Company lists · Data refreshed September 2026

Top 17 Custom software development startups based in Rosario, Argentina

RevenueBase identified 44 company matches for custom software development startups associated with Rosario, Argentina as of September 2026 and tracks 444 professional contacts across them, including 170 with verified work emails. Across Argentina, Buenos Aires is the largest hub for this category (391 companies); Rosario has 44.

This list covers company matches for custom software development startups associated with Rosario, Argentina, 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 29, 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 29, 2026 How this list was built
44Companies
444Contacts tracked
170Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 17 largest custom software development startups based in Rosario, Argentina

Ranked by team size
Top 17 of 44 company matches for custom software development startups based in Rosario, Argentina, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchRosario, ArgentinaHQ recorded Sep 29, 202651-20050 contacts →

Exact match

“We transform business needs into tailored digital solutions by integrating software engineering, artificial intelligence, and data science-from initial concept to implementation.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchRosario, ArgentinaHQ recorded Sep 29, 202611-5042 contacts →

Exact match

“Radium Rocket is a B2B custom software company founded in 2016 with a clear mission: build meaningful technology and shape a better future through innovation and knowledge sharing.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchRosario, ArgentinaHQ recorded Sep 29, 202611-5040 contacts →

Exact match

“Soluciones TI a la medida de tu negocio.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchRosario, ArgentinaHQ recorded Sep 29, 202611-5036 contacts →

Exact match

“Somos una empresa con 9 años de experiencia en desarrollo de software para PyMEs.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchRosario, ArgentinaHQ recorded Sep 29, 202611-5031 contacts →

Exact match

“Somos una empresa con más 30 años en el mercado.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchRosario, ArgentinaHQ recorded Sep 29, 202611-5026 contacts →

Exact match

“Creamos soluciones tecnológicas de software y hardware a la medida de las necesidades de nuestros clientes.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchRosario, ArgentinaHQ recorded Sep 29, 202611-5021 contacts →

Exact match

“WE ACCELERATE DIGITAL TRANSFORMATION We develop software to make your company successful in an increasingly digital world.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchRosario, ArgentinaHQ recorded Sep 29, 202651-20019 contacts →

Exact match

“We are a company dedicated to the development of custom software.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchRosario, ArgentinaHQ recorded Sep 29, 202611-5014 contacts →

Exact match

“En M3C Software, convertimos los desafíos tecnológicos en oportunidades de crecimiento.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchRosario, ArgentinaHQ recorded Sep 29, 202611-5014 contacts →

Exact match

“InfoRed is a software company based in Argentina, South America.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchRosario, ArgentinaHQ recorded Sep 29, 20261-1011 contacts →

Exact match

“Clover Sistemas es una empresa que ofrece a sus clientes soluciones software y servicios de consultoría informática, añadiéndole así el valor agregado que precisan las compañías…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchRosario, ArgentinaHQ recorded Sep 29, 202611-5011 contacts →

Exact match

“MUNDO IT es una empresa dedicada al desarrollo de software y de soluciones tecnológicas para su comercio o industria.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchRosario, ArgentinaHQ recorded Sep 29, 20261-108 contacts →

Exact match

“Avenue Solutions S.H.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchRosario, ArgentinaHQ recorded Sep 29, 202611-507 contacts →

Exact match

“Fundada en 1991, somos una empresa que brinda soluciones a medida, apoyándonos en una amplia variedad de tecnologías y especialidades.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchRosario, ArgentinaHQ recorded Sep 29, 202611-506 contacts →

Exact match

“Servicios en sistemas de información Somos una empresa de tecnología preparada para colaborar con las organizaciones en el diseño, desarrollo y puesta en marcha de Proyectos…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchRosario, ArgentinaHQ recorded Sep 29, 202611-505 contacts →

Exact match

“Estratega ERP nace como una nueva alternativa en el mercado de TI, incorporando todas novedades tecnológicas con las ventajas de los proyectos a medida, ofreciendo a nuestros…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchRosario, ArgentinaHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Somos una empresa del área de IT, nuestro propósito es la fabricación de sistemas a negocios que apuestan al uso de la tecnología como medio para lograr respuestas a sus…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 17 of 44 custom software development startups based in Rosario, Argentina

See the full list, filter by size, metro and specialty, and access 170 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Custom software development startups based in Rosario, Argentina at a glance

As of Sep 29, 2026
38.3%Verified-email coverage
10.1Average contacts per company
1-10Median size (employees)
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
26
11-50
16
51-200
2

Email recency for this list is measured across the whole Argentina list rather than for Rosario, so it is reported there. Company counts and contact totals on this page are exact for Rosario, over 44 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 Rosario, Argentina whose business descriptions match “custom software development startups” 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 170 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 29, 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 software development startups by metro in Argentina

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

How many custom software development startups are there based in Rosario, Argentina?

RevenueBase identified 44 company matches for custom software development startups associated with Rosario, Argentina 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?

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

Which city in Argentina has the most custom software development startups?

Buenos Aires leads Argentina with 391 company records, followed by Cordoba (86) and Rosario (44).

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 170 professional contacts with verified work emails tracked across these 44 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 29, 2026.

Ready to reach these companies? Verified emails and direct dials for all 44 custom software development startups based in Rosario, Argentina. Start with a free account, no credit card.

Download this list →

Related lists

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.