Associate
Current
Jun 2024 - Present
AeroLeads people directory · profile
John Koerner Email & Phone Number
Associate - Citadel LLC
at
Citadel
LinkedIn matched
✓ Verified May 2026
3 data sources
Profile completeness 86%
Current company
Role
Associate - Citadel LLC
Location
New York, New York, United States
Company size
Who is John Koerner? Overview
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Quick answer
John Koerner is listed as Associate - Citadel LLC at Citadel, a company with 3117 employees, based in New York, New York, United States. AeroLeads shows a matched LinkedIn profile for John Koerner.
John Koerner previously worked as Associate at Citadel and Senior Energy Analyst at Ascend Analytics. John Koerner holds Master Of Science - Ms, Applied Mathematics from Columbia University.
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Email format at Citadel
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Citadel
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Profile bio
About John Koerner
John Koerner is a Associate - Citadel LLC at Citadel.
Current workplace
John Koerner's current company
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Citadel
9 roles
John Koerner work experience
A career timeline built from the work history available for this profile.
Senior Energy Analyst
Became the lead analyst for the SmartBidder team in April 2023. Switched to a part-time basis to pursue an M.S. at Columbia University in September 2023.
Apr 2023 - Apr 2024
Energy Analyst
Helped build, sell, and implement Ascend’s SmartBidder bid optimization software, trading energy for customers’ storage and renewable assets. Suggested and added new trading techniques to energy portfolios.Met regularly with 20 clients‒including private equity funds, asset management companies, utilities, and energy developers‒to help design trading.
Jul 2022 - Mar 2023
Energy Analyst
Interned through summer 2021. Worked on Battery Val Team, where I produced valuations for clients, developed part of our valuation process in Python, and supported on other projects.
May 2021 - Aug 2021
External Consultant
Worked with spectrum auction data. Managed spreadsheets and presented data with R and Excel.
Jul 2020 - Oct 2020
Undergraduate Student Researcher
Continued research on an options pricing model with memory.
May 2020 - Jul 2020
Economics Tutor
Apr 2019 - May 2020
Mathematics Tutor
Apr 2019 - May 2020
Undergraduate Student Researcher
Participated in two research projects, one full time and one part time. One project investigated the game theory and combinatorics behind a board game. The other compared an options pricing model with memory to the Black Scholes model.
May 2019 - Aug 2019
Team & coworkers
Colleagues at Citadel
Other employees you can reach at citadel.com. View company contacts for 3117 employees →
MA
Mary Ann Mcguinness
Colleague at Citadel
Greater Chicago Area, United States
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EM
Ellie Miller
Colleague at Citadel
Chicago, Illinois, United States, United States
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ON
Oui Non
Colleague at Citadel
Liège, Walloon Region, Belgium, Belgium
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WH
Will Hamilton
Colleague at Citadel
Larchmont, New York, United States, United States
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MM
Mazen M.
Colleague at Citadel
Greater Chicago Area, United States
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LG
Lei Guan
Colleague at Citadel
Hong Kong, Hong Kong SAR, Hong Kong
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GL
George Lewis
Colleague at Citadel
Greater London, England, United Kingdom, United Kingdom
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AR
Alexis Rosa
Colleague at Citadel
Chicago, Illinois, United States, United States
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EQ
Erik Quijano
Colleague at Citadel
San Francisco, California, United States, United States
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IS
Ishaan Salhotra
Colleague at Citadel
Short Hills, New Jersey, United States, United States
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Mary Ann Mcguinness
Colleague at Citadel
Greater Chicago Area, United States
View →
EM
Ellie Miller
Colleague at Citadel
Chicago, Illinois, United States, United States
View →
ON
Oui Non
Colleague at Citadel
Liège, Walloon Region, Belgium, Belgium
View →
WH
Will Hamilton
Colleague at Citadel
Larchmont, New York, United States, United States
View →
MM
Mazen M.
Colleague at Citadel
Greater Chicago Area, United States
View →
LG
Lei Guan
Colleague at Citadel
Hong Kong, Hong Kong SAR, Hong Kong
View →
GL
George Lewis
Colleague at Citadel
Greater London, England, United Kingdom, United Kingdom
View →
AR
Alexis Rosa
Colleague at Citadel
Chicago, Illinois, United States, United States
View →
EQ
Erik Quijano
Colleague at Citadel
San Francisco, California, United States, United States
View →
IS
Ishaan Salhotra
Colleague at Citadel
Short Hills, New Jersey, United States, United States
View →
3 education records
John Koerner education
Master Of Science - Ms, Applied Mathematics
Bachelor Of Science - Bs, Applied Mathematics
Bachelor Of Arts - Ba, Magna Cum Laude, Mathematical Economics
FAQ
Frequently asked questions about John Koerner
Quick answers generated from the profile data available on this page.
What company does John Koerner work for?
John Koerner works for Citadel.
What is John Koerner's role at Citadel?
John Koerner is listed as Associate - Citadel LLC at Citadel.
Where is John Koerner based?
John Koerner is based in New York, New York, United States while working with Citadel.
What companies has John Koerner worked for?
John Koerner has worked for Citadel, Ascend Analytics, Alpina Capital, Llc, and Colorado College.
Who are John Koerner's colleagues at Citadel?
John Koerner's colleagues at Citadel include Mary Ann Mcguinness, Ellie Miller, Oui Non, Will Hamilton, and Mazen M..
How can I contact John Koerner?
You can use AeroLeads to view verified contact signals for John Koerner at Citadel, including work email, phone, and LinkedIn data when available.
What schools did John Koerner attend?
John Koerner holds Master Of Science - Ms, Applied Mathematics from Columbia University.
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