Company lists · Data refreshed September 2026
Top 25 Compliance law firms based in Chicago, United States
RevenueBase identified 47 compliance law firms headquartered in Chicago, United States as of September 2026 and tracks 1,568 professional contacts across them, including 784 with verified work emails and 938 with mobile numbers. New York is the largest hub.
This list covers compliance law firms headquartered in Chicago, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 8, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest compliance law firms based in Chicago, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,188 contacts → | ||||
Partial evidence “Hinshaw & Culbertson LLP is a U.S-based law firm with offices nationwide.” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 2 | 102 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 3 | 40 contacts → | ||||
Indirect evidence “Data-driven, Sustainable-Results.” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 4 | 28 contacts → | ||||
Partial evidence “Founded in 1993 by several attorneys previously affiliated with a large Chicago law firm, Hogan Marren, Ltd.” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 5 | 26 contacts → | ||||
Indirect evidence “As of July 2022, Shepard Schwartz & Harris LLP joined Citrin Cooperman.” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 6 | 16 contacts → | ||||
Partial evidence “Founded by a team of Big Law veterans, our firm blends the nimble entrepreneurialism of a boutique start-up with the wisdom and experience that comes from decades of deftly…” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 7 | 15 contacts → | ||||
Indirect evidence “We deliver global trade expertise to minimize costs, facilitate your business, and resolve risks.” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 8 | 9 contacts → | ||||
Strong evidence “Our law firm focuses almost exclusively on health care regulatory compliance.” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 9 | 9 contacts → | ||||
Partial evidence “CrossCheck Compliance LLC is a nationwide regulatory compliance and risk management consulting firm focused on providing regulatory compliance, internal audit, fair lending, loan…” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 10 | 8 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 11 | 5 contacts → | ||||
Partial evidence “Health Law Consultancy is a Chicago boutique law firm that delivers strategic legal counsel that enables health organizations to capitalize on the opportunities and manage the…” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 12 | 5 contacts → | ||||
Indirect evidence “Lewitas Hyman PC (now known as Hyman Cotter PC) provided nationwide advisory and litigation counsel to clients in the financial services industry on employment and investment loss…” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 13 | 5 contacts → | ||||
Partial evidence “For Employers: Cramer Law Group recognizes the challenges that small to medium businesses face in this ever-changing, volatile environment.” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 14 | 4 contacts → | ||||
Indirect evidence “DMD CONSULTING is a certified woman owned consulting firm, founded in 2008 as an independent alternative to public accounting firms and corporate consulting firms for Audit and…” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 15 | 4 contacts → | ||||
Partial evidence “Compliance consulting for broker/dealers and investment advisors.” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 16 | 3 contacts → | ||||
Partial evidence “The Law Firm of R.M.” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 17 | 2 contacts → | ||||
Indirect evidence “Regulation Technologies, LLC was founded over 14 years ago in response to the growing need for regulation resources for small to medium sized broker dealers, investment advisors…” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 18 | 2 contacts → | ||||
Partial evidence “Compliance: Registrations & Annual Exam Requirements Performed by licensed and qualified Compliance Officer.” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 19 | 1 contacts → | ||||
Indirect evidence “At Wortham LLP we understand the legal demands of doing business in the heavily-regulated healthcare space and we are here to help.” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 20 | 1 contacts → | ||||
Partial evidence “Crick Walanka Law Group, led by attorney Lillian Walanka, has decades of experience defending licensed professionals in investigations, disciplinary prosecutions and appeals…” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 21 | 1 contacts → | ||||
Indirect evidence “After working as a Senior Trial Attorney for the Commodity Futures Trading Commission’s (CFTC) Division of Enforcement from 1977-1980, Peter has been advising clients about…” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 22 | 1 contacts → | ||||
Indirect evidence “Vellichor Consulting was founded on the belief that important decisions are strengthened by thoughtful inquiry, careful analysis, and clear reporting.” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 23 | 1 contacts → | ||||
Indirect evidence “Early Cochran & Olson specializes in recruiting senior lawyers for leadership and bench strength.” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1 contacts → | ||||
Partial evidence “A law firm focused on solving problems.” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
| 25 | 1 contacts → | ||||
Partial evidence “Griffin Strategic Law Advisors brings years of top-tier law firm, nonprofit general counsel, and senior federal government executive experience to businesses across the country.” Source: RevenueBase Database · checked Sep 8, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: compliance law firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names compliance law firms.
- Partial evidence
- Its own public description names part of compliance law firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name compliance law firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 47 compliance law firms based in Chicago, United States
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Compliance law firms based in Chicago, United States at a glance
As of Sep 8, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 10.0dCompany record updated
Median 71.0dHow this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among compliance law firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Chicago, United States whose own description of what they do matches “compliance law firms”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names compliance law firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among compliance law firms, and records with no verified work email. Companies headquartered outside Chicago are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 784 across the full list. 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 8, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Compliance law firms by metro in the United States
- Compliance law firms in New York127
- Compliance law firms in Washington111
- Compliance law firms in Miami52
- Compliance law firms in Chicago44
- Compliance law firms in Los Angeles43
- Compliance law firms in Atlanta41
- Compliance law firms in Houston37
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names compliance law firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many compliance law firms are there based in Chicago, United States?
RevenueBase identified 47 compliance law firms headquartered in Chicago, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Hinshaw & Culbertson LLP, headquartered in Chicago, tops this list with the largest team on record.
Which city has the most compliance law firms?
New York leads with 127 headquartered companies, followed by Washington (111) and Miami (52).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 784 verified decision-maker contacts tracked across these 47 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 8, 2026.
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Compliance law firms by geography
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- Compliance law firms based in France
- Compliance law firms based in Germany
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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 Smart Search, 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.