Company lists · Data refreshed November 2026

Top 25 Data center design companies worldwide

RevenueBase identified 2,585 company matches for data center design companies worldwide as of November 2026 and tracks 69,513 professional contacts across them, including 24,587 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for data center design companies 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 4, 2026. Country and city lists for data center design companies 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 4, 2026 How this list was built
2,585Companies
69,513Contacts tracked
24,587Verified emails
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The 25 largest data center design companies worldwide

Ranked by team size
Top 25 of 2,585 company matches for data center design companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 4, 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 matchSterling, VA, United StatesHQ recorded Nov 4, 20261,001-5,0002,448 contacts →

Exact match

“Digital infrastructure leader driven by purpose, innovation and community impact.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
2Exact matchHyderabad, IndiaHQ recorded Nov 4, 20261,001-5,0002,308 contacts →

Exact match

“Since its inception in 2007, CtrlS has been a frontrunner in the datacenter industry with the largest Rated-4 datacenter footprint.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
3Exact matchDenver, CO, United StatesHQ recorded Nov 4, 20261,001-5,0002,223 contacts →

Exact match

“Vantage Data Centers is a global provider of digital infrastructure serving AI and cloud innovators.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
4Exact matchKennesaw, PA, United StatesHQ recorded Nov 4, 20261,001-5,0002,022 contacts →

Exact match

“ENERCON is a multi-discipline engineering and environmental engineering support services firm focused on delivering safe and efficient solutions for the power, data center and…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
5Exact matchLas Vegas, TX, United StatesHQ recorded Nov 4, 20261,001-5,0001,261 contacts →

Exact match

“Switch was founded in by CEO Rob Roy and stands at the forefront as the premier data center designer, builder and operator, owning 100% of its land and facilities.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
6Exact matchFranklin, WI, United StatesHQ recorded Nov 4, 20261,001-5,0001,093 contacts →

Exact match

“We provide high-end technical and professional services for the entire lifecycle of data centers.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
7Exact matchSao Paulo, BrazilHQ recorded Nov 4, 20261,001-5,0001,043 contacts →

Exact match

“Scala Data Centers is the leading sustainable data center platform in the Hyperscale market.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
8Exact matchEdmonton, AB, CanadaHQ recorded Nov 4, 20261,001-5,000996 contacts →

Exact match

“About Silent-Aire Founded in 1994, Silent-Aire is technology driven company that designs, engineers, manufactures and services hyperscale data center solutions.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
9Exact matchDublin, IrelandHQ recorded Nov 4, 2026501-1,000976 contacts →

Exact match

“Winthrop Technologies is a dedicated data centre delivery partner providing turnkey solutions to our clients, headquartered in Dublin and delivering throughout Europe.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
10Exact matchPhoenix, AZ, United StatesHQ recorded Nov 4, 2026201-500883 contacts →

Exact match

“IO is now Iron Mountain.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
11Exact matchRaleigh, NC, United StatesHQ recorded Nov 4, 2026501-1,000857 contacts →

Exact match

“Consult Engineer Commission At Syska Hennessy Group, we create exceptional environments.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
12Exact matchAnnapolis, MD, United StatesHQ recorded Nov 4, 2026501-1,000707 contacts →

Exact match

“Smartlink powers the digital infrastructure behind today’s connected world.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Nov 4, 2026501-1,000705 contacts →

Exact match

“RED Engineering Design, a company of Tractebel, is a global engineering consultancy specialising in the design of complex, mission-critical Data Centre and digital infrastructure…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
14Exact matchUnited StatesHQ recorded Nov 4, 2026501-1,000647 contacts →

Exact match

“The future is Modular.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Nov 4, 2026501-1,000643 contacts →

Exact match

“Onnec is a leading partner for IT Infrastructure design, installation and operational support services.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
16Exact matchLexington, WI, United StatesHQ recorded Nov 4, 2026501-1,000579 contacts →

Exact match

“Airedale by Modine is the critical cooling specialist, with the technology and expertise to meet the specific operational demands of data centers worldwide.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
17Exact matchAtlanta, GA, United StatesHQ recorded Nov 4, 2026201-500572 contacts →

Exact match

“T5 Data Centers supports companies that are changing the world through AI and technology innovation with our development, construction, and data center operation services.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
18Exact matchHalle, BelgiumHQ recorded Nov 4, 202651-200553 contacts →

Exact match

“Automation - THE power management company Automation aims to be an expert partner for its customers in the management of the electrical power by delivering highly qualitative…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
19Exact matchGurgaon, IndiaHQ recorded Nov 4, 202651-200546 contacts →

Exact match

“Shaping a future where technology meets responsibility.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
20Exact matchHollywood, United StatesHQ recorded Nov 4, 2026501-1,000543 contacts →

Exact match

“NV5 Mission Critical is a trusted leader in mission-critical design and commissioning management with a strong international presence.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
21Exact matchDallas, TX, United StatesHQ recorded Nov 4, 2026501-1,000536 contacts →

Exact match

“Integra is an industry-leading team designing & delivering innovative turnkey data centers.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
22Exact matchHerndon, VA, United StatesHQ recorded Nov 4, 2026201-500518 contacts →

Exact match

“EdgeConneX® is your global data center provider, operating highly proximate, high-powered, purpose-built solutions for customers at any scale – Edge, Far Edge, Hyperscale, and…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
23Exact matchMumbai, IndiaHQ recorded Nov 4, 2026501-1,000513 contacts →

Exact match

“STTGDC is a leading data centre platform enabling the cloud, AI and digital services that power how people live, work and connect.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Nov 4, 2026501-1,000504 contacts →

Exact match

“TAS is a global technology company that provides modular engineered products for data centers and other industries.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Nov 4, 2026201-500481 contacts →

Exact match

“At Colt Data Centre Services, we aspire to our customers’ success, ensuring your growth is supported by the best infrastructure solution for your business’ unique vision.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase

Showing 25 of 2,585 data center design companies worldwide

See the full list, filter by size, metro and specialty, and access 24,587 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data center design companies worldwide at a glance

As of Nov 4, 2026
35.4%Verified-email coverage
26.9Average contacts per company
11-50Median size (employees)
2.3%Largest-city concentration · London
Nov 4, 2026Page data refreshed

Companies by employee count

1-10
994
11-50
988
51-200
396
201-500
106
501-1,000
54
1,001-5,000
22
5,001-10,000
3
10001+
6

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 data center design companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “data center design companies” 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 24,587 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 4, 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.

Data center design companies by location

19 lists · largest first

Every Data center design 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 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 “data center design companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many data center design companies are there worldwide?

RevenueBase identified 2,585 company matches for data center design companies 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?

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

Which country has the most data center design companies?

The United States leads with 607 companies, followed by the United Kingdom (164) and Germany (105). Every data center design companies list by country and city is linked on this page.

Which city has the most data center design companies?

London leads with 60 company records, followed by Sao Paulo (30) and Singapore (27).

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 24,587 professional contacts with verified work emails tracked across these 2,585 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 4, 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.