Company lists · Data refreshed September 2026

Top 25 Enterprise custom software development companies worldwide

Name: Enterprise custom software development companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 24, 2026 28,815 companies tracked

RevenueBase identified 28,815 enterprise custom software development companies worldwide as of September 2026 and tracks 420,128 professional contacts across them, including 124,954 with verified work emails and 30,000 with mobile numbers. The United States is the largest market and London the largest hub.

This list covers enterprise custom software development companies worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 24, 2026. Country and city lists for enterprise custom software development companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 24, 2026 86% judged on-target in blind review

28,815Companies

420,128Contacts tracked

124,954Verified emails

30,000Mobile numbers

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The 25 largest enterprise custom software development companies worldwide

Ranked by team size

Top 25 of 28,815 enterprise custom software development companies worldwide, ranked by team size, largest first. Data refreshed Sep 24, 2026. RevenueBase Smart Search rates how each company's information relates to enterprise custom software development companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	INFOR	Partial evidence	New York, NY, United StatesHQ checked Sep 24, 2026	10001+	19,389 contacts →
	Partial evidence “Infor is a global leader in business cloud software products for companies in industry specific markets.” Source: RevenueBase Database · checked Sep 24, 2026
2	TOTVS	Indirect evidence	Sao Paulo, BrazilHQ checked Sep 24, 2026	10001+	14,741 contacts →
	Indirect evidence “Olá, somos a TOTVS!” Source: RevenueBase Database · checked Sep 24, 2026
3	Epicor	Indirect evidence	Austin, TX, United StatesHQ checked Sep 24, 2026	1,001-5,000	5,802 contacts →
	Indirect evidence “We’re here for the hard-working businesses that keep the world turning.” Source: RevenueBase Database · checked Sep 24, 2026
4	Software AG	Strong evidence	Darmstadt, GermanyHQ checked Sep 24, 2026	n/a	4,127 contacts →
	Strong evidence “Software AG has been helping enterprises run and evolve their core business applications for over 50 years.” Source: RevenueBase Database · checked Sep 24, 2026
5	Andersen LAB	Strong evidence	Warsaw, PolandHQ checked Sep 24, 2026	1,001-5,000	3,628 contacts →
	Strong evidence “Andersen – your global software development partner Andersen is a global software development company with over 18 years of experience supporting businesses worldwide in their…” Source: RevenueBase Database · checked Sep 24, 2026
6	Unit4	Partial evidence	Solbjerg Solbjerg, United StatesHQ checked Sep 24, 2026	1,001-5,000	3,380 contacts →
	Partial evidence “Unit4's next-generation enterprise resource planning (ERP) solutions power many of the world's mid-market organizations, bringing together the capabilities of Financials…” Source: RevenueBase Database · checked Sep 24, 2026
7	Chetu, INC	Partial evidence	Sunrise, FL, United StatesHQ checked Sep 24, 2026	1,001-5,000	2,943 contacts →
	Partial evidence “Chetu is your seamless backend technology partner, helping startups, SMBs, and Fortune companies accelerate development of desktop, mobile, and web apps with on-demand developers…” Source: RevenueBase Database · checked Sep 24, 2026
8	Teamsystem	Indirect evidence	Pesaro, ItalyHQ checked Sep 24, 2026	1,001-5,000	2,910 contacts →
	Indirect evidence “TeamSystem is a leading tech company in the market for digital business management solutions for companies and professionals.” Source: RevenueBase Database · checked Sep 24, 2026
9	Aptean	Strong evidence	Alpharetta, GA, United StatesHQ checked Sep 24, 2026	1,001-5,000	2,739 contacts →
	Strong evidence “Aptean's AI-powered, enterprise software serves manufacturers and distributors worldwide across food and beverage, apparel, transportation and more.” Source: RevenueBase Database · checked Sep 24, 2026
10	Alterdata Software	Partial evidence	Teresópolis, BrazilHQ checked Sep 24, 2026	1,001-5,000	2,315 contacts →
	Partial evidence “Desenvolvedora de soluções de gestão empresarial através de softwares e serviços de consultoria.” Source: RevenueBase Database · checked Sep 24, 2026
11	Sankhya	Indirect evidence	Uberlândia, BrazilHQ checked Sep 24, 2026	1,001-5,000	2,158 contacts →
	Indirect evidence “Atuando no mercado brasileiro desde 1989 e alicerçada pelos seus valores e princípios, a Sankhya possui mais de empresas como clientes.” Source: RevenueBase Database · checked Sep 24, 2026
12	ELEKS	Partial evidence	Tallinn, EstoniaHQ checked Sep 24, 2026	1,001-5,000	1,878 contacts →
	Partial evidence “ELEKS, a trusted partner for guaranteed software engineering excellence, quality, and transparency every step of the way.” Source: RevenueBase Database · checked Sep 24, 2026
13	Exadel	Strong evidence	Walnut Creek, CA, United StatesHQ checked Sep 24, 2026	1,001-5,000	1,874 contacts →
	Strong evidence “Exadel is a leading global software consulting and development company that looks beyond the code to maximize the technology-driven business impact our partners want to make.” Source: RevenueBase Database · checked Sep 24, 2026
14	Leverx	Partial evidence	Miami, FL, United StatesHQ checked Sep 24, 2026	1,001-5,000	1,632 contacts →
	Partial evidence “LeverX is an SAP Gold Partner, SAP Global Strategic Supplier, and enterprise solutions provider for businesses worldwide, including companies from the Fortune 500 list.” Source: RevenueBase Database · checked Sep 24, 2026
15	Dotsquares	Indirect evidence	London, United KingdomHQ checked Sep 24, 2026	501-1,000	1,581 contacts →
	Indirect evidence “We leverage the latest web and mobile technologies to build, grow and support your business.” Source: RevenueBase Database · checked Sep 24, 2026
16	Sigma Software Group	Strong evidence	Stockholm, SwedenHQ checked Sep 24, 2026	1,001-5,000	1,566 contacts →
	Strong evidence “Sigma Software Group, an award-winning and trusted IT partner, has been serving customers for over 24 years, providing comprehensive IT solutions to various businesses, ranging…” Source: RevenueBase Database · checked Sep 24, 2026
17	IGA	Indirect evidence	Malakoff, FranceHQ checked Sep 24, 2026	n/a	1,530 contacts →
	Indirect evidence “Métiers - Edition de composants/modules logiciels pour les métiers de l’assurance, du voyage et du négoce- Création de solutions spécifiques pour le compte des clients- Suivi et…” Source: RevenueBase Database · checked Sep 24, 2026
18	Evosoft	Strong evidence	Nürnberg, GermanyHQ checked Sep 24, 2026	1,001-5,000	1,519 contacts →
	Strong evidence “The evosoft Group is an international system house that has developed custom-made software solutions since 1995.” Source: RevenueBase Database · checked Sep 24, 2026
19	Benner	Indirect evidence	Sao Paulo, BrazilHQ checked Sep 24, 2026	1,001-5,000	1,442 contacts →
	Indirect evidence “Há 28 anos, a Benner transforma a gestão das empresas com tecnologia e inovação.” Source: RevenueBase Database · checked Sep 24, 2026
20	ECI Software Solutions	Indirect evidence	Westlake, TX, United StatesHQ checked Sep 24, 2026	1,001-5,000	1,411 contacts →
	Indirect evidence “For 25+ years, ECI has helped businesses around the world grow with industry-specific, cloud-based ERP.” Source: RevenueBase Database · checked Sep 24, 2026
21	Trigent Software INC	Strong evidence	Southborough, MA, United StatesHQ checked Sep 24, 2026	1,001-5,000	1,379 contacts →
	Strong evidence “Trigent is a global leader in software solutions, headquartered in Southborough, MA, with development centers in Boston, Bangalore.” Source: RevenueBase Database · checked Sep 24, 2026
22	Chain-Sys Corporation	Indirect evidence	Rocklin, CA, United StatesHQ checked Sep 24, 2026	501-1,000	1,280 contacts →
	Indirect evidence “ChainSys is an innovator in the data management and business platform implementation (ERP) space.” Source: RevenueBase Database · checked Sep 24, 2026
23	HIQ	Strong evidence	Stockholm, SwedenHQ checked Sep 24, 2026	1,001-5,000	1,228 contacts →
	Strong evidence “HiQ is a tech consulting company focused on custom software development, positioned at the intersection of digital transformation and specialized engineering.” Source: RevenueBase Database · checked Sep 24, 2026
24	BBD	Partial evidence	Rosebank, South AfricaHQ checked Sep 24, 2026	1,001-5,000	1,225 contacts →
	Partial evidence “Welcome to BBD – where experience, innovation and software engineering excellence come together.” Source: RevenueBase Database · checked Sep 24, 2026
25	Relevantz	Strong evidence	Alpharetta, GA, United StatesHQ checked Sep 24, 2026	1,001-5,000	1,164 contacts →
	Strong evidence “We are in the business of custom software engineering.” Source: RevenueBase Database · checked Sep 24, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: enterprise custom software development companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names enterprise custom software development companies.
Partial evidence: Its own public description names part of enterprise custom software development companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name enterprise custom software development companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 28,815 enterprise custom software development companies worldwide

