Company lists · Data refreshed September 2026

Top 22 Software support and services companies based in San Diego, United States

Name: Software support and services companies 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 6, 2026 56 companies tracked

RevenueBase identified 56 company matches for software support and services companies associated with San Diego, United States as of September 2026 and tracks 754 professional contacts across them, including 215 with verified work emails. Across the United States, New York is the largest hub for this category (204 companies); San Diego has 56.

This list covers company matches for software support and services companies 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 6, 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 6, 2026 How this list was built

56Companies

754Contacts tracked

215Verified emails

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The 22 largest software support and services companies based in San Diego, United States

Ranked by team size

Top 22 of 56 company matches for software support and services companies based in San Diego, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 6, 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	DSD Business Systems	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	51-200	307 contacts →
	Exact match “Founded in 1984 in San Diego, DSD Business Systems is an award-winning technology partner with 45 offices across North America, serving small- to medium-sized organizations.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
2	Raso360	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	51-200	79 contacts →
	Exact match “Raso360 is a global leader in onshore consulting and offshore delivery solutions, specializing in top-notch enterprise software platforms such as SAP, Oracle, Salesforce…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
3	Primero Systems	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	51-200	59 contacts →
	Exact match “Primero Systems is a custom software development company focused on building and supporting enterprise applications for complex business environments.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
4	Shubh Solutions LLC	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 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 6, 2026 · View company records in RevenueBase
5	Intelecox INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	201-500	23 contacts →
	Exact match “Intelecox is a technology solutions and consulting company helping enterprises streamline operations, scale delivery teams, and accelerate digital transformation.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
6	Quadkor Inc. Infor Gold Channel Partner	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	11-50	20 contacts →
	Exact match “QuadKor helps our clients gain insight into their business so owners and managers can sleep better at night.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
7	Niche AIM Technologies	Exact match	San Diego, United StatesHQ recorded Sep 6, 2026	11-50	17 contacts →
	Exact match “Niche Aim Technologies is a Software-as-a-Service company that offers professional services designed to facilitate the use of technology by enterprises and end users.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
8	Excedeo	Exact match	San Diego, United StatesHQ recorded Sep 6, 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 6, 2026 · View company records in RevenueBase
9	Bayside Networks INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 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 6, 2026 · View company records in RevenueBase
10	Innoworx	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 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 6, 2026 · View company records in RevenueBase
11	Saiborne	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	1-10	4 contacts →
	Exact match “From pre-sales engineering to software development to implementing and supporting software products, we're here to help with all your software consulting needs.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
12	Speysideit	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	11-50	4 contacts →
	Exact match “SpeySide IT is an experienced IT solution provider, from complete desktop and application support to full scale data center design security and maintenance.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
13	Digital Consulting Group	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	1-10	4 contacts →
	Exact match “Digital Consulting Group (DCG) was created by seasoned services professionals to establish an organization that could focus on customer’s needs while providing a world class…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
14	Blue Sage Software	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	51-200	3 contacts →
	Exact match “At Blue Sage Software we dedicate ourselves to improving the operations of our customers so they can focus on their business.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
15	Sephno Systems INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	1-10	3 contacts →
	Exact match “Sephno Systems is an LGBT-friendly IT consulting business specializing in biotech/medical technology.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
16	Novus Technology Integration, INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	11-50	3 contacts →
	Exact match “Novus[tek] is an Information Technology (IT) Consulting Firm that focuses on technology solutions for small businesses.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
17	Eclipse It, INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	1-10	3 contacts →
	Exact match “Since the turn of the millennium, Eclipse IT has occupied a leading position in the technology sector.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
18	Sqware Logics	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	1-10	2 contacts →
	Exact match “Sqware Logics is a software development and consulting company founded by a small group of engineers with decades of experience creating unique solutions to complex technical…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
19	PCG IT	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	11-50	2 contacts →
	Exact match “Founded July of in San Diego, California, the Palecek Consulting Group has grown into a leader in the Information Technology Support industry in Southern California.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
20	Blue Surf IT	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	1-10	1 contacts →
	Exact match “About Blue Surf.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
21	Heitech Custom Solutions, LLC	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	1-10	1 contacts →
	Exact match “Heitech Custom Solutions, LLC is a full-service consulting company based in San Diego, CA.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
22	Ugarte Solutions	Exact match	San Diego, CA, United StatesHQ recorded Sep 6, 2026	1-10	1 contacts →
	Exact match “Our software consulting practice specializes in providing cutting-edge technical solutions tailored to complex business challenges.” Recorded in the RevenueBase company graph · Sep 6, 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 “software support and services 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 22 of 56 software support and services companies based in San Diego, United States

See the full list, filter by size, metro and specialty, and access 215 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Software support and services companies based in San Diego, United States at a glance

As of Sep 6, 2026

28.5%Verified-email coverage

13.5Average contacts per company

1-10Median size (employees)

Sep 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

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 56 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 “software support and services 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 215 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 6, 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.

Software support and services 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 “software support and services companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many software support and services companies are there based in San Diego, United States?

RevenueBase identified 56 company matches for software support and services companies 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?

DSD Business Systems 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 software support and services companies?

New York leads the United States with 204 company records, followed by Houston (157) and Austin (122). San Diego has 56.

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 215 professional contacts with verified work emails tracked across these 56 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 6, 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.