Company lists · Data refreshed September 2026

Top 25 Custom business software development companies based in the United States

Name: Custom business software development companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 4,065 companies tracked

RevenueBase identified 4,065 company matches for custom business software development companies associated with the United States as of September 2026 and tracks 71,876 professional contacts across them, including 24,546 with verified work emails. New York is the largest hub.

This list covers company matches for custom business software development 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

4,065Companies

71,876Contacts tracked

24,546Verified emails

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The 25 largest custom business software development companies based in the United States

Ranked by team size

Top 25 of 4,065 company matches for custom business software development 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	INFOR	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	10001+	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
2	Epicor	Exact match	Austin, TX, United StatesHQ recorded Sep 21, 2026	1,001-5,000	5,802 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
3	Cloud Software Group	Exact match	Fort Lauderdale, FL, United StatesHQ recorded Sep 21, 2026	10001+	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
4	Trinetix	Exact match	Brentwood, TN, United StatesHQ recorded Sep 21, 2026	1,001-5,000	902 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
5	Xtglobal, INC	Exact match	Plano, TX, United StatesHQ recorded Sep 21, 2026	501-1,000	841 contacts →
	Exact match “Founded in 1998, XTGlobal, Inc.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	CAI Software, LLC	Exact match	Lincoln, RI, United StatesHQ recorded Sep 21, 2026	501-1,000	604 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
7	Fingent	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	501-1,000	551 contacts →
	Exact match “Fingent, an award-winning and ISO 27001:2013-certified custom software development company, is a trusted partner for businesses seeking strategic IT solutions.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	Softura	Exact match	Farmington Hills, MI, United StatesHQ recorded Sep 21, 2026	201-500	534 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
9	Unanet	Exact match	Dulles, VA, United StatesHQ recorded Sep 21, 2026	201-500	459 contacts →
	Exact match “Unanet is a leading provider of ERP and CRM solutions purpose-built for Government Contractors, AEC, and Professional Services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Velosio	Exact match	Atlanta, GA, United StatesHQ recorded Sep 21, 2026	501-1,000	430 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
11	Argusoft	Exact match	Newark, CA, United StatesHQ recorded Sep 21, 2026	201-500	413 contacts →
	Exact match “Argusoft is a software solution design company.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	Lexisnexis Legal	Exact match	Raleigh, NC, United StatesHQ recorded Sep 21, 2026	501-1,000	402 contacts →
	Exact match “Bringing visibility, value, and simplicity to your everyday operations.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	Vision33	Exact match	Irvine, CA, United StatesHQ recorded Sep 21, 2026	201-500	401 contacts →
	Exact match “Vision33 Inc.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Solbeg	Exact match	Jersey City, NJ, United StatesHQ recorded Sep 21, 2026	1,001-5,000	371 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
15	Customer Analytics, LLC	Exact match	Verona, WI, United StatesHQ recorded Sep 21, 2026	501-1,000	334 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
16	ITX Corp	Exact match	Rochester, NY, United StatesHQ recorded Sep 21, 2026	201-500	312 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
17	DSD Business Systems	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
18	Valzo Soft Solutions	Exact match	Alpharetta, GA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	286 contacts →
	Exact match “ValzoSoft Solutions – Driving Innovation, Empowering Growth At ValzoSoft Solutions, we turn visionary ideas into transformative digital experiences.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	Amvotech Solutions INC	Exact match	Oakbrook Terrace, IL, United StatesHQ recorded Sep 21, 2026	501-1,000	281 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
20	Integrant, INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	201-500	280 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
21	ITG Software, INC	Exact match	Cincinnati, OH, United StatesHQ recorded Sep 21, 2026	201-500	249 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Dmsi Software	Exact match	Omaha, NE, United StatesHQ recorded Sep 21, 2026	201-500	245 contacts →
	Exact match “DMSi is bringing new technology and new ideas to the building materials industry through our specialized business management software.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	Daysmart	Exact match	Ann Arbor, MI, United StatesHQ recorded Sep 21, 2026	201-500	245 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
24	Cargas Systems	Exact match	Lancaster, PA, United StatesHQ recorded Sep 21, 2026	51-200	232 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
25	Artezio	Exact match	Princeton, NJ, United StatesHQ recorded Sep 21, 2026	201-500	227 contacts →
	Exact match “Established in Artezio is a custom software development company that offers robust software solutions and IT consulting services to customers around the globe.” Recorded in the RevenueBase company graph · Sep 21, 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 “custom business software development 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 25 of 4,065 custom business software development companies based in the United States

See the full list, filter by size, metro and specialty, and access 24,546 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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

As of Sep 21, 2026

34.2%Verified-email coverage

17.7Average contacts per company

1-10Median size (employees)

4.0%Largest-city concentration · New York

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

2,225

11-50

1,286

51-200

435

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 4,065 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 development 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 24,546 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.

Custom business software development companies by metro

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

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

RevenueBase identified 4,065 company matches for custom business software development 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 development companies?

New York leads with 163 company records, followed by Houston (87) and Austin (78).

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 24,546 professional contacts with verified work emails tracked across these 4,065 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.