Company lists · Data refreshed September 2026

Top 25 Ecommerce law firms based in Chicago, United States

RevenueBase identified 48 company matches for ecommerce law firms associated with Chicago, United States as of September 2026 and tracks 743 professional contacts across them, including 336 with verified work emails. Across the United States, New York is the largest hub for this category (139 companies); Chicago has 48.

This list covers company matches for ecommerce 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 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
48Companies
743Contacts tracked
336Verified emails
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The 25 largest ecommerce law firms based in Chicago, United States

Ranked by team size
Top 25 of 48 company matches for ecommerce law 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchChicago, IL, United StatesHQ recorded Sep 28, 202651-200157 contacts →

Exact match

“Leydig, Voit & Mayer remains at the forefront of intellectual property law, providing advice and counsel in intellectual property litigation, licensing, and prosecution services…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchChicago, IL, United StatesHQ recorded Sep 28, 202651-200102 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 28, 2026 · View company records in RevenueBase
3Exact matchChicago, IL, United StatesHQ recorded Sep 28, 202651-20044 contacts →

Exact match

“Pattishall McAuliffe is one of the largest U.S.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchChicago, IL, United StatesHQ recorded Sep 28, 202611-5028 contacts →

Exact match

“InfoLawGroup LLP is a national boutique law firm with a laser focus on information governance – including privacy and data security matters – advertising and marketing, evolving…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261-1028 contacts →

Exact match

“Saper Law is an intellectual property, social media, and business law firm with headline grabbing clients and cases.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchChicago, IL, United StatesHQ recorded Sep 28, 202611-5022 contacts →

Exact match

“Barnes, Richardson & Colburn LLP is a boutique global trade law firm representing importers and exporters facing challenges related to removing cost, risk, and delay in their…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchChicago, IL, United StatesHQ recorded Sep 28, 202611-5022 contacts →

Exact match

“Chapman Spingola is a nationally recognized, boutique law firm leveraging its large-firm experience and results-driven approach for clients ranging from small businesses to…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchChicago, IL, United StatesHQ recorded Sep 28, 202611-5016 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchChicago, IL, United StatesHQ recorded Sep 28, 202611-5015 contacts →

Exact match

“The attorneys at Ziliak Law care about your business.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261-1011 contacts →

Exact match

“AddyHart is a boutique law firm focused on intellectual property litigation and corporate law.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchChicago, IL, United StatesHQ recorded Sep 28, 202611-5010 contacts →

Exact match

“We help clients navigate legal challenges with clear advice, thoughtful strategy, and a hands-on approach.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchChicago, IL, United StatesHQ recorded Sep 28, 202611-5010 contacts →

Exact match

“Klintworth & Rozenblat LLP is a legal services company based out of 19 N GREEN ST, Chicago, Illinois, United States.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchChicago, IL, United StatesHQ recorded Sep 28, 202611-509 contacts →

Exact match

“Synergy Law Group, LLC concentrates in corporate and commercial law; securities and finance law; mergers and acquisitions; technology, intellectual property, licensing and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchChicago, United StatesHQ recorded Sep 28, 20261-107 contacts →

Exact match

“E&M is a boutique IP firm focusing on Brands, Domain Names/ICANN, Social Media, and related Litigation.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261-106 contacts →

Exact match

“A boutique law firm with a national presence serving businesses and large nonprofits with a focus on litigation, investigations, employment and intellectual property/data privacy.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261-105 contacts →

Exact match

“From individuals and start-ups to mid-size and international businesses, from initial planning to dispute resolution, from start to finish, we provide the customized legal service…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261-105 contacts →

Exact match

“Keener and Associates is a client-focused business intellectual property law firm.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261-105 contacts →

Exact match

“We offer a variety of practice areas that our team has experience in; Real estate, business law, commercial real estate, general counsel services, privacy, and information security”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261-105 contacts →

Exact match

“Our firm represents individuals and start-up to medium-sized businesses in business formation, transactions, and dispute resolution.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchChicago, IL, United StatesHQ recorded Sep 28, 202611-504 contacts →

Exact match

“Davis McGrath LLC is a law firm with substantial experience in litigation and counseling in diverse business areas.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261-104 contacts →

Exact match

“Boutique law firm specialized in corporate law, intellectual property, E-commerce, and business immigration.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261-104 contacts →

Exact match

“Troglia Kaplan, LLC is a full service corporate boutique law firm.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261-103 contacts →

Exact match

“Acumen is a boutique law firm that serves clients in business and intellectual property law, commercial litigation, and consumer matters.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261-102 contacts →

Exact match

“Is your company looking for experienced lawyers who are knowledgeable, easy to work with and practical?”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261-101 contacts →

Exact match

“Vidar Law Group represents clients in commercial litigation matters and business transactions.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 48 ecommerce law firms based in Chicago, United States

See the full list, filter by size, metro and specialty, and access 336 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Ecommerce law firms based in Chicago, United States at a glance

As of Sep 28, 2026
45.2%Verified-email coverage
15.5Average contacts per company
1-10Median size (employees)
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
33
11-50
11
51-200
3
201-500
1

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 48 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 “ecommerce 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 336 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.

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

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

RevenueBase identified 48 company matches for ecommerce 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?

Leydig, Voit & Mayer, LTD 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 ecommerce law firms?

New York leads the United States with 139 company records, followed by Los Angeles (60) and Chicago (48).

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 336 professional contacts with verified work emails tracked across these 48 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.