Company lists · Data refreshed October 2026

Top 25 Eco-friendly architecture firms worldwide

Name: Eco-friendly architecture firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 11, 2026 27,233 companies tracked

RevenueBase identified 27,233 company matches for eco-friendly architecture firms worldwide as of October 2026 and tracks 228,428 professional contacts across them, including 64,828 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for eco-friendly architecture 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 October 11, 2026. Country and city lists for eco-friendly architecture 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 Oct 11, 2026 How this list was built

27,233Companies

228,428Contacts tracked

64,828Verified emails

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The 25 largest eco-friendly architecture firms worldwide

Ranked by team size

Top 25 of 27,233 company matches for eco-friendly architecture firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 11, 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	SWECO	Exact match	Stockholm, SwedenHQ recorded Oct 11, 2026	10001+	19,246 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 · Oct 11, 2026 · View company records in RevenueBase
2	HOK	Exact match	New York, NY, United StatesHQ recorded Oct 11, 2026	1,001-5,000	2,772 contacts →
	Exact match “HOK is a global interdisciplinary design firm.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
3	Hks, INC	Exact match	Dallas, TX, United StatesHQ recorded Oct 11, 2026	1,001-5,000	2,618 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 · Oct 11, 2026 · View company records in RevenueBase
4	Skidmore, Owings & Merrill SOM	Exact match	New York, NY, United StatesHQ recorded Oct 11, 2026	1,001-5,000	2,102 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 · Oct 11, 2026 · View company records in RevenueBase
5	YIT	Exact match	Helsinki, FinlandHQ recorded Oct 11, 2026	1,001-5,000	2,079 contacts →
	Exact match “We build and develop sustainable living environments: functional and attractive homes, future-proof public and commercial buildings, infrastructure to support the green transition…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
6	DLR Group	Exact match	30 Offices, MN, United StatesHQ recorded Oct 11, 2026	1,001-5,000	2,039 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 · Oct 11, 2026 · View company records in RevenueBase
7	OLA	Exact match	Austin, TX, United StatesHQ recorded Oct 11, 2026	n/a	1,150 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 · Oct 11, 2026 · View company records in RevenueBase
8	Perkins Eastman	Exact match	New York, NY, United StatesHQ recorded Oct 11, 2026	1,001-5,000	1,126 contacts →
	Exact match “Perkins Eastman is a global design practice founded on the belief that design has the power to enhance people’s lives and safeguard the environment.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
9	KPF	Exact match	New York, NY, United StatesHQ recorded Oct 11, 2026	501-1,000	1,058 contacts →
	Exact match “KPF is dedicated to transforming cities through impactful design, collaborating closely with the world’s most forward-thinking clients to create high performing, carefully crafted…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
10	TSE	Exact match	São Paulo/sp, BrazilHQ recorded Oct 11, 2026	5,001-10,000	1,035 contacts →
	Exact match “Somos a TSE - Total Sustainable Engineering.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
11	NORR	Exact match	Toronto, ON, CanadaHQ recorded Oct 11, 2026	501-1,000	970 contacts →
	Exact match “NORR is a global team of 800 architects, engineers, planners, and interior designers creating design strategies and solutions that express the unique vision of every project.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
12	Grontmij Group	Exact match	Halmstad, SwedenHQ recorded Oct 11, 2026	10001+	907 contacts →
	Exact match “Grontmij is part of Sweco.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
13	VAN Dorp	Exact match	Zoetermeer, NetherlandsHQ recorded Oct 11, 2026	1,001-5,000	897 contacts →
	Exact match “Bij Van Dorp zijn wij ervan doordrongen dat wij de wereld niet voor onszelf hebben.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
14	ZGF Architects	Exact match	Portland, OR, United StatesHQ recorded Oct 11, 2026	501-1,000	827 contacts →
	Exact match “With our origins in Oregon, attention to craft and beauty is elemental to the ZGF culture.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
15	Lpa, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 11, 2026	501-1,000	757 contacts →
	Exact match “Since LPA was founded in 1965, it's been our mission to deliver timeless, sustainable designs that benefit the environment, generate lasting value, enrich the human experience and…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
16	Losinger Marazzi SA	Exact match	Berne, SwitzerlandHQ recorded Oct 11, 2026	501-1,000	723 contacts →
