Found email addresses for Jack Klingenberg:
Business emails:
j****k@jefferies.com
Personal emails:
k***@hotmail.com,
k***@bc.edu,
k***@yahoo.com,
j***@mpg.de
Found phones for Jack Klingenberg:
+1-870-***-**55,
+1-323-***-**91,
+1-205-***-**80,
+1-623-***-**02
0% completed
A different Jack Klingenberg?
Sign up to search for other Jack Klingenberg's across our 850M+ professionals databaseWork Experience 3 years
Trader at
Jefferies
Jul 2025 - Current
Summer Analyst - Fixed Income S&T at
Jefferies
Jun 2024 - Aug 2024
Undergraduate Researcher at
Max Planck Institute for Intelligent Systems
May 2023 - Dec 2023
Jack Klingenberg started working in 2023, then the employee has changed 1 company and 2 jobs. On average, Jack Klingenberg works for one company for 7 months.
Education
Bachelor of Arts - BA at Boston College
Brentwood School
Frequently Asked Questions
SignalHire found verified email addresses for Jack Klingenberg, both business and personal. Their business email is j****k@jefferies.com, and personal emails include k***@hotmail.com, k***@bc.edu, and k***@yahoo.com.
SignalHire found multiple verified phone numbers for Jack Klingenberg: +1-870-***-**55, +1-323-***-**91, and +1-205-***-**80.
You can reach Jack Klingenberg through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.
Jack Klingenberg has 3 years of professional experience. They have held roles including Summer Analyst - Fixed Income S&T, and Undergraduate Researcher at companies such as Jefferies, and Max Planck Institute for Intelligent Systems. Their education includes Bachelor of Arts - BA from Boston College, and Brentwood School.
Yes. Jack Klingenberg's SignalHire profile was last updated on 6 May 2026, reflecting their current position as Trader at Jefferies in New York City, New York, United States.
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