Company lists · Data refreshed November 2026

Top 25 System architecture consulting firms worldwide

RevenueBase identified 29,597 company matches for system architecture consulting firms worldwide as of November 2026 and tracks 481,749 professional contacts across them, including 150,879 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for system architecture consulting firms 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 5, 2026. Country and city lists for system architecture consulting firms 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 5, 2026 How this list was built
29,597Companies
481,749Contacts tracked
150,879Verified emails
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The 25 largest system architecture consulting firms worldwide

Ranked by team size
Top 25 of 29,597 company matches for system architecture consulting firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchHanover, MD, United StatesHQ recorded Nov 5, 202610001+27,308 contacts →

Exact match

“We’re TEKsystems and TEKsystems Global Services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchMclean, IL, United StatesHQ recorded Nov 5, 202610001+13,603 contacts →

Exact match

“Guidehouse is a global AI-led professional services firm delivering advisory, technology, and managed services to the commercial and government sectors.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Nov 5, 202610001+10,037 contacts →

Exact match

“For over two decades, we have been harnessing technology to drive meaningful change.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchMaryland Heights, MO, United StatesHQ recorded Nov 5, 202610001+9,996 contacts →

Exact match

“We are thinkers and doers.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchAmsterdam, NetherlandsHQ recorded Nov 5, 20265,001-10,0008,777 contacts →

Exact match

“BearingPoint is an independent management and technology consultancy.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchEast Moline, ON, United StatesHQ recorded Nov 5, 20265,001-10,0008,131 contacts →

Exact match

“YASH Technologies is a consulting-led transformation partner with a proven track record of helping customers address their current and prospective digital transformation…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact match100-101 Terrasse Boieldieu, FranceHQ recorded Nov 5, 20261,001-5,0006,512 contacts →

Exact match

“Wavestone is a leading consulting firm operating at the intersection of business and technology.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchAuckland, New ZealandHQ recorded Nov 5, 20265,001-10,0006,268 contacts →

Exact match

“Datacom is a technology partner and solutions provider combining deep local expertise with global capability, working across data, cloud, cyber security, digital engineering and…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchChêne-bourg, SwitzerlandHQ recorded Nov 5, 20265,001-10,0005,223 contacts →

Exact match

“Amaris Consulting is an independent technology consulting firm providing guidance and solutions to businesses.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchParis, FranceHQ recorded Nov 5, 202610001+5,212 contacts →

Exact match

“Le groupe SII est une société d’ingénierie et de conseil en technologies (ICT) et une entreprise de services numériques (ESN) créée en 1979 par Bernard HUVÉ, ingénieur de…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchBlue Bell, United StatesHQ recorded Nov 5, 20261,001-5,0003,728 contacts →

Exact match

“IPS, a Berkshire Hathaway company, is a global leader in technical consulting, architecture, engineering, procurement, construction management, commissioning, qualification…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchDecatur, United StatesHQ recorded Nov 5, 20265,001-10,0003,027 contacts →

Exact match

“Vee Technologies is a global consulting and professional services organization delivering specialized, technology-enabled solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchAlbuquerque, United StatesHQ recorded Nov 5, 20261,001-5,0002,668 contacts →

Exact match

“Speridian Technologies is a global consulting and technology services firm that helps enterprises and public sector organizations modernize operations, enhance customer experience…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchSaint-ouen, FranceHQ recorded Nov 5, 202610001+2,224 contacts →

Exact match

“Gfi became Inetum in 2020.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchOslo, NorwayHQ recorded Nov 5, 20261,001-5,0002,111 contacts →

Exact match

“Bouvet er et ledende skandinavisk konsulentselskap som leverer tjenester innenfor teknologi, kommunikasjon og virksomhetsstyring.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchWalnut Creek, United StatesHQ recorded Nov 5, 20261,001-5,0001,915 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchSão Paulo, BrazilHQ recorded Nov 5, 20261,001-5,0001,850 contacts →

Exact match

“Experts in digital acceleration and business transformation.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchNeuilly-sur-seine, FranceHQ recorded Nov 5, 20261,001-5,0001,842 contacts →

Exact match

“Infotel accompagne les directions Informatiques et Métiers des grandes entreprises depuis 45 ans (Airbus, Air France, PSA, BNP Paribas, Banque de France ou encore BPCE, etc.).”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchSt. Louis, CA, United StatesHQ recorded Nov 5, 20261,001-5,0001,703 contacts →

Exact match

“BW Design Group is the only independent, fully integrated AEC firm powered by a Manufacturer's Mindset™.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchJapanHQ recorded Nov 5, 20261,001-5,0001,687 contacts →

Exact match

“Future Focus Infotech Private Limited is a technology and digital transformation partner helping enterprises modernise, innovate, and scale with confidence.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchToledo, United StatesHQ recorded Nov 5, 20261,001-5,0001,653 contacts →

Exact match

“As an internationally ranked architecture and engineering firm, SSOE is known for delivering unparalleled client value that advances the AEC industry.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchBarueri, BrazilHQ recorded Nov 5, 20261,001-5,0001,588 contacts →

Exact match

“Atuamos no core de empresas líderes em seus segmentos, onde tecnologia, estratégia e operação se encontram.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchStuttgart, GermanyHQ recorded Nov 5, 20261,001-5,0001,580 contacts →

Exact match

“P3 group is an independent, owner-managed technology and management consulting group founded in 1996.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchSchlieren, GermanyHQ recorded Nov 5, 20261,001-5,0001,573 contacts →

Exact match

“Zühlke is a global transformation partner, with engineering and innovation in our DNA.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchOrlando, United StatesHQ recorded Nov 5, 20261,001-5,0001,524 contacts →

Exact match

“Prolifics is a global digital engineering and consultancy firm that empowers businesses with end-to-end technology solutions across data, AI, cloud, and digital transformation.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 29,597 system architecture consulting firms worldwide

See the full list, filter by size, metro and specialty, and access 150,879 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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System architecture consulting firms worldwide at a glance

As of Nov 5, 2026
31.3%Verified-email coverage
16.3Average contacts per company
1-10Median size (employees)
1.8%Largest-city concentration · London
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
17,613
11-50
8,393
51-200
2,563
201-500
530
501-1,000
162
1,001-5,000
102
5,001-10,000
25
10001+
38

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 system architecture consulting firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “system architecture consulting firms” 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 150,879 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 5, 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.

System architecture consulting firms by location

228 lists · largest first

Every System architecture consulting firms 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 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 “system architecture consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many system architecture consulting firms are there worldwide?

RevenueBase identified 29,597 company matches for system architecture consulting firms 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?

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

Which country has the most system architecture consulting firms?

The United States leads with 7,117 companies, followed by India (1,902) and the United Kingdom (1,378). Every system architecture consulting firms list by country and city is linked on this page.

Which city has the most system architecture consulting firms?

London leads with 538 company records, followed by Paris (315) and Sao Paulo (293).

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 150,879 professional contacts with verified work emails tracked across these 29,597 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 5, 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.