Company lists · Data refreshed September 2026

Top 25 Legacy system modernization consultants based in Portugal

Name: Legacy system modernization consultants based in Portugal
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 20, 2026 185 companies tracked

RevenueBase identified 185 company matches for legacy system modernization consultants associated with Portugal as of September 2026 and tracks 2,587 professional contacts across them, including 683 with verified work emails. Lisbon is the largest hub.

This list covers company matches for legacy system modernization consultants associated with Portugal, 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 20, 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 20, 2026 How this list was built

185Companies

2,587Contacts tracked

683Verified emails

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The 25 largest legacy system modernization consultants based in Portugal

Ranked by team size

Top 25 of 185 company matches for legacy system modernization consultants based in Portugal, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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	Timestamp	Exact match	Lisbon, PortugalHQ recorded Sep 20, 2026	1,001-5,000	582 contacts →
	Exact match “Timestamp is a leading IT consultancy with over 20 years’ experience in digital transformation and systems integration.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2	BEE Engineering ICT	Exact match	Lisbon, PortugalHQ recorded Sep 20, 2026	201-500	121 contacts →
	Exact match “Bee Engineering is an IT consultancy company that helps organizations find the right tech solution to catalyse growth.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3	Decsis Sistemas DE Informação	Exact match	Porto, PortugalHQ recorded Sep 20, 2026	51-200	105 contacts →
	Exact match “A Decsis é uma empresa de tecnologia fundada em 1994 que ajuda empresas a prosperarem com soluções de TI personalizadas e confiáveis.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4	RIS 2048	Exact match	Aveiro, PortugalHQ recorded Sep 20, 2026	51-200	97 contacts →
	Exact match “RIS 2048 is a society constituted in the year to aggregate into a single structure the activity of several information systems companies that operated in Portugal’s Northern…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5	Itgest Portugal	Exact match	Matosinhos, PortugalHQ recorded Sep 20, 2026	201-500	82 contacts →
	Exact match “ITGest is an international technology and information systems company, specialised in digital transformation projects across different industries.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6	Optimizer	Exact match	Porto, PortugalHQ recorded Sep 20, 2026	51-200	81 contacts →
	Exact match “Optimizer is an IT service and information systems company focused on providing complementary services in the information technology sector.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7	IT Consulting	Exact match	Lisbon, PortugalHQ recorded Sep 20, 2026	n/a	72 contacts →
	Exact match “A IT Consulting é uma empresa que constrói soluções eficientes nas áreas das tecnologias de informação contribuindo para o desenvolvimento e continuidade do seu negócio.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8	Arentia, S.A	Exact match	Leiria, PortugalHQ recorded Sep 20, 2026	51-200	68 contacts →
	Exact match “Na Arentia capacitamos empresas para gerir melhor a sua operação através da tecnologia.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9	Bubble-Go Part Of Sword Group	Exact match	Lisbon, PortugalHQ recorded Sep 20, 2026	1,001-5,000	53 contacts →
	Exact match “Sword Group is an international company specializing in IT services and digital transformation.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10	Yellowipe	Exact match	Porto, PortugalHQ recorded Sep 20, 2026	51-200	49 contacts →
	Exact match “YellowIpe® is your IT professional services consultancy.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11	Heraprime	Exact match	Lisbon, PortugalHQ recorded Sep 20, 2026	11-50	42 contacts →
	Exact match “HeraPrime is the technology consultancy that implements and supports Cegid Primavera for Portuguese SMEs.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12	Sendys	Exact match	Lisbon, PortugalHQ recorded Sep 20, 2026	51-200	35 contacts →
	Exact match “A Sendys é uma consultora tecnológica que se dedica ao desenvolvimento, manutenção, comercialização e suporte de soluções de gestão para pequenas, médias e grandes empresas, com…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13	Wrightia	Exact match	165, PortugalHQ recorded Sep 20, 2026	51-200	31 contacts →
	Exact match “Wrightia is a thriving community of highly skilled experts passionate about delivering impactful solutions that address real-world problems and endure over time.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14	Onile IT	Exact match	Lisbon, PortugalHQ recorded Sep 20, 2026	11-50	27 contacts →
	Exact match “Information technology consulting services” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15	Ablewise	Exact match	PortugalHQ recorded Sep 20, 2026	51-200	26 contacts →
