Company lists · Data refreshed September 2026

Top 25 Trade association law firms based in Chicago, United States

Name: Trade association law 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 29, 2026 129 companies tracked

RevenueBase identified 129 company matches for trade association law firms associated with Chicago, United States as of September 2026 and tracks 4,407 professional contacts across them, including 2,315 with verified work emails. Across the United States, Washington is the largest hub for this category (215 companies); Chicago has 129.

This list covers company matches for trade association law 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 29, 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 29, 2026 How this list was built

129Companies

4,407Contacts tracked

2,315Verified emails

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The 25 largest trade association law firms based in Chicago, United States

Ranked by team size

Top 25 of 129 company matches for trade association law firms based in Chicago, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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	Hinshaw & Culbertson LLP	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	501-1,000	1,188 contacts →
	Exact match “Hinshaw & Culbertson LLP is a U.S-based law firm with offices nationwide.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2	O'hagan Meyer	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	501-1,000	579 contacts →
	Exact match “As a national law firm defending corporations, non-profits, associations and their officers & directors in every manner of litigation, O'Hagan Meyer provides individualized…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3	Swanson, Martin & Bell, LLP	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	201-500	254 contacts →
	Exact match “Swanson, Martin & Bell, LLP was founded in 1992 by a group of trial lawyers who left a large Chicago firm to better serve the needs of their clients.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4	Tressler LLP	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	51-200	237 contacts →
	Exact match “Tressler LLP is a national law firm headquartered in Chicago, with ten offices located in six states - California, Illinois, Missouri, New Jersey, New York and Pennsylvania.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5	Masuda Funai	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	51-200	102 contacts →
	Exact match “Since its founding in 1929, Masuda Funai has focused its practice on successfully representing international and domestic companies entering, operating and expanding in the United…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6	Pretzel & Stouffer, Chartered	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	51-200	78 contacts →
	Exact match “Proven results.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7	Franczek P.C	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	51-200	73 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8	Robbins Schwartz	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	51-200	69 contacts →
	Exact match “We are a team of problem solvers.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9	Christensen HSU Sipes LLP	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	11-50	53 contacts →
	Exact match “Christensen Hsu Sipes LLP is a law firm with offices in Chicago, Northwest Indiana, Los Angeles, and Sacramento.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10	Nielsen, Zehe & Antas P.C	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	11-50	41 contacts →
	Exact match “NZA is a partnership of acclaimed trial and litigation lawyers, fearless and accomplished in their representation of their clients' interests anywhere in the U.S.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11	Tabet Divito & Rothstein LLC	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	11-50	38 contacts →
	Exact match “We are a trial and appellate litigation firm with a 20-year track record of exceptional outcomes for Fortune 500 companies, middle-market leaders, and entrepreneurs.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12	Neal & Leroy, LLC	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	11-50	35 contacts →
	Exact match “Founded in 1938, Neal & Leroy, LLC is a nationally recognized, elite boutique law firm providing the highest quality legal services to clients for more than 87 years.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13	Cheng Cohen LLC	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	11-50	32 contacts →
	Exact match “The franchise industry's full-service boutique law firm.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14	CTM Legal Group	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	11-50	30 contacts →
	Exact match “CTM Legal Group offers a full service legal practice in the heart of Chicago.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15	Massey & Gail LLP	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	11-50	29 contacts →
	Exact match “A high-powered law firm for savvy companies, Massey & Gail offers creative solutions in counseling, litigation and appeals.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16	Hogan Marren Babbo & Rose, LTD	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	11-50	28 contacts →
	Exact match “Founded in 1993 by several attorneys previously affiliated with a large Chicago law firm, Hogan Marren, Ltd.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17	Shepard Schwartz & Harris LLP	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	1-10	26 contacts →
	Exact match “As of July 2022, Shepard Schwartz & Harris LLP joined Citrin Cooperman.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18	Professional National Title Network-Pntn	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	51-200	25 contacts →
	Exact match “Professional National Title Network, Inc.(PNTN) has been providing Bar Related® Title Organization support services since 1986.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19	Barker, Castro & Steinback, LLC	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	11-50	22 contacts →
	Exact match “Barker, Castro & Steinback, LLC is a litigation firm with experienced attorneys who understand that the law is a service profession.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20	Elrod Friedman LLP	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	11-50	22 contacts →
	Exact match “Bridging the Gap between Public & Private Sectors In representing public and private sector clients, our attorneys provide unique legal insights and understandings that result in…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21	Asher, Gittler & D'alba, LTD	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	11-50	22 contacts →
	Exact match “Asher, Gittler & D’Alba, Ltd.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22	Miner, Barnhill & Galland, P.C	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	11-50	21 contacts →
	Exact match “Founded in 1971, MBG represents a broad range of individual, government, non-profit and corporate clients with offices in Chicago, Ill, and Madison, Wis.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23	International Association Of Defense Counsel	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	11-50	21 contacts →
	Exact match “The International Association of Defense Counsel (IADC) is the preeminent legal organization for superior advocates representing corporate and insurance interests throughout the…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24	The Sotos LAW Firm, P.C	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 2026	11-50	19 contacts →
	Exact match “The Sotos Law Firm focuses on representing public and private sector companies and officials.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25	Chittenden, Murday & Novotny LLC	Exact match	Chicago, United StatesHQ recorded Sep 29, 2026	11-50	19 contacts →
	Exact match “CMN is distinguished by its aggressive and business-minded approach to complex civil litigation, business litigation, and regulatory proceedings.” Recorded in the RevenueBase company graph · Sep 29, 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 “trade association law 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 129 trade association law firms based in Chicago, United States

See the full list, filter by size, metro and specialty, and access 2,315 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Trade association law firms based in Chicago, United States at a glance

As of Sep 29, 2026

52.5%Verified-email coverage

34.2Average contacts per company

1-10Median size (employees)

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

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 129 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 “trade association law 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 2,315 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 29, 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.

Trade association law 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 “trade association law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many trade association law firms are there based in Chicago, United States?

RevenueBase identified 129 company matches for trade association law 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?

Hinshaw & Culbertson LLP 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 trade association law firms?

Washington leads the United States with 215 company records, followed by New York (194) and Chicago (129).

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 2,315 professional contacts with verified work emails tracked across these 129 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 29, 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.