Company lists · Data refreshed September 2026

Top 25 IT systems integration firms based in San Diego, United States

Name: IT systems integration firms based in San Diego, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 66 companies tracked

RevenueBase identified 66 company matches for IT systems integration firms associated with San Diego, United States as of September 2026 and tracks 1,327 professional contacts across them, including 304 with verified work emails. Across the United States, New York is the largest hub for this category (224 companies); San Diego has 66.

This list covers company matches for IT systems integration firms associated with San Diego, 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 28, 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 28, 2026 How this list was built

66Companies

1,327Contacts tracked

304Verified emails

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The 25 largest IT systems integration firms based in San Diego, United States

Ranked by team size

Top 25 of 66 company matches for IT systems integration firms based in San Diego, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Technology Integration Group	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	201-500	455 contacts →
	Exact match “Our Mission: TIG will earn its place as a trusted partner to our clients, providing only the highest level of service, value and advanced technology to power their strategic…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Techflow, INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	201-500	135 contacts →
	Exact match “At TechFlow, we relish solving the difficult problems, making an impact, and exceeding customer expectations.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Bird Rock Systems	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	56 contacts →
	Exact match “Your organization requires IT to help it drive innovation, profitability, and security.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Blue Tech INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	55 contacts →
	Exact match “In business since 1984, Blue Tech is an IT solutions company dedicated to being responsive and thorough, upholding the highest standards of integrity in our relationships with…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Cyth Systems, INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	46 contacts →
	Exact match “Cyth Systems has over two decades of providing the technology and expertise you need to be successful on Automation, Measurement, and Controls projects.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	X-Feds	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	51-200	37 contacts →
	Exact match “X-Feds is a Small Business headquartered in San Diego, CA with satellite offices located in Norfolk, Virginia; Charleston, South Carolina; Crane, Indiana and Washington, DC.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	California Commercial Security	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	33 contacts →
	Exact match “California Commercial Security (CCS) is a leading regional security systems integrator focused exclusively on delivering exceptional value to commercial clients.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Shubh Solutions LLC	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	51-200	26 contacts →
	Exact match “Shubh Solutions is an Information Technology(IT) company, providing enterprise solutions to bridge disparate work groups, IT systems, and business processes.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Datel Systems Incorporated	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	23 contacts →
	Exact match “Since 1983, Datel Systems, Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Xpedient Communications, INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	15 contacts →
	Exact match “Xpedient Communications is a Technology Integrator focused on delivering innovative solutions to our clients.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	WY Technology	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	51-200	15 contacts →
	Exact match “WY Technology – Complete IT Solutions for Progressive Businesses Founded in WY Technology was created to help businesses leverage technology and find innovative solutions to the…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	SUN Wireless	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	1-10	14 contacts →
	Exact match “Sun Microwave, Inc: dba Sun Wireless is a systems integrator that specializes in turnkey microwave (wireless) high capacity, point-to-point, licensed or unlicensed systems.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Ariston Consulting & Technologies	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	13 contacts →
	Exact match “Ariston Consulting & Technologies is a full service systems integrator specializing SAP ERP implementations for the public sector and utilities industries.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Wilco Imaging, Inc.	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	13 contacts →
	Exact match “Wilco and Lore Technology have recently merged to offer a larger support team, a wider range of products, and sales technicians with over 20 years of industry experience!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Csci, INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	1-10	12 contacts →
	Exact match “Rated A+ by CSCI Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	5p Consulting	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	12 contacts →
	Exact match “5P Consulting is a boutique Information Management & System Implementation firm.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Spotlink	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	10 contacts →
	Exact match “SpotLink, a leading technology solutions firm based in San Diego, provides reliable, personalized network solutions, application development and managed IT services to small and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Innoworx	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	10 contacts →
	Exact match “InnoWorx is an IT solutions company delivering end-to-end technology services from strategy consulting to implementation and long-term support.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Absolute AV Design	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	1-10	8 contacts →
	Exact match “At Absolute AV Design, we have a passion for utilizing technology to help improve the everyday lives of our clients as well as the special moments we share with friends and family.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	ALL PRO Support	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	1-10	8 contacts →
	Exact match “Agent Direct, Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	1903 Solutions, LLC	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	7 contacts →
	Exact match “1903 Solutions is a San Diego headquartered integrator specializing in Networking, Storage and Security.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	OPT Tech LLC	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	6 contacts →
	Exact match “Opt Tech is an enterprise-focused systems integrator and value-added reseller of IT solutions and services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Hubkor, LLC	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	11-50	6 contacts →
	Exact match “We're the experts in SyteLine and best of breed solutions, ensuring seamless integrations for your organization.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Ucright	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	1-10	5 contacts →
	Exact match “UCright is a full service MSP, VAR and Systems Integrator.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Techit Services LLC	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	1-10	5 contacts →
	Exact match “YEARS OF COMBINED COMPUTER SERVICE, IT TECH SUPPORT EXPERIENCE FOR SYSTEM & NETWORK ADMINISTRATION AND MANAGEMENT.” Recorded in the RevenueBase company graph · Sep 28, 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 systems integration 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 25 of 66 IT systems integration firms based in San Diego, United States

See the full list, filter by size, metro and specialty, and access 304 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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IT systems integration firms based in San Diego, United States at a glance

As of Sep 28, 2026

22.9%Verified-email coverage

20.1Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Email recency for this list is measured across the whole United States list rather than for San Diego, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 66 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 San Diego, United States whose business descriptions match “IT systems integration 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 304 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 28, 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 systems integration 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 “IT systems integration firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT systems integration firms are there based in San Diego, United States?

RevenueBase identified 66 company matches for IT systems integration firms associated with San Diego, 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?

Technology Integration Group 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 systems integration firms?

New York leads the United States with 224 company records, followed by Houston (180) and Atlanta (119). San Diego has 66.

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 304 professional contacts with verified work emails tracked across these 66 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 28, 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.