Company lists · Data refreshed September 2026

Top 25 Architectural consulting firms based in Chicago, United States

Name: Architectural consulting firms based in Chicago, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 367 companies tracked

RevenueBase identified 367 company matches for architectural consulting firms associated with Chicago, United States as of September 2026 and tracks 10,250 professional contacts across them, including 6,092 with verified work emails. Across the United States, New York is the largest hub for this category (1,143 companies); Chicago has 367.

This list covers company matches for architectural consulting firms associated with Chicago, United States, 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 September 28, 2026.

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 Sep 28, 2026 How this list was built

367Companies

10,250Contacts tracked

6,092Verified emails

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The 25 largest architectural consulting firms based in Chicago, United States

Ranked by team size

Top 25 of 367 company matches for architectural consulting firms based in Chicago, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Perkins&will	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,958 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 · Sep 28, 2026 · View company records in RevenueBase
2	Clayco	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,720 contacts →
	Exact match “Clayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across North America the…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	SCB	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	201-500	343 contacts →
	Exact match “SCB is an architecture, planning, interior and urban design firm.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Lamar Johnson Collaborative	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	201-500	224 contacts →
	Exact match “Lamar Johnson Collaborative (LJC) is a full-service, integrated architecture and design firm.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Epstein Architecture, Engineering And Construction	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	51-200	215 contacts →
	Exact match “Founded in 1921, Epstein is an architecture, interiors, engineering and construction company that specializes in delivering sustainable building solutions for clients in the…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	ESD NOW Stantec Consulting Services	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	201-500	208 contacts →
	Exact match “A global company, ESD is a leader in Improving Society Through the Built Environment.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	SUMAC	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	51-200	183 contacts →
	Exact match “SUMAC is an architecture, engineering, and consulting firm that promotes sustainability as the key element to increasing the profitability of our clients and partners.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Globetrotters Engineering Corporation	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	201-500	155 contacts →
	Exact match “Globetrotters provides its clients with exceptional service and capabilities.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Sheehan Nagle Hartray Architects, A Woolpert Company	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	51-200	148 contacts →
	Exact match “Sheehan Nagle Hartray Architects is an award-winning firm with offices in Chicago and London offering architectural design, interior design, and pre-design services including site…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	DBHMS	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	51-200	123 contacts →
	Exact match “We are a collection of doers and thinkers.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Singh Associates, INC	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	51-200	110 contacts →
	Exact match “For more than 30 years, SINGH + Associates has been meeting and exceeding our clients’ expectations for high quality planning, design and engineering services delivered with care…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	The Concord Group	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	51-200	102 contacts →
	Exact match “The Concord Group is a progressive development and construction consulting firm that provides a comprehensive, fully integrated suite of project management controls to mitigate…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Klein & Hoffman	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	51-200	100 contacts →
	Exact match “At Klein & Hoffman, we work collaboratively to deliver value-driven architectural restoration and structural engineering solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Northworks Architects	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	51-200	85 contacts →
	Exact match “At Northworks, we believe great design begins with collaboration.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Adrian Smith Gordon Gill Architecture	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	51-200	85 contacts →
	Exact match “Adrian Smith + Gordon Gill Architecture is dedicated to the design of high-performance, sustainable architecture on an international scale.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	LCM Architects	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	51-200	75 contacts →
	Exact match “Founded in 1996, LCM Architects is a 60-plus-person architecture firm and industry leader in ADA and FHA accessibility consulting that intentionally blends these specialties to…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Goettsch Partners	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	51-200	72 contacts →
	Exact match “Goettsch Partners (GP) is an architecture firm with a global perspective.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Hartshorne Plunkard Architecture	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	51-200	71 contacts →
	Exact match “Hartshorne Plunkard Architecture is an award winning, full service architecture, interior and planning design firm that practices nationally from its Near North Chicago studio.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Johnson Consulting	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	n/a	66 contacts →
	Exact match “Johnson Consulting is a real estate and hospitality consulting firm that performs strategic planning and market and financial feasibility studies.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Partners By Design	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	51-200	63 contacts →
	Exact match “Whether you’re considering an office update, planning a corporate relocation, or envisioning a state-of-the-art facility built from the ground-up, Partners by Design can take your…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	DXU Architects	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	51-200	62 contacts →
	Exact match “We are solution based, always looking to exhaust the possibilities in efforts to vet out the best scenario.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Antunovich Associates	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	51-200	57 contacts →
	Exact match “Antunovich Associates is an Architectural, Planning and Interior Design Firm with offices located in Chicago, Washington, D.C, Los Angeles, Austin, and Buffalo.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Fitzgerald	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	11-50	56 contacts →
	Exact match “With roots dating back more than 100 years, FitzGerald is a national architecture, interior design, and sustainability firm committed to the creation of exemplary environments…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Valerio Dewalt Train	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	11-50	53 contacts →
	Exact match “Valerio Dewalt Train is a 40+ person national architectural and design practice with offices in Chicago, San Francisco, and Denver.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	JAHN	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	11-50	52 contacts →
	Exact match “Jahn is among the most iconic names in architecture.” Recorded in the RevenueBase company graph · Sep 28, 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 “architectural consulting 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 367 architectural consulting firms based in Chicago, United States

See the full list, filter by size, metro and specialty, and access 6,092 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Architectural consulting firms based in Chicago, United States at a glance

As of Sep 28, 2026

59.4%Verified-email coverage

27.9Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

231

11-50

103

51-200

201-500

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Chicago, so it is reported there. Company counts and contact totals on this page are exact for Chicago, over 367 companies.

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.
What qualifies: Company records associated with Chicago, United States whose business descriptions match “architectural consulting 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 6,092 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 September 28, 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 consulting firms by metro in the United States

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 consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many architectural consulting firms are there based in Chicago, United States?

RevenueBase identified 367 company matches for architectural consulting firms associated with Chicago, United States as of September 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?

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

Which city in the United States has the most architectural consulting firms?

New York leads the United States with 1,143 company records, followed by Los Angeles (410) and Chicago (367).

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 6,092 professional contacts with verified work emails tracked across these 367 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 September 28, 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.