Company lists · Data refreshed September 2026

Top 25 Application support companies based in the United States

RevenueBase identified 158 company matches for application support companies associated with the United States as of September 2026 and tracks 4,122 professional contacts across them, including 1,357 with verified work emails. New York is the largest hub.

This list covers company matches for application support companies associated with the 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 19, 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 19, 2026 How this list was built
158Companies
4,122Contacts tracked
1,357Verified emails
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The 25 largest application support companies based in the United States

Ranked by team size
Top 25 of 158 company matches for application support companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLas Vegas, NV, United StatesHQ recorded Sep 19, 20261,001-5,0002,022 contacts →

Exact match

“Rimini Street, Inc.(Nasdaq: RMNI), a Russell Company, is a global leader in end-to-end third-party enterprise software support, managed services and Agentic AI ERP innovation…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchGreenwood Village, CO, United StatesHQ recorded Sep 19, 2026201-500247 contacts →

Exact match

“Spinnaker Support delivers independent third-party support and expert services for Oracle, SAP, VMware, and PostgreSQL environments.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchColumbus, OH, United StatesHQ recorded Sep 19, 2026501-1,000197 contacts →

Exact match

“Most companies think customer service is a cost center-the data shows it's your most underutilized revenue channel.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchOrem, UT, United StatesHQ recorded Sep 19, 202651-200161 contacts →

Exact match

“Whether you need outsourced support for your ISP or for your business, after hours support, BPO services or just a virtual assistant to help you answer phones and get through the…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchDetroit, MI, United StatesHQ recorded Sep 19, 202651-20062 contacts →

Exact match

“SSE GLOBAL TECH is a 3rd party IT technical support services provider.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchOakland, CA, United StatesHQ recorded Sep 19, 202611-5051 contacts →

Exact match

“PC Professional operates out of our headquarters in Oakland, California.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchBellevue, WA, United StatesHQ recorded Sep 19, 202611-5042 contacts →

Exact match

“As an independent software design and development company, we use our technology to create software to help companies save and/or make money.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchAtlanta, GA, United StatesHQ recorded Sep 19, 2026n/a42 contacts →

Exact match

“Systems Unlimited specializes in providing technical services and support in several areas.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchGolden, CO, United StatesHQ recorded Sep 19, 20261-1021 contacts →

Exact match

“We help businesses who need an extension of their Application Development, Business Management, or Marketing Team.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchMerced, CA, United StatesHQ recorded Sep 19, 202611-5020 contacts →

Exact match

“Founded in 2007, Mid Valley IT provides expert IT support to businesses of all sizes in California's Central Valley and beyond.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchAnchorage, AK, United StatesHQ recorded Sep 19, 202611-5014 contacts →

Exact match

“Tex R Us is an information technology and services company based out of 2525 Blueberry Rd, Suite 206, Anchorage, Alaska, United States.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchBoynton Beach, FL, United StatesHQ recorded Sep 19, 202611-5012 contacts →

Exact match

“Additionally, we provide application and database hosting, design services, and other white-glove elements necessary to implement a full-scale software solution.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchGulfport, MS, United StatesHQ recorded Sep 19, 202611-508 contacts →

Exact match

“ASP Web Solutions is an IT Support company based out of United States.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchAliso Viejo, CA, United StatesHQ recorded Sep 19, 202611-508 contacts →

Exact match

“Guardian Technology Group provides full and supplemental remote database, O/S, Oracle EBS, PeopleSoft, JD Edwards, SAP, Microsoft SQL, Business Intelligence administration and…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchMililani, HI, United StatesHQ recorded Sep 19, 20261-108 contacts →

Exact match

“Tired of just dealing with it, when it comes to your IT Support Provider?”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchBeverly Hills, CA, United StatesHQ recorded Sep 19, 202611-507 contacts →

Exact match

“GeekSupport provides best-in-class, IT support for startups, small and mid-size companies, and self-employed professionals.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchPhoenix, AZ, United StatesHQ recorded Sep 19, 20261-107 contacts →

Exact match

“Atlas Network Services was founded by Marius Lupascu in 2003 to provide a new and better kind of outsourced IT support to small businesses in the Phoenix metropolitan area.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchLouisville, KY, United StatesHQ recorded Sep 19, 202611-507 contacts →

Exact match

“We give you IT support anywhere you need it.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchVienna, VA, United StatesHQ recorded Sep 19, 202611-507 contacts →

Exact match

“Hurd I/T Communications provides next-generation Enterprise Support Services with responsive, expert technical and development services and support for leading Fortune 500…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchWaltham, MA, United StatesHQ recorded Sep 19, 202611-506 contacts →

Exact match

“We have been using technology to improve the lives of business leaders, employees, and consumers.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchGlastonbury, CT, United StatesHQ recorded Sep 19, 202611-506 contacts →

Exact match

“OneG specializes in software development and product development in multiple domains.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchLafayette, LA, United StatesHQ recorded Sep 19, 20261-105 contacts →

Exact match

“Local.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchCedar Park, TX, United StatesHQ recorded Sep 19, 20261-104 contacts →

Exact match

“Helping Small and Medium Sizes Businesses Maintain their Portfolios of Custom Software.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchBakersfield, CA, United StatesHQ recorded Sep 19, 20261-104 contacts →

Exact match

“American Office Solutions LLC provides IT solutions primarily to small businesses (up to 250 employees) and to medium size businesses (up to 500 employees).”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchTampa, FL, United StatesHQ recorded Sep 19, 20261-104 contacts →

Exact match

“SCOUT provides support services for Apple-centric businesses in the Central Florida Region.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 158 application support companies based in the United States

See the full list, filter by size, metro and specialty, and access 1,357 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Application support companies based in the United States at a glance

As of Sep 19, 2026
32.9%Verified-email coverage
26.1Average contacts per company
1-10Median size (employees)
3.8%Largest-city concentration · New York
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
94
11-50
46
51-200
13
201-500
2
501-1,000
1
1,001-5,000
2

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 158 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 the United States whose business descriptions match “application support 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 1,357 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 19, 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.

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

How many application support companies are there based in the United States?

RevenueBase identified 158 company matches for application support companies associated with the 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?

Rimini Street tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most application support companies?

New York leads with 6 company records, followed by Los Angeles (4) and Austin (3).

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 1,357 professional contacts with verified work emails tracked across these 158 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 19, 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.