Company lists · Data refreshed September 2026

Top 25 Custom business software companies based in the United States

RevenueBase identified 2,853 company matches for custom business software companies associated with the United States as of September 2026 and tracks 65,040 professional contacts across them, including 23,610 with verified work emails. New York is the largest hub.

This list covers company matches for custom business software 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 21, 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 21, 2026 How this list was built
2,853Companies
65,040Contacts tracked
23,610Verified emails
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The 25 largest custom business software companies based in the United States

Ranked by team size
Top 25 of 2,853 company matches for custom business software companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 matchNew York, NY, United StatesHQ recorded Sep 21, 202610001+19,389 contacts →

Exact match

“Infor is a global leader in business cloud software products for companies in industry specific markets.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchAustin, TX, United StatesHQ recorded Sep 21, 20261,001-5,0005,802 contacts →

Exact match

“We’re here for the hard-working businesses that keep the world turning.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchFort Lauderdale, FL, United StatesHQ recorded Sep 21, 202610001+1,975 contacts →

Exact match

“Cloud Software Group enables our customers to evolve, compete and succeed leveraging our software franchises for and across data, automation, insight, and collaboration.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchWestlake, TX, United StatesHQ recorded Sep 21, 20261,001-5,0001,411 contacts →

Exact match

“For 25+ years, ECI has helped businesses around the world grow with industry-specific, cloud-based ERP.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchBrentwood, TN, United StatesHQ recorded Sep 21, 20261,001-5,000902 contacts →

Exact match

“Trinetix is a global custom software development partner that brings ambitious ideas to life.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Sep 21, 20261,001-5,000862 contacts →

Exact match

“Our mission is to make your company successful!”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchPlano, TX, United StatesHQ recorded Sep 21, 2026501-1,000841 contacts →

Exact match

“Founded in 1998, XTGlobal, Inc.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchLincoln, RI, United StatesHQ recorded Sep 21, 2026501-1,000604 contacts →

Exact match

“CAI Software, LLC delivers mission-critical, production-oriented software to Manufacturers and Food & Beverage producers, processors, and distributors.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchLas Vegas, NV, United StatesHQ recorded Sep 21, 2026201-500544 contacts →

Exact match

“Droisys is an innovation technology company, with a reputation of delivering top engineering projects and teams to meet, execute, and solve complex business challenges & deliver…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchFarmington Hills, MI, United StatesHQ recorded Sep 21, 2026201-500534 contacts →

Exact match

“Softura is an organization that specializes in providing state-of-the-art software solutions on a wide range of platforms to simplify any un-scalable process.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchTampa, FL, United StatesHQ recorded Sep 21, 2026201-500497 contacts →

Exact match

“We make purpose-built software for specialty manufacturing and distribution businesses that streamline complex processes, optimize operations visibility and throughput, and drive…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchAtlanta, GA, United StatesHQ recorded Sep 21, 2026501-1,000430 contacts →

Exact match

“Velosio is a leading Microsoft partner delivering business transformation through Microsoft Dynamics 365, Power Platform, Azure, and the broader Microsoft Cloud.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchNewark, CA, United StatesHQ recorded Sep 21, 2026201-500413 contacts →

Exact match

“Argusoft is a software solution design company.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchIrvine, CA, United StatesHQ recorded Sep 21, 2026201-500401 contacts →

Exact match

“Vision33 Inc.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchJersey City, NJ, United StatesHQ recorded Sep 21, 20261,001-5,000371 contacts →

Exact match

“Solbeg is a world-class partner in consulting, business process automation, technology, and software engineering services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchSanta Monica, CA, United StatesHQ recorded Sep 21, 2026501-1,000338 contacts →

Exact match

“Apolis Rises is your trusted partner in driving business growth through tailored ERP solutions, managed services, and expert staffing support.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchVerona, WI, United StatesHQ recorded Sep 21, 2026501-1,000334 contacts →

Exact match

“Customer Analytics, for over 20 years, has been in the business of helping clients succeed at what they do, by developing customized software solutions to meet and solve their…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchRochester, NY, United StatesHQ recorded Sep 21, 2026201-500312 contacts →

Exact match

“ITX is a custom software development partner trusted for nearly 30 years to deliver solutions that drive real business value.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchSan Diego, CA, United StatesHQ recorded Sep 21, 202651-200307 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 21, 2026 · View company records in RevenueBase
20Exact matchOakbrook Terrace, IL, United StatesHQ recorded Sep 21, 2026501-1,000281 contacts →

Exact match

“In this competitive world, what your company needs is a winning horse.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchSan Diego, CA, United StatesHQ recorded Sep 21, 2026201-500280 contacts →

Exact match

“For more than 35 years, Integrant has engineered enterprise software for companies that can’t afford to get it wrong, in medical devices, life sciences, pharma, financial…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchAustin, TX, United StatesHQ recorded Sep 21, 202651-200273 contacts →

Exact match

“As the leader in Enterprise Software, our powerful IgniteTech platform helps organizations grow revenue, optimize expense and accelerate transformation through a model where every…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchCincinnati, OH, United StatesHQ recorded Sep 21, 2026201-500249 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchAnn Arbor, MI, United StatesHQ recorded Sep 21, 2026201-500245 contacts →

Exact match

“We help businesses power their growth with software designed for their specific industry.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchLancaster, PA, United StatesHQ recorded Sep 21, 202651-200232 contacts →

Exact match

“Cargas is an employee-owned software company offering ERP and CRM software from Acumatica, Microsoft, Sage, Salesforce, and HubSpot, as well as custom-developed solutions.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 2,853 custom business software companies based in the United States

See the full list, filter by size, metro and specialty, and access 23,610 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Custom business software companies based in the United States at a glance

As of Sep 21, 2026
36.3%Verified-email coverage
22.8Average contacts per company
1-10Median size (employees)
3.6%Largest-city concentration · New York
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
1,544
11-50
893
51-200
319
201-500
58
501-1,000
18
1,001-5,000
12
5,001-10,000
2
10001+
6

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 2,853 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 “custom business software 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 23,610 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 21, 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 “custom business software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many custom business software companies are there based in the United States?

RevenueBase identified 2,853 company matches for custom business software 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?

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

Which city has the most custom business software companies?

New York leads with 103 company records, followed by Houston (64) and Austin (54).

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 23,610 professional contacts with verified work emails tracked across these 2,853 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 21, 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.