Company lists · Data verified August 2026

Top 25 Biotech marketing agencies based in Chicago, United States

Name: Biotech 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 382 companies tracked

There are 382 biotech marketing agencies headquartered in Chicago, United States (RevenueBase, August 2026). RevenueBase tracks 3,946 professional contacts across them, including 1,206 with verified work emails and 1,467 with mobile numbers. New York is the largest hub.

This list covers biotech 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.

382Companies

3,946Contacts tracked

1,206Verified emails

1,467Mobile numbers

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

Ranked by team size

Top 25 of 382 biotech 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	Spectrum Science	Chicago, IL	201-500	609	177
2	KWT Global	Chicago, IL	51-200	363	11
3	Abelsontaylor Group	Chicago, IL	201-500	267	92
4	Citrus Health Group	Chicago, IL	51-200	142	105
5	Pivot Design	Chicago, IL	51-200	94	58
6	Bbc, A B2B Creative Agency	Chicago, IL	51-200	79	53
7	Envisionit	Chicago, IL	51-200	69	42
8	Otherwise Incorporated	Chicago, IL	11-50	68	3
9	SFC Group	Chicago, IL	11-50	55	22
10	HDMZ	Chicago, IL	51-200	52	30
11	SRW C.A. Fortune	Chicago, IL	51-200	52	22
12	Thunder Tech	Chicago, IL	51-200	50	33
13	Gatesman	Chicago, IL	51-200	43	30
14	Accelerated Digital Media	Chicago, IL	11-50	36	10
15	Tier ONE Partners	Chicago, IL	11-50	28	12
16	Melon Dept	Chicago, IL	51-200	27	5
17	Virgen	Chicago, IL	11-50	23	4
18	Closerlook	Chicago, IL	51-200	22	9
19	Omobono	Chicago	201-500	21	1
20	Blue Daring	Chicago, IL	11-50	20	9
21	Purple Group Chicago, IL	Chicago, IL	11-50	15	10
22	Agencymsi Rebranded To The Motion Agency	Chicago, IL	51-200	15	4
23	Popskull	Chicago, IL	11-50	13	9
24	Gate 39	Chicago, IL	11-50	13	9
25	Tandem Events & Communications	Chicago, IL	11-50	13	7

Showing 25 of 382 biotech marketing agencies based in Chicago, United States

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

As of Aug 28, 2026

1-10Median size (employees)

New YorkLargest hub · 107 HQs

1,467Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

257

11-50

100

51-200

201-500

Biotech marketing agencies by metro in the United States

Metro	Companies
Biotech marketing agencies in New York	107
Biotech marketing agencies in San Diego	71
Biotech marketing agencies in Boston	61
Biotech marketing agencies in Chicago	61
Biotech marketing agencies in San Francisco	48
Biotech marketing agencies in Atlanta	40
Biotech marketing agencies in Raleigh	29

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 “biotech 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; 0 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 biotech marketing agencies are there based in Chicago, United States?

There are 382 biotech marketing agencies headquartered in Chicago, United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Spectrum Science, headquartered in Chicago, tops this list with the largest team on record.

Which city has the most biotech marketing agencies?

New York leads with 107 headquartered companies, followed by San Diego (71) and Boston (61).

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 1,206 verified decision-maker contacts tracked across these 382 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.