Company lists · Data refreshed September 2026

Top 25 Custom enterprise software developers based in the United States

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

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 3,483 companies tracked

RevenueBase identified 3,483 company matches for custom enterprise software developers associated with the United States as of September 2026 and tracks 83,918 professional contacts across them, including 27,594 with verified work emails. New York is the largest hub.

This list covers company matches for custom enterprise software developers 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 28, 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 28, 2026 How this list was built

3,483Companies

83,918Contacts tracked

27,594Verified emails

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The 25 largest custom enterprise software developers based in the United States

Ranked by team size

Top 25 of 3,483 company matches for custom enterprise software developers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 28, 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 28, 2026 · View company records in RevenueBase
2	Epicor	Exact match	Austin, TX, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
3	CGS Computer Generated Solutions	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	5,001-10,000	4,608 contacts →
	Exact match “For over 40 years, CGS has enabled global enterprises, regional companies, and government agencies to drive breakthrough performance through business applications, enterprise…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Aptean	Exact match	Alpharetta, GA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,739 contacts →
	Exact match “Aptean's AI-powered, enterprise software serves manufacturers and distributors worldwide across food and beverage, apparel, transportation and more.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Leverx	Exact match	Miami, FL, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,632 contacts →
	Exact match “LeverX is an SAP Gold Partner, SAP Global Strategic Supplier, and enterprise solutions provider for businesses worldwide, including companies from the Fortune 500 list.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	ECI Software Solutions	Exact match	Westlake, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,411 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 28, 2026 · View company records in RevenueBase
7	Lawson Software	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	1,001-5,000	862 contacts →
	Exact match “Our mission is to make your company successful!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Tekshapers	Exact match	Troy, MI, United StatesHQ recorded Sep 28, 2026	501-1,000	630 contacts →
	Exact match “Tekshapers was founded in 2009, an MI, USA based Information Technology Company and our primary objective is to provide sophisticated business solutions to a group of companies…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	CAI Software, LLC	Exact match	Lincoln, RI, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
10	Droisys	Exact match	Las Vegas, NV, United StatesHQ recorded Sep 28, 2026	201-500	544 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 28, 2026 · View company records in RevenueBase
11	Enterprise Solutions INC	Exact match	Warrenville, IL, United StatesHQ recorded Sep 28, 2026	501-1,000	540 contacts →
	Exact match “Enterprise Solutions, Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Softura	Exact match	Farmington Hills, MI, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
13	Advantive	Exact match	Tampa, FL, United StatesHQ recorded Sep 28, 2026	201-500	497 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 28, 2026 · View company records in RevenueBase
14	Kastech Software Solutions Group	Exact match	Richmond, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	472 contacts →
	Exact match “Kastech Software Solutions Group, incorporated in 2007 and headquartered in Richmond, Texas, is a leading global IT services and consulting company delivering technology-driven…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Unanet	Exact match	Dulles, VA, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
16	Sigma Infosolutions LTD	Exact match	Irvine, CA, United StatesHQ recorded Sep 28, 2026	201-500	454 contacts →
	Exact match “Sigma Infosolutions is a prominent provider of technology solutions and services globally, with our headquarters in Irvine, USA, and global offices in Australia & India.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Velosio	Exact match	Atlanta, GA, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
18	Argusoft	Exact match	Newark, CA, United StatesHQ recorded Sep 28, 2026	201-500	413 contacts →
	Exact match “Argusoft is a software solution design company.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Vision33	Exact match	Irvine, CA, United StatesHQ recorded Sep 28, 2026	201-500	401 contacts →
	Exact match “Vision33 Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Apolis	Exact match	Santa Monica, CA, United StatesHQ recorded Sep 28, 2026	501-1,000	338 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 28, 2026 · View company records in RevenueBase
21	Customer Analytics, LLC	Exact match	Verona, WI, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
22	Delta System & Software, INC	Exact match	Mckinney, TX, United StatesHQ recorded Sep 28, 2026	51-200	333 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	DSD Business Systems	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
24	Katalyst Software Services Limited	Exact match	Evanston, IL, United StatesHQ recorded Sep 28, 2026	501-1,000	281 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Amvotech Solutions INC	Exact match	Oakbrook Terrace, IL, United StatesHQ recorded Sep 28, 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 28, 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 enterprise software developers”. 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 3,483 custom enterprise software developers based in the United States

See the full list, filter by size, metro and specialty, and access 27,594 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Custom enterprise software developers based in the United States at a glance

As of Sep 28, 2026

32.9%Verified-email coverage

24.1Average contacts per company

1-10Median size (employees)

3.7%Largest-city concentration · New York

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

1,806

11-50

1,115

51-200

430

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 3,483 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 enterprise software developers” 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 27,594 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 28, 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 enterprise software developers 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 enterprise software developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many custom enterprise software developers are there based in the United States?

RevenueBase identified 3,483 company matches for custom enterprise software developers 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 enterprise software developers?

New York leads with 128 company records, followed by Houston (80) and Austin (60).

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 27,594 professional contacts with verified work emails tracked across these 3,483 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 28, 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.