	Exact match “Ablewise Consulting is an IT company founded to answer the needs of an increasingly dynamic business world, we aspire to make a real difference.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16	Morphis Technologies	Exact match	Lisbon, PortugalHQ recorded Sep 20, 2026	51-200	25 contacts →
	Exact match “With more than 20 years’ real-world legacy modernization experience, Morphis works with leading global enterprises, software vendors and system integrators to cloud-enable legacy…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17	Impactzero Software Unipessoal LDA	Exact match	Porto, PortugalHQ recorded Sep 20, 2026	51-200	23 contacts →
	Exact match “We are an IT consulting firm leading the way in optimisation, planning, engineering and implementation of successful projects and services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18	Movilges IT Consulting	Exact match	Lisbon, PortugalHQ recorded Sep 20, 2026	51-200	22 contacts →
	Exact match “Movilges is an Iberian company with over 30 years of experience, specializing in IT consulting and digital transformation.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19	INSC	Exact match	Funchal, PortugalHQ recorded Sep 20, 2026	11-50	21 contacts →
	Exact match “A INSC - Informática, Serviços e Consultadoria, disponibiliza várias soluções de TI empresariais, suporte e consultoria, adaptadas à dimensão e setor de atividades dos nossos…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20	Vantis Software	Exact match	Porto Salvo, PortugalHQ recorded Sep 20, 2026	51-200	20 contacts →
	Exact match “Na.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21	Adquam	Exact match	Lisbon, PortugalHQ recorded Sep 20, 2026	51-200	18 contacts →
	Exact match “AdQuam is a group of companies in Management and Information Technology Consulting Services and specialist recruitment services in Management and Information Technology areas.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22	Tecnibite	Exact match	Lisbon, PortugalHQ recorded Sep 20, 2026	11-50	17 contacts →
	Exact match “Tecnibite provides services in the field of information technology, such as the analysis and development of software solutions, systems integration, design and implementation of…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23	Power IT Consulting	Exact match	Lisbon, PortugalHQ recorded Sep 20, 2026	11-50	15 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24	Bmwt Consultoria E Serviços Informáticos	Exact match	Olivais - Lisboa, PortugalHQ recorded Sep 20, 2026	11-50	14 contacts →
	Exact match “Somos uma empresa que presta serviços na área de informática e tecnologias de informação bem como consultoria e apoio informático.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25	Createinfor	Exact match	Caldas Da Rainha, PortugalHQ recorded Sep 20, 2026	11-50	13 contacts →
	Exact match “Empresa especializada em Consultoria Informática, Redes & Hardware, Soluções de Mobilidade e Software de Gestão.” Recorded in the RevenueBase company graph · Sep 20, 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 “legacy system modernization consultants”. 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 185 legacy system modernization consultants based in Portugal

See the full list, filter by size, metro and specialty, and access 683 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Legacy system modernization consultants based in Portugal at a glance

As of Sep 20, 2026

26.4%Verified-email coverage

14.0Average contacts per company

1-10Median size (employees)

30.8%Largest-city concentration · Lisbon

Sep 20, 2026Page data refreshed

Companies by employee count

1-10

111

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured worldwide rather than for Portugal, so it is reported there. Company counts and contact totals on this page are exact for Portugal, over 185 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 Portugal whose business descriptions match “legacy system modernization consultants” 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 683 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 20, 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.

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 “legacy system modernization consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many legacy system modernization consultants are there based in Portugal?

RevenueBase identified 185 company matches for legacy system modernization consultants associated with Portugal 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?

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

Which city has the most legacy system modernization consultants?

Lisbon leads with 57 company records, followed by Porto (13) and Leiria (4).

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 683 professional contacts with verified work emails tracked across these 185 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 20, 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.