Company lists · Data refreshed September 2026

Top 25 Business IT services based in San Diego, United States

Name: Business IT services 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 23, 2026 148 companies tracked

RevenueBase identified 148 company matches for business IT services associated with San Diego, United States as of September 2026 and tracks 1,284 professional contacts across them, including 495 with verified work emails. Across the United States, New York is the largest hub for this category (744 companies); San Diego has 148.

This list covers company matches for business IT services 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 23, 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 23, 2026 How this list was built

148Companies

1,284Contacts tracked

495Verified emails

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The 25 largest business IT services based in San Diego, United States

Ranked by team size

Top 25 of 148 company matches for business IT services based in San Diego, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 23, 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	FIT Solutions, LLC	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	51-200	119 contacts →
	Exact match “At FIT Solutions, our service starts with who we are, rather than just what we know.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
2	Managed Solution	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	51-200	97 contacts →
	Exact match “Managed Solution was founded in 2002 and quickly earned recognition as one of San Diego’s 40 fastest-growing companies and the 27th fastest-growing IT company in Southern…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
3	NTH Generation Computing	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	51-200	89 contacts →
	Exact match “Since 1991, Nth Generation has provided industry leading, consultative IT services, encompassing a suite of IT and security solutions.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
4	The Marlin Alliance, INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	51-200	70 contacts →
	Exact match “The Marlin Alliance, Inc.(Marlin) delivers digital transformation and innovative technical solutions across military, government, and commercial sectors.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
5	Bird Rock Systems	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 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 23, 2026 · View company records in RevenueBase
6	Definity First	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	51-200	35 contacts →
	Exact match “Definity First is a global digital consulting firm that helps companies solve business challenges, with technology, customer experience, analytics, and marketing optimization.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
7	Skyriver IT	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	11-50	32 contacts →
	Exact match “Leveraging technology to provide users with a reliable and efficient IT infrastructure that aligns with business goals.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
8	Altumind Tech	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	51-200	22 contacts →
	Exact match “Altumind enables its clients to achieve digital transformation with tangible outcomes.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
9	Webcentriq	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	51-200	21 contacts →
	Exact match “We specialize in digital innovation and transformation.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
10	Kazmarek Technology Solutions, INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	11-50	18 contacts →
	Exact match “Kazmarek Technology Solutions is a San Diego IT Firm with over 20 years of successful partnership with local clients.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
11	Crown Computers	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	11-50	15 contacts →
	Exact match “Our mission is to deliver the best quality and value of computer solutions.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
12	Digital Crafters	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	51-200	15 contacts →
	Exact match “Digital Crafters is a web design and development company and we believe in providing high-quality value-added IT solutions to our clients.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
13	WY Technology	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 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 23, 2026 · View company records in RevenueBase
14	Excedeo	Exact match	San Diego, United StatesHQ recorded Sep 23, 2026	11-50	14 contacts →
	Exact match “Mariela Collins launched Excedeo 18 years ago because she recognized that small and mid-size companies need the full service of an in-house IT Department without the high staffing…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
15	Alliance Innovations	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	11-50	13 contacts →
	Exact match “We partner with organizations to guide, implement, and optimize digital and web technology solutions, including leading CMS and DXP platforms.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
16	Sara Technologies INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	11-50	13 contacts →
	Exact match “Sara Technologies, Inc.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
17	5p Consulting	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	11-50	12 contacts →
	Exact match “5P Consulting is a boutique Information Management & System Implementation firm.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
18	Intelesis Technologies Corp	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	11-50	11 contacts →
	Exact match “Intelesis is an information technology and management consulting firm dedicated to providing customer-intimate service that enables us to satisfy the unique needs of our clients.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
19	Codelinear	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	11-50	11 contacts →
	Exact match “Codelinear is a systems and growth company helping businesses build, automate, and scale digital operations across product, commerce, and engineering.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
20	619 IT	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	11-50	10 contacts →
	Exact match “619 IT is an IT Managed Services Company providing skilled technical support to San Diego businesses since 2001.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
21	Spotlink	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 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 23, 2026 · View company records in RevenueBase
22	Bayside Networks INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	11-50	10 contacts →
	Exact match “Bayside specializes in finding new ways to use technology to help its clients’ businesses run smoothly and more efficiently.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
23	Delta Infotek	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	1-10	10 contacts →
	Exact match “Welcome to Delta Infotek - Your Trusted Partner in Digital Transformation!” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
24	Innoworx	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 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 23, 2026 · View company records in RevenueBase
25	Valerian Technology	Exact match	San Diego, CA, United StatesHQ recorded Sep 23, 2026	11-50	8 contacts →
	Exact match “At Valerian Technology, we're not just a tech consulting firm; we're revolutionizers of the IT consulting landscape.” Recorded in the RevenueBase company graph · Sep 23, 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 “business IT 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 148 business IT services based in San Diego, United States

See the full list, filter by size, metro and specialty, and access 495 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Business IT services based in San Diego, United States at a glance

As of Sep 23, 2026

38.6%Verified-email coverage

8.7Average contacts per company

1-10Median size (employees)

Sep 23, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

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 148 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 “business IT 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 495 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 23, 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.

Business IT 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 “business IT services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many business IT services are there based in San Diego, United States?

RevenueBase identified 148 company matches for business IT services 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?

FIT Solutions, LLC 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 business IT services?

New York leads the United States with 744 company records, followed by Houston (442) and Austin (357). San Diego has 148.

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 495 professional contacts with verified work emails tracked across these 148 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 23, 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.