Company lists · Data refreshed November 2026

Top 25 Sustainable design architects worldwide

RevenueBase identified 71,327 company matches for sustainable design architects worldwide as of November 2026 and tracks 762,661 professional contacts across them, including 263,240 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for sustainable design architects 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 sustainable design architects 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
71,327Companies
762,661Contacts tracked
263,240Verified emails
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The 25 largest sustainable design architects worldwide

Ranked by team size
Top 25 of 71,327 company matches for sustainable design architects 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 matchAmsterdam, CO, United KingdomHQ recorded Nov 6, 202610001+36,645 contacts →

Exact match

“Arcadis is a leading global partner, delivering transformative projects with businesses, cities and industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchEdmonton, AB, CanadaHQ recorded Nov 6, 202610001+30,633 contacts →

Exact match

“Stantec empowers clients, people, and communities to rise to the world’s greatest challenges at a time when the world faces more unprecedented concerns than ever before.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchStockholm, SwedenHQ recorded Nov 6, 202610001+19,587 contacts →

Exact match

“Sweco is at the heart of the green transition - planning and designing the sustainable communities and cities of the future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchCopenhagen, DenmarkHQ recorded Nov 6, 202610001+16,684 contacts →

Exact match

“Ramboll is a global architecture, engineering and consultancy company founded in Denmark in 1945.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202610001+10,188 contacts →

Exact match

“What if you could shape built and natural environments – and the future of those that use them?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchDowntown, PolandHQ recorded Nov 6, 20265,001-10,0006,495 contacts →

Exact match

“Khatib & Alami (K&A) is a multidisciplinary design consultancy which operates primarily across the Middle East & Africa, Levant, Central and South-East Asia, and Europe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchChicago, IL, United StatesHQ recorded Nov 6, 20261,001-5,0003,204 contacts →

Exact match

“Since 1935, we’ve believed that design has the power to make the world a better, more beautiful place.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchFairfax, FL, United StatesHQ recorded Nov 6, 20261,001-5,0003,009 contacts →

Exact match

“Dewberry is a leading, market-facing firm with a proven history of providing professional services to a wide variety of public- and private-sector clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchNew York, TX, United StatesHQ recorded Nov 6, 20261,001-5,0002,828 contacts →

Exact match

“HOK is a global interdisciplinary design firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchDallas, TX, United StatesHQ recorded Nov 6, 20261,001-5,0002,694 contacts →

Exact match

“We are a global firm of architects, designers, planners and advisors who create places noted for their beauty and performance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSeattle, WA, United StatesHQ recorded Nov 6, 20261,001-5,0002,347 contacts →

Exact match

“We're a national construction and energy services company dedicated to innovating the waste and climate harm out of the built environment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSafat, KuwaitHQ recorded Nov 6, 20261,001-5,0002,198 contacts →

Exact match

“From shaping iconic skylines to crafting sustainable communities, KEO builds legacies for a better tomorrow.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchNew York, DC, United StatesHQ recorded Nov 6, 20261,001-5,0002,130 contacts →

Exact match

“Skidmore, Owings & Merrill (SOM) is a global practice of architects, designers, engineers, and planners, responsible for some of the world’s most technically and environmentally…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact match30 Offices, TN, United StatesHQ recorded Nov 6, 20261,001-5,0002,118 contacts →

Exact match

“DLR Group is an integrated design firm delivering architecture, engineering, interiors, planning, and building optimization for new construction, renovation, and adaptive reuse.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchRock Island, IL, United StatesHQ recorded Nov 6, 20261,001-5,0002,116 contacts →

Exact match

“Leaders in Engineering and Innovation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDetroit, NC, United StatesHQ recorded Nov 6, 20261,001-5,0001,938 contacts →

Exact match

“SmithGroup is an award-winning, multi-national integrated design firm that employs research, data, advanced technologies and design thinking to help clients solve their greatest…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 2026501-1,0001,722 contacts →

Exact match

“Celebrating 40 years of visionary design and innovation, IA Interior Architects is the first global architecture firm focused exclusively on interiors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchWashington, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,456 contacts →

Exact match

“Performance by Design.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSão Paulo, BrazilHQ recorded Nov 6, 2026501-1,0001,198 contacts →

Exact match

“Para nós do Grupo a|w, projetos impactantes são aqueles que traduzem o jeito de ser das pessoas e os valores das empresas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Nov 6, 2026501-1,0001,183 contacts →

Exact match

“We are an award-winning engineering consultancy with a creative team of engineers, designers, and technical specialists.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchDallas, FL, United StatesHQ recorded Nov 6, 2026501-1,0001,178 contacts →

Exact match

“We integrate architecture, construction, sustainability, and technology to transform how our clients design and build.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAustin, TX, United StatesHQ recorded Nov 6, 2026n/a1,164 contacts →

Exact match

“OLA Sustainability, LLC OLA Sustainability is a consulting firm that focuses on integrating sustainable practices into commercial and multifamily design projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchKattameya, EgyptHQ recorded Nov 6, 20265,001-10,0001,161 contacts →

Exact match

“Since our foundation in 1983, Morshedy Group has been in the right place at the right time.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAnkara, TürkiyeHQ recorded Nov 6, 202610001+1,130 contacts →

Exact match

“Mapa Group has emerged as a global leader in the engineering and construction industry, now spanning three continents.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchGuangzhou, SingaporeHQ recorded Nov 6, 2026501-1,0001,107 contacts →

Exact match

“DP Architects was established in 1967 as an architecture practice which creates architecture of excellence that enriches the human experience and spirit.”

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

Showing 25 of 71,327 sustainable design architects worldwide

See the full list, filter by size, metro and specialty, and access 263,240 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sustainable design architects worldwide at a glance

As of Nov 6, 2026
34.5%Verified-email coverage
10.7Average contacts per company
1-10Median size (employees)
1.7%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
48,717
11-50
17,641
51-200
3,122
201-500
598
501-1,000
141
1,001-5,000
87
5,001-10,000
16
10001+
29

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 sustainable design architects are linked below.
What qualifies
Company records worldwide whose business descriptions match “sustainable design architects” 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 263,240 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.

Sustainable design architects by location

327 lists · largest first

Every Sustainable design architects 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 “sustainable design architects”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sustainable design architects are there worldwide?

RevenueBase identified 71,327 company matches for sustainable design architects 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?

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

Which country has the most sustainable design architects?

The United States leads with 12,871 companies, followed by India (5,623) and the United Kingdom (4,303). Every sustainable design architects list by country and city is linked on this page.

Which city has the most sustainable design architects?

London leads with 1237 company records, followed by New York (768) and Sao Paulo (759).

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 263,240 professional contacts with verified work emails tracked across these 71,327 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.