Company lists · Data verified August 2026

Top 17 Automated trading platforms based in Chicago, United States

Name: Automated trading platforms 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 47 companies tracked

There are 47 automated trading platforms headquartered in Chicago, United States (RevenueBase, August 2026). RevenueBase tracks 1,033 professional contacts across them, including 515 with verified work emails and 466 with mobile numbers. New York is the largest hub.

This list covers automated trading platforms 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.

47Companies

1,033Contacts tracked

515Verified emails

466Mobile numbers

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The 17 largest automated trading platforms based in Chicago, United States

Ranked by team size

Top 17 of 47 automated trading platforms 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	Ninjatrader	Chicago, IL	201-500	432	217
2	Simplex Trading LLC	Chicago, IL	51-200	111	94
3	Eagle Seven	Chicago, IL	51-200	108	97
4	Sterling Trading Tech	Chicago, IL	51-200	70	39
5	Valkyrie Trading	Chicago, IL	51-200	56	26
6	Spot Trading LLC	Chicago, IL	51-200	24	1
7	Cognitive Capital, LLC	Chicago, IL	11-50	23	11
8	SG CAP Trading, LLC	Chicago, IL	11-50	20	14
9	TAS Professional	Chicago, IL	1-10	13	2
10	Robosig	Chicago, IL	1-10	5	4
11	Harmonic	Chicago, IL	1-10	3	3
12	Option Financial LLC	Chicago, IL	1-10	3	1
13	Barton Capital Group	Chicago, IL	1-10	2	2
14	Q36 LLC	Chicago, IL	1-10	2	1
15	Axel Technologies LLC	Chicago, IL	1-10	1	1
16	Alphatech	Chicago, IL	1-10	1	1
17	Bionic Trader Systems	Chicago, IL	1-10	1	1

Showing 17 of 47 automated trading platforms based in Chicago, United States

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Automated trading platforms based in Chicago, United States at a glance

As of Aug 28, 2026

1-10Median size (employees)

New YorkLargest hub · 86 HQs

466Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Automated trading platforms by metro in the United States

Metro	Companies
Automated trading platforms in New York	86
Automated trading platforms in Chicago	47
Automated trading platforms in San Francisco	20
Automated trading platforms in Miami	17
Automated trading platforms in Los Angeles	15
Automated trading platforms in Orlando	11
Automated trading platforms in Sheridan	11

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 “automated trading platforms”, 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 automated trading platforms are there based in Chicago, United States?

There are 47 automated trading platforms headquartered in Chicago, United States as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most automated trading platforms?

New York leads with 86 headquartered companies, followed by Chicago (47) and San Francisco (20).

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 515 verified decision-maker contacts tracked across these 47 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.