Company lists · Data refreshed November 2026

Top 25 Ibm iseries developers worldwide

RevenueBase identified 1,253 company matches for ibm iseries developers worldwide as of November 2026 and tracks 19,860 professional contacts across them, including 3,892 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for ibm iseries developers worldwide, 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 6, 2026. Country and city lists for ibm iseries developers follow the table.

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 6, 2026 How this list was built
1,253Companies
19,860Contacts tracked
3,892Verified emails
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The 25 largest ibm iseries developers worldwide

Ranked by team size
Top 25 of 1,253 company matches for ibm iseries developers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchDarmstadt, GermanyHQ recorded Nov 6, 2026n/a4,213 contacts →

Exact match

“Software AG has been helping enterprises run and evolve their core business applications for over 50 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchDallas, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,063 contacts →

Exact match

“IBM i is evolving.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchPrague, CA, Czech RepublicHQ recorded Nov 6, 20261,001-5,0001,000 contacts →

Exact match

“IBA Group is one of the largest IT service providers in Eastern Europe, performing software development, migration, maintenance, support, and IT consulting services with IT and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchHyderabad, IndiaHQ recorded Nov 6, 2026201-500480 contacts →

Exact match

“Eidiko Systems Integrators Pvt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMontréal, QC, CanadaHQ recorded Nov 6, 2026201-500365 contacts →

Exact match

“Fresche Solutions is an AI-powered IT modernization company that manages and maximizes the value of your IBM i and Microsoft systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLombard, IL, United StatesHQ recorded Nov 6, 2026201-500302 contacts →

Exact match

“Founded in 2001, Integrative Systems is a strategic IT solutions and services company helping organizations futureproof their business through technology, innovation, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchRaleigh, United StatesHQ recorded Nov 6, 2026501-1,000239 contacts →

Exact match

“Maintec Technologies offers globally compliant IT solutions that empower businesses to become more competitive by leveraging both onsite and offshore capabilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchGranada, SpainHQ recorded Nov 6, 202651-200189 contacts →

Exact match

“Trevenque Sistemas de Información nace en 1992 con el principal reto de convertirse en uno de los primeros grupos empresariales, capaz de ayudar a las empresas a mejorar sus…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPrinceton, NJ, United StatesHQ recorded Nov 6, 2026201-500152 contacts →

Exact match

“Software Technology, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLviv, UkraineHQ recorded Nov 6, 202651-200143 contacts →

Exact match

“UKEESS Software House is a custom software development and consulting company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchParis, FranceHQ recorded Nov 6, 2026201-500121 contacts →

Exact match

“Nous accompagnons nos clients dans la conception, le développement et l’évolution de leurs systèmes d’information.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchCarrollton, United StatesHQ recorded Nov 6, 2026201-500115 contacts →

Exact match

“TetriQ Solutions has always been to provide seamless experiences to businesses that go above and beyond for their customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchUnited StatesHQ recorded Nov 6, 2026201-500113 contacts →

Exact match

“In 1994 we identified an opportunity to provide a more open, helpful and generally more customer-facing IT service than was typical of the time: iDynamics was born.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchAsunción, ParaguayHQ recorded Nov 6, 2026201-500102 contacts →

Exact match

“Nos dedicamos y estamos certificados en diseño, desarrollo, implementación y soporte técnico de sistemas informáticos.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBlumenau, BrazilHQ recorded Nov 6, 202651-20094 contacts →

Exact match

“Fundada em 1995, a Inventti é especializada em desenvolvimento de soluções inovadoras para integração empresarial.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchIslamabad, PakistanHQ recorded Nov 6, 202651-20094 contacts →

Exact match

“In business since 1991, Jin Technologies aims to help you uncover the opportunities of growth and innovations by building cutting-edge applications that redefine emerging market…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSaint Cloud Cedex, FranceHQ recorded Nov 6, 202651-20092 contacts →

Exact match

“En 2018, AS-PC, EVEA TECHNOLOGY et INETD CONSULTING deviennent NOVAHE < Novahé accompagne les ETIs et les Grands Comptes dans l’optimisation et l’urbanisation de leur Système…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBarcelona, SpainHQ recorded Nov 6, 202651-20090 contacts →

Exact match

“Fihoca es la empresa de Costaisa Group especializada en consultoría y desarrollo de sistemas de información, prestación de servicios y software factory.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchReading, United KingdomHQ recorded Nov 6, 202611-5084 contacts →

Exact match

“Headquartered at Reading, Berkshire in United Kingdom, Bit Wave Solutions enables global businesses to build their future by directing clients’ innovation & customization agenda.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMahape, IndiaHQ recorded Nov 6, 202651-20083 contacts →

Exact match

“ITShastra is an ISO 9001 and ISO certified company, incorporated with a mission to provide High Quality Software Solutions to its clients worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBiałystok, PolandHQ recorded Nov 6, 202651-20082 contacts →

Exact match

“LBPro is a software development and consulting company that combines advanced software services such as IT & software consulting, software development, server based applications…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPrague 8, Czech RepublicHQ recorded Nov 6, 202651-20081 contacts →

Exact match

“ASSIST spol.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchPeoria, IL, United StatesHQ recorded Nov 6, 202651-20078 contacts →

Exact match

“At CSE Software, we’ve been at the forefront of innovation for over 30 years, delivering strategic software solutions across every major tech evolution, from legacy systems to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLahore, PakistanHQ recorded Nov 6, 202651-20071 contacts →

Exact match

“With over a decade of collective experience in software development, we’ve been empowering businesses since 2018 with custom solutions that solve real challenges and fuel growth.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchDayton, MS, United StatesHQ recorded Nov 6, 202651-20070 contacts →

Exact match

“We've been leading IBM i Futurization since Profound Logic is the only IBM i technology partner that takes you beyond modernization and into AI-enhanced futurization, empowering…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 1,253 ibm iseries developers worldwide

See the full list, filter by size, metro and specialty, and access 3,892 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Ibm iseries developers worldwide at a glance

As of Nov 6, 2026
19.6%Verified-email coverage
15.8Average contacts per company
1-10Median size (employees)
1.1%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
653
11-50
432
51-200
116
201-500
21
501-1,000
9
1,001-5,000
7
5,001-10,000
1
10001+
1

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for ibm iseries developers are linked below.
What qualifies
Company records worldwide whose business descriptions match “ibm iseries 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. 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 3,892 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 6, 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.

Ibm iseries developers by location

7 lists · largest first

Every Ibm iseries developers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “ibm iseries developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many ibm iseries developers are there worldwide?

RevenueBase identified 1,253 company matches for ibm iseries developers worldwide 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?

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

Which country has the most ibm iseries developers?

The United States leads with 261 companies, followed by India (111) and the United Kingdom (71). Every ibm iseries developers list by country and city is linked on this page.

Which city has the most ibm iseries developers?

London leads with 14 company records, followed by Paris (14) and Hyderabad (12).

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 3,892 professional contacts with verified work emails tracked across these 1,253 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 6, 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.