Company lists · Data refreshed November 2026

Top 25 Leed certified design firms worldwide

Name: Leed certified design firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 17,054 companies tracked

RevenueBase identified 17,054 company matches for leed certified design firms worldwide as of November 2026 and tracks 140,362 professional contacts across them, including 44,304 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for leed certified design 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 6, 2026. Country and city lists for leed certified design 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 6, 2026 How this list was built

17,054Companies

140,362Contacts tracked

44,304Verified emails

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The 25 largest leed certified design firms worldwide

Ranked by team size

Top 25 of 17,054 company matches for leed certified design firms 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Julius Berger Nigeria PLC	Exact match	Utako, NigeriaHQ recorded Nov 6, 2026	10001+	3,609 contacts →
	Exact match “Julius Berger Nigeria Plc is a leading construction company offering integrated construction solutions and related services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	DLR Group	Exact match	30 Offices, TN, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,118 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
3	IA Interior Architects	Exact match	San Francisco, CA, United StatesHQ recorded Nov 6, 2026	501-1,000	1,722 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
4	Athié Wohnrath	Exact match	São Paulo, BrazilHQ recorded Nov 6, 2026	501-1,000	1,198 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
5	OLA	Exact match	Austin, TX, United StatesHQ recorded Nov 6, 2026	n/a	1,164 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
6	Affiliated Engineers, INC	Exact match	Madison, IL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,099 contacts →
	Exact match “Affiliated Engineers, Inc.(AEI) provides engineering leadership and whole-mission solutions for complex building, energy, and utility projects.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Ware Malcomb	Exact match	International Design Firm, CA, United StatesHQ recorded Nov 6, 2026	501-1,000	1,057 contacts →
	Exact match “Established in 1972, Ware Malcomb is a dynamic, forward-thinking design firm offering streamlined architecture, interior design, branding, and engineering services across the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	NORR	Exact match	Toronto, ON, CanadaHQ recorded Nov 6, 2026	501-1,000	994 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 · Nov 6, 2026 · View company records in RevenueBase
9	PAE	Exact match	Portland, NV, United StatesHQ recorded Nov 6, 2026	201-500	843 contacts →
	Exact match “PAE provides mechanical and electrical engineering design, technology system design, energy modeling and analysis, and more.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Introba	Exact match	St. Louis, United StatesHQ recorded Nov 6, 2026	1,001-5,000	829 contacts →
	Exact match “Introba is one of the world’s largest building engineering and consulting firms with more than employees in offices across the United States, Canada, the United Kingdom, Serbia…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Cushing Terrell	Exact match	Billings, MT, United StatesHQ recorded Nov 6, 2026	501-1,000	643 contacts →
	Exact match “Cushing Terrell was founded in 1938 by architects Ralph Cushing and Everett Terrell.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Little Diversified Architectural Consulting	Exact match	Little Global, VA, United StatesHQ recorded Nov 6, 2026	201-500	529 contacts →
	Exact match “At Little, we deliver results far beyond architecture-results you wouldn’t expect from an architectural firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	TVS	Exact match	Atlanta, GA, United StatesHQ recorded Nov 6, 2026	51-200	508 contacts →
	Exact match “TVS is an award-winning architecture and interior design firm headquartered in Atlanta, GA with global project expertise.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Sitelogiq	Exact match	Minneapolis, MN, United StatesHQ recorded Nov 6, 2026	501-1,000	503 contacts →
	Exact match “SitelogIQ provides design, engineering, and construction management services that help organizations nationwide modernize their facilities and infrastructure.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Estudio Architecture	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	n/a	397 contacts →
	Exact match “eStudio is a specialized full service architectural and boutique design firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Glumac	Exact match	San Francisco, NV, United StatesHQ recorded Nov 6, 2026	201-500	387 contacts →
	Exact match “Glumac, a Tetra Tech Company, is a global leader in building engineering, committed to delivering a low carbon future for all.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	ASD SKY	Exact match	Atlanta, VA, United StatesHQ recorded Nov 6, 2026	201-500	379 contacts →
	Exact match “Established in 1963, ASD \| SKY has evolved into a multi-disciplinary design firm offering interiors, architectural, landscape, and graphic design services to a variety of…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Wendel Companies	Exact match	Williamsville, NY, United StatesHQ recorded Nov 6, 2026	201-500	375 contacts →
	Exact match “Wendel is an Architecture, Engineering, Energy Efficiency, and Construction Management Firm that delivers customized solutions and turnkey projects in innovative ways.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	MBH Architects	Exact match	Alameda, NY, United StatesHQ recorded Nov 6, 2026	201-500	349 contacts →
	Exact match “MBH Architects is a full-service architectural firm headquartered in a LEED Gold office in the San Francisco Bay Area with offices in New York City, Denver, Mumbai, and Bengaluru.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Walterfedy	Exact match	Kitchener, AB, CanadaHQ recorded Nov 6, 2026	201-500	340 contacts →
	Exact match “WalterFedy is a proudly Canadian design firm that has been bringing architecture, interior design, and engineering together since 1951.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	PGAL	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	201-500	332 contacts →
	Exact match “Founded in 1946, PGAL is a design firm specializing in architecture, engineering, interiors, and planning for a diverse portfolio of public and private sector clients.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Cosentini Associates	Exact match	Nyc, NY, United StatesHQ recorded Nov 6, 2026	201-500	318 contacts →
	Exact match “Cosentini has a 70+ year history of engineering many of the world’s most iconic buildings.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Atelier TEN	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	313 contacts →
	Exact match “As environmental design consultants, building services engineers and lighting designers, we are committed to high performance and sustainable design within the built environment.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Mithun	Exact match	Seattle, CA, United StatesHQ recorded Nov 6, 2026	51-200	304 contacts →
	Exact match “Mithun is an integrated design firm dedicated to creating positive change in people’s lives.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	BKV Group	Exact match	Minneapolis, MN, United StatesHQ recorded Nov 6, 2026	201-500	296 contacts →
	Exact match “BKV Group is a holistic design firm providing a full complement of architecture, interior design, engineering, landscape architecture, and construction administration services.” Recorded in the RevenueBase company graph · Nov 6, 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 “leed certified design 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 17,054 leed certified design firms worldwide

See the full list, filter by size, metro and specialty, and access 44,304 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Leed certified design firms worldwide at a glance

As of Nov 6, 2026

31.6%Verified-email coverage

8.2Average contacts per company

1-10Median size (employees)

1.1%Largest-city concentration · New York

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11,650

11-50

4,234

51-200

775

201-500

140

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 leed certified design firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “leed certified design 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 44,304 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.

Leed certified design firms by location

91 lists · largest first

Every Leed certified design 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 “leed certified design firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many leed certified design firms are there worldwide?

RevenueBase identified 17,054 company matches for leed certified design 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?

Julius Berger Nigeria PLC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most leed certified design firms?

The United States leads with 3,877 companies, followed by India (1,709) and Germany (740). Every leed certified design firms list by country and city is linked on this page.

Which city has the most leed certified design firms?

New York leads with 195 company records, followed by Bangalore (163) and London (135).

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 44,304 professional contacts with verified work emails tracked across these 17,054 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.