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Enterprise custom software development companies worldwide at a glance

As of Sep 24, 2026

29.7%Verified-email coverage

7.1%Mobile-number coverage

14.6Average contacts per company

1-10Median size (employees)

2.7%Largest-city concentration · London

Sep 24, 2026Page data refreshed

Companies by employee count

1-10

16,066

11-50

9,334

51-200

2,619

201-500

481

501-1,000

116

1,001-5,000

5,001-10,000

10001+

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among enterprise custom software development companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage: 44 countries, largest first: the United States, Brazil, the United Kingdom, Germany, Canada, Italy, France, Spain, Poland, the Netherlands and 34 more. Country and city lists for enterprise custom software development companies are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “enterprise custom software development companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names enterprise custom software development companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among enterprise custom software development companies, and records with no verified work email.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 124,954 across the full list. 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 24, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Enterprise custom software development companies by location

134 lists · largest first

Every Enterprise custom software development companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names enterprise custom software development companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many enterprise custom software development companies are there worldwide?

RevenueBase identified 28,815 enterprise custom software development companies worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

INFOR, headquartered in New York, tops this list with the largest team on record.

Which country has the most enterprise custom software development companies?

The United States leads with 7,141 companies, followed by Brazil (2,895) and the United Kingdom (2,285). Every enterprise custom software development companies list by country and city is linked on this page.

Which city has the most enterprise custom software development companies?

London leads with 773 headquartered companies, followed by Sao Paulo (457) and New York (306).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 124,954 verified decision-maker contacts tracked across these 28,815 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 24, 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 Smart Search, 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.