United States

See the full list, filter by size, metro and specialty, and access 1,261 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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IT change management consulting companies based in Houston, United States at a glance

As of Oct 1, 2026

29.4%Verified-email coverage

12.0Average contacts per company

1-10Median size (employees)

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

226

11-50

51-200

201-500

1,001-5,000

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 359 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 “IT change management consulting 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 1,261 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 1, 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.

IT change management consulting companies 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 “IT change management consulting companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT change management consulting companies are there based in Houston, United States?

RevenueBase identified 359 company matches for IT change management consulting companies associated with Houston, 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?

Capco Energy 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 IT change management consulting companies?

New York leads the United States with 636 company records, followed by Houston (359) and Atlanta (352).

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 1,261 professional contacts with verified work emails tracked across these 359 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 1, 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.