Company lists · Data verified August 2026

Top 25 B2B marketing agencies based in Chicago, United States

Name: B2B marketing agencies based in Chicago, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 306 companies tracked

There are 306 B2B marketing agencies headquartered in Chicago, United States (RevenueBase, August 2026). RevenueBase tracks 2,468 professional contacts across them, including 766 with verified work emails and 1,027 with mobile numbers. New York is the largest hub.

This list covers B2B marketing agencies headquartered in Chicago, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

306Companies

2,468Contacts tracked

766Verified emails

1,027Mobile numbers

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The 25 largest B2B marketing agencies based in Chicago, United States

Ranked by team size

Top 25 of 306 B2B marketing agencies based in Chicago, United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Abelsontaylor Group	Chicago, IL	201-500	267	92
2	Bmg360	Chicago, IL	51-200	178	118
3	Almoh Media	Chicago, IL	51-200	139	13
4	Bbc, A B2B Creative Agency	Chicago, IL	51-200	79	53
5	Emedia	Chicago, IL	51-200	74	3
6	Envisionit	Chicago, IL	51-200	69	42
7	Clearedge	Chicago, IL	51-200	55	30
8	Ziff Davis B2B	Chicago, IL	51-200	55	2
9	Demandworks	Chicago, IL	51-200	52	16
10	Marcel Digital	Chicago, IL	11-50	50	31
11	Elite Communications Group	Chicago, IL	11-50	39	5
12	Eyeful Media	Chicago, IL	11-50	28	16
13	Winsby INC	Chicago, IL	51-200	26	1
14	Imagination	Chicago, IL	51-200	24	1
15	Losasso Integrated Marketing	Chicago, IL	11-50	22	8
16	Omobono	Chicago	201-500	21	1
17	Maverick Digital A Monks Company	Chicago, IL	51-200	21	1
18	Blue Flame Thinking	Chicago, IL	11-50	19	11
19	Real FIG Advertising Marketing	Chicago, IL	11-50	19	7
20	Cchange, INC	Chicago, IL	11-50	18	11
21	Xamtac Consulting	Chicago, IL	11-50	17	7
22	Gibas Associates	Chicago, IL	11-50	17	2
23	The Well Advertising, INC	Chicago, IL	11-50	16	8
24	Agencymsi Rebranded To The Motion Agency	Chicago, IL	51-200	15	4
25	Gate 39	Chicago, IL	11-50	13	9

Showing 25 of 306 B2B marketing agencies based in Chicago, United States

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B2B marketing agencies based in Chicago, United States at a glance

As of Aug 28, 2026

1-10Median size (employees)

New YorkLargest hub · 686 HQs

1,027Contacts with mobile numbers

10Emails re-verified in last 30 days

Companies by employee count

1-10

201

11-50

51-200

201-500

501-1,000

5,001-10,000

B2B marketing agencies by metro in the United States

Metro	Companies
B2B marketing agencies in New York	686
B2B marketing agencies in Los Angeles	428
B2B marketing agencies in Miami	348
B2B marketing agencies in Chicago	306
B2B marketing agencies in Atlanta	304
B2B marketing agencies in Houston	266
B2B marketing agencies in Austin	261

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “B2B marketing agencies”, with match quality audited by blind human judging, and headquartered in Chicago, United States.
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: Contact records re-verify on a rolling cadence; 10 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many B2B marketing agencies are there based in Chicago, United States?

There are 306 B2B marketing agencies headquartered in Chicago, United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Abelsontaylor Group, headquartered in Chicago, tops this list with the largest team on record.

Which city has the most B2B marketing agencies?

New York leads with 686 headquartered companies, followed by Los Angeles (428) and Miami (348).

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 766 verified decision-maker contacts tracked across these 306 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.