Company lists · Data refreshed November 2026

Top 25 Architectural design services worldwide

RevenueBase identified 80,301 company matches for architectural design services worldwide as of November 2026 and tracks 509,861 professional contacts across them, including 131,987 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for architectural design services 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 architectural design services 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
80,301Companies
509,861Contacts tracked
131,987Verified emails
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The 25 largest architectural design services worldwide

Ranked by team size
Top 25 of 80,301 company matches for architectural design services 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 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
2Exact matchToledo, United StatesHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
3Exact 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
4Exact 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
5Exact matchInternational Design Firm, CA, United StatesHQ recorded Nov 6, 2026501-1,0001,057 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
6Exact matchBaghdad, United Arab EmiratesHQ recorded Nov 6, 2026501-1,0001,000 contacts →

Exact match

“Dewan Architects + Engineers is a global, multidisciplinary design consultancy firm founded in 1984 in Abu Dhabi, UAE.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchToronto, ON, CanadaHQ recorded Nov 6, 2026501-1,000994 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
8Exact matchJeddah, Saudi ArabiaHQ recorded Nov 6, 2026501-1,000868 contacts →

Exact match

“Hesco is a design and engineering rm located in the Kingdom of Saudi Arabia with oces in Jeddah, Riyadh, Makkah, Syria, Turkey, Egypt, Spain and Lebanon.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchToronto, ON, CanadaHQ recorded Nov 6, 2026201-500850 contacts →

Exact match

“B+H Architects is a global, award-winning firm with a 70+ year legacy of building creative solutions for clients through the delivery of architecture, interior design, landscape…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNew Delhi, IndiaHQ recorded Nov 6, 20261,001-5,000815 contacts →

Exact match

“Est.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchJeddah, Saudi ArabiaHQ recorded Nov 6, 2026501-1,000814 contacts →

Exact match

“Architects and Engineers Saudi Diyar Consultants is one of the leading multidiscipline design firms in the Middle East with a diverse portfolio of commercial, institutional…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchTucson, AZ, United StatesHQ recorded Nov 6, 2026501-1,000802 contacts →

Exact match

“M3 is a privately held full service design firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchIndianapolis, OH, United StatesHQ recorded Nov 6, 2026501-1,000780 contacts →

Exact match

“Established in 1966, American Structurepoint has developed a national and international reputation for our work in a variety of disciplines and markets throughout the built…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSingaporeHQ recorded Nov 6, 20261,001-5,000775 contacts →

Exact match

“Headquartered in Singapore, RSP Architects Planners & Engineers (Pte) Ltd (RSP) is a global multidisciplinary architectural and engineering design group, with over 65 years of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBentonville, TX, United StatesHQ recorded Nov 6, 2026501-1,000708 contacts →

Exact match

“Founded in 1990, HFA is a multi-disciplinary architecture and engineering firm specializing in delivering tailored design solutions for businesses of all sizes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNormal, IL, United StatesHQ recorded Nov 6, 2026501-1,000687 contacts →

Exact match

“Farnsworth Group is a leading employee-owned full-service design firm, with 650-plus professionals across the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 2026501-1,000672 contacts →

Exact match

“Arif & Bintoak Consulting Architects and Engineers was established in 1975 by civil engineers Mr.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLubbock, OK, United StatesHQ recorded Nov 6, 2026501-1,000665 contacts →

Exact match

“We are a full-service design firm of extraordinary planners, designers, architects, and engineers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMinneapolis, MN, United StatesHQ recorded Nov 6, 2026201-500646 contacts →

Exact match

“We are makers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSheffield, United KingdomHQ recorded Nov 6, 2026n/a644 contacts →

Exact match

“Self Architects has over 40 years experience in delivering high quality architectural and interior design solutions to a broad range of clients throughout the UK; across a diverse…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBillings, MT, United StatesHQ recorded Nov 6, 2026501-1,000643 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
22Exact matchCarlsbad, CA, United StatesHQ recorded Nov 6, 2026201-500625 contacts →

Exact match

“RQ Construction is a full service contracting and design firm that specializes in design/build projects for both public and private clients, with a primary focus on the Department…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchTroy, NY, United StatesHQ recorded Nov 6, 2026n/a622 contacts →

Exact match

“architecture+ is a design and service-oriented architectural and planning firm located in Troy in New York's Capital Region.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchDoha, QatarHQ recorded Nov 6, 2026501-1,000609 contacts →

Exact match

“Arab Engineering Bureau (AEB) is an award-winning firm of architects, urban and master planners, interior, landscape and structural designers, engineers, quantity surveyors and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchShuwaikh, KuwaitHQ recorded Nov 6, 2026501-1,000587 contacts →

Exact match

“Gulf Consult was founded by Hamad Abdullateef Thunyan Alghanim in 1967, making it one of the oldest established design consultancies in Kuwait.”

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

Showing 25 of 80,301 architectural design services worldwide

See the full list, filter by size, metro and specialty, and access 131,987 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Architectural design services worldwide at a glance

As of Nov 6, 2026
25.9%Verified-email coverage
6.3Average contacts per company
1-10Median size (employees)
1.5%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
56,725
11-50
18,294
51-200
3,245
201-500
662
501-1,000
113
1,001-5,000
51
5,001-10,000
20
10001+
17

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 architectural design services are linked below.
What qualifies
Company records worldwide whose business descriptions match “architectural design services” 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 131,987 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.

Architectural design services by location

318 lists · largest first

Every Architectural design services 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 “architectural design services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many architectural design services are there worldwide?

RevenueBase identified 80,301 company matches for architectural design services 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?

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

Which country has the most architectural design services?

The United States leads with 14,549 companies, followed by India (7,438) and the United Kingdom (4,502). Every architectural design services list by country and city is linked on this page.

Which city has the most architectural design services?

London leads with 1174 company records, followed by Sao Paulo (891) and New York (834).

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 131,987 professional contacts with verified work emails tracked across these 80,301 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.