Company lists · Data refreshed October 2026

Top 25 IT consulting and development companies based in Irvine, United States

Name: IT consulting and development companies based in Irvine, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 125 companies tracked

RevenueBase identified 125 company matches for IT consulting and development companies associated with Irvine, United States as of October 2026 and tracks 6,328 professional contacts across them, including 1,925 with verified work emails. Across the United States, New York is the largest hub for this category (808 companies); Irvine has 125.

This list covers company matches for IT consulting and development companies 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 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

125Companies

6,328Contacts tracked

1,925Verified emails

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The 25 largest IT consulting and development companies based in Irvine, United States

Ranked by team size

Top 25 of 125 company matches for IT consulting and development companies based in Irvine, 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	Trace3	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,345 contacts →
	Exact match “Trace3 delivers business transformation.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	Preludesys	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 2026	501-1,000	699 contacts →
	Exact match “PreludeSys is a global technology solutions provider since 1998.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	Hitachi Solutions America	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 2026	501-1,000	570 contacts →
	Exact match “Hitachi Solutions is a global IT consulting and services firm.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	Sigma Infosolutions LTD	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
5	Authority Partners	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
6	Foothill Technology Solutions, LLC	Exact match	Irvine, United StatesHQ recorded Oct 1, 2026	201-500	318 contacts →
	Exact match “Foothill Technology Solutions is a Software development company.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	OP	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
8	Neelblue Technologies	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
9	Mclaren Strategic Solutions MSS	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
10	Purple Drive Technologies	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
11	Blytheco	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
12	Ejamerica	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
13	Datanetiix Solutions INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
14	Computer Technology Resources, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
15	O2 Technologies,inc	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	100 contacts →
	Exact match “O2 Technology attracts imaginative citizens from all types of backgrounds, bringing together excitement and new dreams to meet challenges and appreciate their talent.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	West Coast Consulting	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
17	Intratek Computer INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 2026	51-200	70 contacts →
	Exact match “Intratek is a premier provider of IT services, solutions and support.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Abotts Consulting INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 2026	51-200	65 contacts →
	Exact match “ABOTTS is a consulting and staffing services company headquartered in Irvine, California, focused on meeting both IT and non-IT needs of our clients.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	Infoswift Corp	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 2026	51-200	41 contacts →
	Exact match “InfoSwift Corp is a trusted technology partner with over 15 years of experience delivering innovative IT solutions to clients across the United States.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	Connex Info Systems, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 2026	51-200	36 contacts →
	Exact match “Connex Info Systems is a global IT services company specialized in developing custom software applications and providing consulting services around the world.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	Companya	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 2026	51-200	21 contacts →
	Exact match “Welcome to Company A.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	JUB JUB Interactive	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 2026	1-10	18 contacts →
	Exact match “Jub Jub Interactive has been the trusted web expert since 1997 with over 500 successful projects.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	Allied Consultants	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 2026	51-200	16 contacts →
	Exact match “Allied Consultants is a technology consulting firm specializing in Enterprise Application Integration, Business Intelligence, Web 2.0 and Mobile Development.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	Dfnd Security, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 2026	51-200	15 contacts →
	Exact match “Enterprise clients have counted on DFND Security, Inc.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	WEB Advanced	Exact match	Irvine, CA, United StatesHQ recorded Oct 1, 2026	11-50	14 contacts →
	Exact match “Since Web Advanced has specialized in enabling businesses to grow online.” 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 consulting and development 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 125 IT consulting and development companies based in Irvine, United States

See the full list, filter by size, metro and specialty, and access 1,925 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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IT consulting and development companies based in Irvine, United States at a glance

As of Oct 1, 2026

30.4%Verified-email coverage

50.6Average contacts per company

11-50Median size (employees)

Oct 1, 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 125 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 consulting and development 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 1,925 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 consulting and development 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 consulting and development companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT consulting and development companies are there based in Irvine, United States?

RevenueBase identified 125 company matches for IT consulting and development companies associated with Irvine, 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?

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 consulting and development companies?

New York leads the United States with 808 company records, followed by Houston (476) and Austin (432). Irvine has 125.

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 1,925 professional contacts with verified work emails tracked across these 125 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.