About Citadel LLC
hedge fund, high-frequency trading, capital allocation, multi-strategy hedge fund, talent in finance, global investment operations, advanced data processing, performance analytics, quantitative trading, performance gains, technology-driven trading, global trading infrastructure, global asset management, market risk analytics, risk assessment, quantitative strategies, macro strategies, cloud infrastructure, data science in finance, financial technology innovation
Citadel LLC's Tech Stack
Route 53 Analytics
Frontend
Decision Makers at Citadel LLC
51 contactsJohn Szatmary
Head of Security Something or Other
Ariel Rakovitsky
Chief Technology Officer
Nealey Wallis
Executive Assistant to the Co-CIO & Head of Global Credit
Max Rusnak
Head of Treasury Execution Engineering
Joe Pringle
Software Engineering Manager
Stephen Galazzo
Automation Engineering Manager
Henry Thacker
Head of Electronic Trading Engineering - Fixed Income & Macro
Patrick Yu
Engineering Manager
Joe Hudson
Web Engineering Manager
Robert Harwer
Head of Quantitative Engineering for Global Credit at Citadel
Samuel John
Managing Director, Electronic Trading Engineering
John Fawcett
Head of Equities Engineering at Citadel
Chirag Jamadagni
Director of Research Engineering
Ajay Kaushik
Senior Engineering Manager
Johnathan Tunnicliffe
Head of Engineering for Citadel Energy Marketing
Daniel Harrison
Managing Director, Global Head of Fixed Income and Macro Engineering at Citadel
Brandon Goldberg
Head of Treasury Engineering
Yury Bandarchuk
Software Engineering Manager
Lindsey Poisson
Campus Pipeline Manager, Software Engineering
Deron Roche
Head of Weather Engineering, Commodities
Roy Kwon
Engineering Manager and Tech Lead
Ashish Mishra
Engineering Manager
Rupam Yadav
Head of Electronic Trading Engineering
Alan Dunwoodie
Head of EMEA Asset Management & Enterprise Engineering
Matthew Mizrahi
Managing Director, Electronic Trading Engineering
Andy Fang
Engineering Manager, Central Risk
Mukilan Ashok
Head of Electronic Trading Engineering | Global Credit
Stefan Kutko
Managing Director, Engineering
Stoyan Varlyakov
Head of End User Engineering
Philippe D
Head of Risk Engineering
DG Kim
Software Engineering Manager
Joseph Lenox
Global Head of Site Engineering Workplace
Robert Tan
Senior Software Engineering Manager
Qing Wang
Software Engineering Manager
Priyesh Patil
Software Engineering Manager
Shriya Shinde
Director Security Engineering
Dashiell Koester
Head of CRM Engineering
Bryan Chen
Head of End User Engineering
Pete Garrison
Engineering Manager
Nick Chambers
Software Engineering Manager
Lisa Gagarina
Engineering Manager
Hrvoje B
Engineering Manager
Qwer Asdf
Engineering Manager - AI, Fundamnetal Equities
Mubai Zhang
Engineering Manager
Biswarup
Quantitative Research Engineering Manager
Andrzej Kochut
Head of Platform Engineering for Global Quantitative Strategies
Naqash Tanzeel
Engineering Manager
Lauren Rubinov
Head of Engineering Recruitment
Anna Mladucky
Executive Assistant, Office of the CTO
Mollie McCarthy
Campus Recruiting Lead - Fixed Income & Macro
Adam Sharkie
Head of Business Development & Recruiting - Commodities
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Citadel LLC's Position in the StackWho Database
- • Citadel LLC is 1 of 21,667 financial services companies tracked in StackWho.
- • 21,586 financial services companies in our database have verified decision-maker emails (100% of the cohort).
- • 11,640 companies in Illinois are in the StackWho database.
- • 671 financial services companies are in the 1001-5000 employee range (same size as Citadel LLC).
Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated August 2026.
Frequently Asked Questions
What technology does Citadel LLC use?
Citadel LLC uses Route 53, Amazon SES, Outlook, Microsoft Office 365, Atlassian Cloud, Google Tag Manager, and 2 more technologies. This data is sourced from StackWho's technology detection engine.
How do I contact the decision makers at Citadel LLC?
StackWho has verified email addresses for 51 decision makers at Citadel LLC. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Citadel LLC directly for sales, recruiting, or partnerships.
What industry is Citadel LLC in?
Citadel LLC operates in the financial services industry, headquartered in Chicago, Illinois, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.
Can I export Citadel LLC's contact data?
Yes. StackWho Pro members can export decision maker contact data for Citadel LLC and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.
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Decision Makers
John Szatmary
Head of Security Something or Other
Ariel Rakovitsky
Chief Technology Officer
Nealey Wallis
Executive Assistant to the Co-CIO & Head of Global Credit
Max Rusnak
Head of Treasury Execution Engineering
Joe Pringle
Software Engineering Manager
Stephen Galazzo
Automation Engineering Manager
Henry Thacker
Head of Electronic Trading Engineering - Fixed Income & Macro
Patrick Yu
Engineering Manager
Joe Hudson
Web Engineering Manager
Robert Harwer
Head of Quantitative Engineering for Global Credit at Citadel
Samuel John
Managing Director, Electronic Trading Engineering
John Fawcett
Head of Equities Engineering at Citadel
Chirag Jamadagni
Director of Research Engineering
Ajay Kaushik
Senior Engineering Manager
Johnathan Tunnicliffe
Head of Engineering for Citadel Energy Marketing
Daniel Harrison
Managing Director, Global Head of Fixed Income and Macro Engineering at Citadel
Brandon Goldberg
Head of Treasury Engineering
Yury Bandarchuk
Software Engineering Manager
Lindsey Poisson
Campus Pipeline Manager, Software Engineering
Deron Roche
Head of Weather Engineering, Commodities
Roy Kwon
Engineering Manager and Tech Lead
Ashish Mishra
Engineering Manager
Rupam Yadav
Head of Electronic Trading Engineering
Alan Dunwoodie
Head of EMEA Asset Management & Enterprise Engineering
Matthew Mizrahi
Managing Director, Electronic Trading Engineering
Andy Fang
Engineering Manager, Central Risk
Mukilan Ashok
Head of Electronic Trading Engineering | Global Credit
Stefan Kutko
Managing Director, Engineering
Stoyan Varlyakov
Head of End User Engineering
Philippe D
Head of Risk Engineering
DG Kim
Software Engineering Manager
Joseph Lenox
Global Head of Site Engineering Workplace
Robert Tan
Senior Software Engineering Manager
Qing Wang
Software Engineering Manager
Priyesh Patil
Software Engineering Manager
Shriya Shinde
Director Security Engineering
Dashiell Koester
Head of CRM Engineering
Bryan Chen
Head of End User Engineering
Pete Garrison
Engineering Manager
Nick Chambers
Software Engineering Manager
Lisa Gagarina
Engineering Manager
Hrvoje B
Engineering Manager
Qwer Asdf
Engineering Manager - AI, Fundamnetal Equities
Mubai Zhang
Engineering Manager
Biswarup
Quantitative Research Engineering Manager
Andrzej Kochut
Head of Platform Engineering for Global Quantitative Strategies
Naqash Tanzeel
Engineering Manager
Lauren Rubinov
Head of Engineering Recruitment
Anna Mladucky
Executive Assistant, Office of the CTO
Mollie McCarthy
Campus Recruiting Lead - Fixed Income & Macro
Adam Sharkie
Head of Business Development & Recruiting - Commodities