Company lists · Data refreshed September 2026

Top 25 IT consultancy services based in Irvine, United States

Name: IT consultancy services based in Irvine, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 27, 2026 192 companies tracked

RevenueBase identified 192 company matches for IT consultancy services associated with Irvine, United States as of September 2026 and tracks 9,571 professional contacts across them, including 3,570 with verified work emails. Across the United States, New York is the largest hub for this category (1,083 companies); Irvine has 192.

This list covers company matches for IT consultancy services associated with Irvine, 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 27, 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 Sep 27, 2026 How this list was built

192Companies

9,571Contacts tracked

3,570Verified emails

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The 25 largest IT consultancy services based in Irvine, United States

Ranked by team size

Top 25 of 192 company matches for IT consultancy services based in Irvine, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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	Trace3	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	1,001-5,000	1,345 contacts →
	Exact match “Trace3 delivers business transformation.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2	Neudesic, An IBM Company	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	1,001-5,000	1,239 contacts →
	Exact match “Neudesic, an IBM Company, is a global professional services firm dedicated to advancing businesses with our Microsoft technology expertise.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3	Preludesys	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	501-1,000	699 contacts →
	Exact match “PreludeSys is a global technology solutions provider since 1998.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4	Hitachi Solutions America	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	501-1,000	570 contacts →
	Exact match “Hitachi Solutions is a global IT consulting and services firm.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5	Technologent	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	201-500	492 contacts →
	Exact match “Technologent is a women-owned, WBENC-certified and global provider of Information Technology solutions and services for Fortune companies.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6	Sigma Infosolutions LTD	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	201-500	454 contacts →
	Exact match “Sigma Infosolutions is a prominent provider of technology solutions and services globally, with our headquarters in Irvine, USA, and global offices in Australia & India.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7	Vision33	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	201-500	401 contacts →
	Exact match “Vision33 Inc.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8	Authority Partners	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	501-1,000	367 contacts →
	Exact match “Authority Partners is a global technology strategy consulting and custom software development company.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9	Xavor Corporation	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	51-200	263 contacts →
	Exact match “Xavor has been a trusted technology partner to Fortune 500s, SMEs, and startups for over 3 decades.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10	Tevora	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	201-500	199 contacts →
	Exact match “Founded in 2003, Tevora is a specialized management consultancy focused on cybersecurity, risk, and compliance services.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11	OP	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	201-500	170 contacts →
	Exact match “OP is one of the fastest-growing technology consulting and solutions companies in the U.S.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12	Neelblue Technologies	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	51-200	158 contacts →
	Exact match “NeelBlue Technologies provides IT consulting and technical expertise to all its clients across the globe.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13	Mclaren Strategic Solutions MSS	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	51-200	153 contacts →
	Exact match “McLaren Strategic Solutions (MSS) is the next generation technology services and digital transformation company.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14	Purple Drive Technologies	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	51-200	153 contacts →
	Exact match “Purple Drive partners with leading global technology companies and system integrators to help customers achieve their business and technology goals.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15	Xcentium	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	201-500	138 contacts →
	Exact match “XCentium is a digital consultancy focused on helping enterprises align their technology strategy with business goals to drive transformation, innovation, and sustainable growth.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16	Blytheco	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	51-200	133 contacts →
	Exact match “For over 45 years, Blytheco has been the transformation partner of choice for over companies nationwide.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17	Kaygen, INC	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	51-200	132 contacts →
	Exact match “Kaygen, an award-winning technology consulting and talent firm, assists organizations to achieve digital transformation.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18	Ejamerica	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	501-1,000	132 contacts →
	Exact match “We provide Digital Application Services, Cyber Security Services, IT Consulting Services, Modern End-User Services, Data Center and Cloud Services and IT Staffing services.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19	Datanetiix Solutions INC	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	51-200	111 contacts →
	Exact match “Datanetiix is a One-Stop-Solutions provider for your software development, business analytics & IT needs.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20	Computer Technology Resources, INC	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	51-200	110 contacts →
	Exact match “CTR is a system integration company that provides technology solutions and support to all manner of businesses worldwide.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21	GDR Group, INC	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	51-200	91 contacts →
	Exact match “Who is GDR?” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22	West Coast Consulting	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	201-500	87 contacts →
	Exact match “West Coast Consulting is a privately held boutique consulting firm formed in 1998, specializing in providing Information Technology solutions and Outsourcing services.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23	Indusa	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	501-1,000	81 contacts →
	Exact match “Synoptek (previously Indusa) is a global systems integrator and managed IT services provider, offering comprehensive IT management and consultancy services to organizations…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24	Intratek Computer INC	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	51-200	70 contacts →
	Exact match “Intratek is a premier provider of IT services, solutions and support.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25	Red8	Exact match	Irvine, CA, United StatesHQ recorded Sep 27, 2026	201-500	60 contacts →
	Exact match “Red8, a division of Insight Capital Solutions, is a leading IT solutions provider helping organizations solve complex technology challenges and accelerate digital transformation.” Recorded in the RevenueBase company graph · Sep 27, 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 consultancy services”. 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 192 IT consultancy services based in Irvine, United States

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IT consultancy services based in Irvine, United States at a glance

As of Sep 27, 2026

37.3%Verified-email coverage

49.8Average contacts per company

11-50Median size (employees)

Sep 27, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Irvine, so it is reported there. Company counts and contact totals on this page are exact for Irvine, over 192 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 Irvine, United States whose business descriptions match “IT consultancy services” 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 3,570 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 27, 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 consultancy services 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 consultancy services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT consultancy services are there based in Irvine, United States?

RevenueBase identified 192 company matches for IT consultancy services associated with Irvine, 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?

Trace3 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 consultancy services?

New York leads the United States with 1,083 company records, followed by Houston (652) and Dallas (532). Irvine has 192.

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 3,570 professional contacts with verified work emails tracked across these 192 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 27, 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.