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Products & Services
About Simplex
Simplex Trading’s technology team transforms the strategies conceived by our traders into efficient, scalable code. Simplex is a company operating in Financial Services, employing 101-250 people, reporting $50M-$100M in annual revenue, classified under Investment Banking and Securities Intermediation and based in Chicago, Illinois, United States.
Its primary NAICS classification is 523150 (Investment Banking and Securities Intermediation). Simplex is one of 84,218 Financial companies listed in Illinois.
Business Contact Information
- Phone
- +1 (312) 3602440
- Website
- simplextrading.com
- Address
- 230 S La Salle St, Chicago, Illinois, 60604, United States
Industry & Classification
- Industry
- Financial
- Sector
- Finance
- Segment
- Financial Services
NAICS Codes
- 52Finance and Insurance
- 5231Securities and Commodity Contracts Intermediation and Brokerage
- 523150Investment Banking and Securities Intermediation
SIC Codes
- 62Security And Commodity Brokers, Dealers, Exchanges, And Services
- 621Security Brokers, Dealers, And Flotation
- 6211Investment Banking and Securities Dealing
Company Details
- Employees
- 127 (101-250)
- Annual Revenue
- $65.5M ($50M-$100M)
Simplex: frequently asked questions
What does Simplex do?
Simplex Trading’s technology team transforms the strategies conceived by our traders into efficient, scalable code.
Where is Simplex located?
Simplex is headquartered at 230 S La Salle St, Chicago, Illinois, 60604, United States.
How many employees does Simplex have?
Simplex has about 127 employees (the 101-250 range).
What is Simplex's annual revenue?
Simplex's annual revenue is estimated at $65.5M (the $50M-$100M range).
What industry is Simplex in?
Simplex is in the Financial / Finance industry, and its primary NAICS code is 523150 (Investment Banking and Securities Intermediation).
How can I contact Simplex?
Its website is simplextrading.com and its phone number is +1 (312) 3602440.
What companies are similar to Simplex?
Other large financial companies in Illinois include Walgreens Boots Alliance Inc, Blue Cross Blue Shield Association, State Farm Mutual Automobile Insurance Co and Zurich Insurance.
Largest financial companies in Illinois
Largest financial companies
Manufacturing sales in Illinois, 2026
In Illinois, Factur's 2026 study counted 74 manufacturing quotes worth $11.8M and 14 purchase orders over 12 months: 19% of quotes became orders, against 21% nationally. See the Illinois data.
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