Company lists · Data refreshed November 2026

Top 22 Application support outsourcing firms based in the United States

RevenueBase identified 2,502 company matches for application support outsourcing firms associated with the United States as of November 2026 and tracks 74,720 professional contacts across them, including 11,681 with verified work emails. New York is the largest hub.

This list covers company matches for application support outsourcing firms 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 November 5, 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 Nov 5, 2026 How this list was built
2,502Companies
74,720Contacts tracked
11,681Verified emails
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The 22 largest application support outsourcing firms based in the United States

Ranked by team size
Top 22 of 2,502 company matches for application support outsourcing firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 Nov 5, 20261,001-5,0002,144 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 · Nov 5, 2026 · View company records in RevenueBase
2Exact matchAustin, TX, United StatesHQ recorded Nov 5, 20261,001-5,0002,070 contacts →

Exact match

“SupportNinja provides customer experience and back-office support services for tech companies and startups around the world.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchCincinnati, OH, United StatesHQ recorded Nov 5, 20261,001-5,0001,615 contacts →

Exact match

“At RDI, we believe in winning smart by providing customized, strategic solutions to our clients.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchTucson, AZ, United StatesHQ recorded Nov 5, 20261,001-5,0001,405 contacts →

Exact match

“BroadPath provides transformational outsourcing and managed services powered by our one-of-a-kind, 100% remote business model.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchAustin, TX, United StatesHQ recorded Nov 5, 2026501-1,0001,297 contacts →

Exact match

“We are a boutique outsourcing firm specializing in keeping our customers' databases up-to-date, accurate, and as robust as possible.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchPrinceton, NJ, United StatesHQ recorded Nov 5, 20261,001-5,0001,185 contacts →

Exact match

“Intelligroup is a global provider of innovative consulting, technology, and outsourcing services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchPhoenix, AZ, United StatesHQ recorded Nov 5, 20261,001-5,0001,178 contacts →

Exact match

“Valor Global is a global leader in providing extraordinary customer experiences for clients across the globe.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchSan Francisco, CA, United StatesHQ recorded Nov 5, 20261,001-5,0001,040 contacts →

Exact match

“XtendOps is an AI-powered BPO built for modern customer experience.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchMiami Beach, NY, United StatesHQ recorded Nov 5, 2026501-1,0001,030 contacts →

Exact match

“At Atidiv, we help DTC brands and media agencies scale without the overhead of building large in-house teams.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchBoston, NY, United StatesHQ recorded Nov 5, 20261,001-5,000889 contacts →

Exact match

“Tanisha Systems, founded in 2002 in Massachusetts-USA, is a leading provider of Custom Application Development and end-to-end IT Services to clients globally.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchLaguna Niguel, CA, United StatesHQ recorded Nov 5, 20261,001-5,000861 contacts →

Exact match

“Headquartered in the US, Nearsol was born into telecommunications as a captive Real Estate operation in 2006 where we rapidly obtained the knowledge and understanding of the…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchGrapevine, TX, United StatesHQ recorded Nov 5, 2026501-1,000806 contacts →

Exact match

“As a leading IT consulting and outsourcing services firm, Buchanan Technologies helps organizations across North America turn their business technology into a powerful competitive…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchDhaka, CA, United StatesHQ recorded Nov 5, 2026501-1,000722 contacts →

Exact match

“BJIT is a global leader in offshore software development and IT outsourcing services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchOak Brook, IL, United StatesHQ recorded Nov 5, 2026n/a720 contacts →

Exact match

“Headquartered in the United States, Tenpath Solutions is a multinational leader in outsourced IT Professional Services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchNa, United StatesHQ recorded Nov 5, 2026n/a705 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchHavertown, PA, United StatesHQ recorded Nov 5, 2026501-1,000691 contacts →

Exact match

“DecisionOne is the largest global independent technology support organization in the TPM and ISO markets.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchFrisco, TX, United StatesHQ recorded Nov 5, 20261,001-5,000614 contacts →

Exact match

“TEK Inspirations LLC is a Texas based IT Staffing and consulting company that focuses on highly qualitative, timely delivered and cost-effective offshore software development and…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchSan Marcos, TX, United StatesHQ recorded Nov 5, 20261,001-5,000587 contacts →

Exact match

“teleNetwork is a leading provider of outsourced customer service, technical support, and sales enablement solutions for technology products and services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchHauppauge, NY, United StatesHQ recorded Nov 5, 2026501-1,000557 contacts →

Exact match

“Hallmark Global Solutions is established in the year 2002, Hallmark Global Solutions has an exceptional track record of transcending the core operations of its clients and helping…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchHouston, TX, United StatesHQ recorded Nov 5, 2026501-1,000527 contacts →

Exact match

“Fluxtek Solutions Inc has established a track record as a leading fast growing IT consulting, services, and outsourcing firm.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchDover, DE, United StatesHQ recorded Nov 5, 2026201-500476 contacts →

Exact match

“Velan Info Services is a leading multidisciplinary service provider with its clients across the globe.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchSan Mateo, CA, United StatesHQ recorded Nov 5, 202651-200416 contacts →

Exact match

“STPL incorporated in 2004, is an ISO 9001:2008 certified offshore software development company with a strong team of highly skilled IT experts, catering its global clientele with…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 22 of 2,502 application support outsourcing firms based in the United States

See the full list, filter by size, metro and specialty, and access 11,681 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Application support outsourcing firms based in the United States at a glance

As of Nov 5, 2026
15.6%Verified-email coverage
29.9Average contacts per company
11-50Median size (employees)
4.5%Largest-city concentration · New York
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
845
11-50
886
51-200
503
201-500
158
501-1,000
56
1,001-5,000
40
5,001-10,000
4
10001+
5

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 2,502 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 outsourcing 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 11,681 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 November 5, 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 outsourcing firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 2,502 company matches for application support outsourcing firms associated with the United States as of November 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 outsourcing firms?

New York leads with 113 company records, followed by Miami (51) and Sheridan (47).

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 11,681 professional contacts with verified work emails tracked across these 2,502 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 November 5, 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.