	Exact match “Losinger Marazzi AG – Building for life Als Pionierin des Schweizer Bauwesens zeichnet sich Losinger Marazzi seit über einem Jahrhundert durch ihre Innovationsfähigkeit aus.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
17	Ripconciv	Exact match	Quito, EcuadorHQ recorded Oct 11, 2026	1,001-5,000	710 contacts →
	Exact match “CONSTRUIMOS EL FUTURO A PASO FIRME DE UNA MANERA SOSTENIBLE Contribuimos con la protección del ambiente usando prácticas de construcción verde.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
18	AIA Life Designers	Exact match	Paris, FranceHQ recorded Oct 11, 2026	501-1,000	579 contacts →
	Exact match “Depuis 1965, AIA Life Designers porte la vision d’une architecture engagée pour le bien-être, l’environnement et la santé, qui fédère au sein d’une même structure les métiers…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
19	Grimshaw	Exact match	London, United KingdomHQ recorded Oct 11, 2026	501-1,000	569 contacts →
	Exact match “Grimshaw is a place of ideas and invention, driven by a desire to connect people to each other and the world around us.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
20	ERI	Exact match	Fontenay Sous Bois, FranceHQ recorded Oct 11, 2026	1,001-5,000	532 contacts →
	Exact match “Engagé dans sa Raison d'Etre visant à dynamiser les modes de villes, de l'habitat à la mobilité, pour un patrimoine durable, le Groupe ERI est depuis 100 ans à la pointe de…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
21	Navana Real Estate LTD	Exact match	Dhaka, BangladeshHQ recorded Oct 11, 2026	1,001-5,000	514 contacts →
	Exact match “Navana - a name synonymous with elegance, glorious & resolute in everything the group strives to do, is a force to reckon with in the generations to come.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
22	ADP Consulting	Exact match	Melbourne, AustraliaHQ recorded Oct 11, 2026	201-500	460 contacts →
	Exact match “ADP Consulting, an Ayesa company, is a sustainability-led engineering consultancy on a quest to inspire a better world through influence and design.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
23	Hanab Installation Technology	Exact match	Vianen, NetherlandsHQ recorded Oct 11, 2026	501-1,000	455 contacts →
	Exact match “Hanab Installation Technology maakt toekomstbestendige gebouwen en woningen met een gezond binnenklimaat.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
24	Sheppard Robson	Exact match	London, United KingdomHQ recorded Oct 11, 2026	201-500	452 contacts →
	Exact match “Sheppard Robson is an ever-evolving collective of architects, interior designers and masterplanners.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
25	Tengbom	Exact match	Stockholm, SwedenHQ recorded Oct 11, 2026	201-500	443 contacts →
	Exact match “Tengbom är ett av Nordens ledande arkitektföretag.” Recorded in the RevenueBase company graph · Oct 11, 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 “eco-friendly architecture firms”. 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 27,233 eco-friendly architecture firms worldwide

See the full list, filter by size, metro and specialty, and access 64,828 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Eco-friendly architecture firms worldwide at a glance

As of Oct 11, 2026

28.4%Verified-email coverage

8.4Average contacts per company

1-10Median size (employees)

1.5%Largest-city concentration · London

Oct 11, 2026Page data refreshed

Companies by employee count

1-10

19,292

11-50

6,352

51-200

1,068

201-500

237

501-1,000

1,001-5,000

5,001-10,000

10001+

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 eco-friendly architecture firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “eco-friendly architecture 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 64,828 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 October 11, 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.

Eco-friendly architecture firms by location

129 lists · largest first

Every Eco-friendly architecture 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 “eco-friendly architecture firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many eco-friendly architecture firms are there worldwide?

RevenueBase identified 27,233 company matches for eco-friendly architecture firms worldwide as of October 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?

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

Which country has the most eco-friendly architecture firms?

The United States leads with 4,345 companies, followed by India (2,050) and France (1,544). Every eco-friendly architecture firms list by country and city is linked on this page.

Which city has the most eco-friendly architecture firms?

London leads with 405 company records, followed by Paris (278) and New York (274).

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 64,828 professional contacts with verified work emails tracked across these 27,233 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 October 11, 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.