Insights

Strong Market Presence As the oldest and largest independent futures brokerage in the United States with a revenue range of one to ten billion dollars, R.J. O'Brien & Associates demonstrates robust market standing, presenting opportunities to offer advanced trading technology solutions, compliance tools, and premium client management platforms.

Expanding Digital Footprint The recent launch of an updated website and digital branding indicates a focus on digital transformation, providing a gateway for sales teams to pitch innovative web solutions, cybersecurity services, and digital engagement tools to enhance client experience and operational efficiency.

Global Growth Focus Leadership promotions and regional appointments across EMEA and the US suggest a strategic emphasis on expanding international reach, opening avenues for targeted solutions in cross-border compliance technology, localized trading platforms, and international client onboarding services.

Acquisition Opportunities The planned acquisition by StoneX Group Inc. for nearly a billion dollars underscores a trend of consolidation in the industry, presenting prospects to offer M&A advisory, integration solutions, and strategic consultancy services to similar firms contemplating expansion or partnership.

Technology and Compliance Focus RJO's investment in hiring a dedicated Chief Compliance Officer and deploying robust security measures indicates a commitment to regulatory adherence and cybersecurity, making it an ideal partner for compliance software providers, cybersecurity firms, and risk management solutions.

RJ O'Brien & Associates LLC Tech Stack

RJ O'Brien & Associates LLC uses 8 technology products and services including Sucuri, WordPress, Cookie Notice, and more. Explore RJ O'Brien & Associates LLC's tech stack below.

  • Sucuri
    Content Delivery Network
  • WordPress
    Content Management System
  • Cookie Notice
    Cookie Compliance
  • Microsoft 365
    Email
  • reCAPTCHA
    Security
  • X-XSS-Protection
    Security
  • X-Content-Type-Options
    Web & Portal Technology
  • Microsoft IIS
    Web Servers

Media & News

RJ O'Brien & Associates LLC's Email Address Formats

RJ O'Brien & Associates LLC uses at least 1 format(s):
RJ O'Brien & Associates LLC Email FormatsExamplePercentage
FLast@rjobrien.comJDoe@rjobrien.com
95%
FirstL@rjobrien.comJohnD@rjobrien.com
3%
FirstLast@rjobrien.comJohnDoe@rjobrien.com
1%
First@rjobrien.comJohn@rjobrien.com
1%

Frequently Asked Questions

Where is RJ O'Brien & Associates LLC's headquarters located?

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RJ O'Brien & Associates LLC's main headquarters is located at 222 S. Riverside Plaza Suite 1200 Chicago, IL 60606 US. The company has employees across 3 continents, including North AmericaEuropeAsia.

What is RJ O'Brien & Associates LLC's phone number?

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You can contact RJ O'Brien & Associates LLC's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is RJ O'Brien & Associates LLC's official website and social media links?

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RJ O'Brien & Associates LLC's official website is rjobrien.com and has social profiles on LinkedIn.

How much revenue does RJ O'Brien & Associates LLC generate?

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As of October 2025, RJ O'Brien & Associates LLC's annual revenue is estimated to be $117M.

What is RJ O'Brien & Associates LLC's NAICS code?

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RJ O'Brien & Associates LLC's NAICS code is 52 - Finance and Insurance.

How many employees does RJ O'Brien & Associates LLC have currently?

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As of October 2025, RJ O'Brien & Associates LLC has approximately 599 employees across 3 continents, including North AmericaEuropeAsia. Key team members include Chief Operating Officer Emea At R. J. O'brien: G. L.Chief Operating Officer, London: N. R.Vice President Fixed Income: C. C.. Explore RJ O'Brien & Associates LLC's employee directory with LeadIQ.

What industry does RJ O'Brien & Associates LLC belong to?

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RJ O'Brien & Associates LLC operates in the Financial Services industry.

What technology does RJ O'Brien & Associates LLC use?

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RJ O'Brien & Associates LLC's tech stack includes SucuriWordPressCookie NoticeMicrosoft 365reCAPTCHAX-XSS-ProtectionX-Content-Type-OptionsMicrosoft IIS.

What is RJ O'Brien & Associates LLC's email format?

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RJ O'Brien & Associates LLC's email format typically follows the pattern of FLast@rjobrien.com. Find more RJ O'Brien & Associates LLC email formats with LeadIQ.

When was RJ O'Brien & Associates LLC founded?

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RJ O'Brien & Associates LLC was founded in 1914.
RJ O'Brien & Associates LLC

RJ O'Brien & Associates LLC

Financial ServicesIllinois, United States501-1000 Employees

R.J. O'Brien & Associates LLC is the oldest and largest independent futures brokerage and clearing firm in the United States. 

A futures commission merchant (FCM), RJO is a full clearing member of: the CME Group (founding member of the Chicago Mercantile Exchange) and all its markets; IntercontinentalExchange (ICE); NYSE Liffe U.S.; and the CBOE Futures Exchange (CFE). RJO offers the latest in order entry technology coupled with 24-hour execution and clearing on every futures exchange worldwide. Clearing more than 100,000 client accounts, the firm provides a full range of services to the industry’s largest global network of introducing brokers (IBs) and to commercial, institutional, international and individuals clients. These include more than 400 IBs and many of the world's largest financial, industrial and agricultural institutions. We do not engage in proprietary trading; all of our business focuses on our valued clients.

Founded in 1914, RJO is one of the last 'boutique'​ futures firms in the industry. It is a privately held business majority owned by the O'Brien family of Chicago. The O'Briens have been instrumental in the development of the futures industry and remain committed to the continued growth of the company and our leadership within the industry.

Futures trading involves the substantial risk of loss and is not suitable for all investors. Past performance is not indicative of future results.

Section iconCompany Overview

Headquarters
222 S. Riverside Plaza Suite 1200 Chicago, IL 60606 US
Phone number
NAICS Code
52 - Finance and Insurance
Founded
1914
Employees
501-1000

Section iconFunding & Financials

  • $1B$10B

    RJ O'Brien & Associates LLC's revenue is estimated to be in the range of $1B$10B

Section iconFunding & Financials

  • $1B$10B

    RJ O'Brien & Associates LLC's revenue is estimated to be in the range of $1B$10B

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