Johnathan Mathiesen

Johnathan Mathiesen's email & phone

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Senior Counsel at Weiss Asset Management|Waban, Massachusetts, United States

Position:

Senior Counsel at Weiss Asset Management

Location:

Waban, Massachusetts, United States

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Last updated: 2025-11-26
Updated: 2025-11-26

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Work Experience 26 years

Senior Counsel at Weiss Asset Management

Apr 2025 - Current

Senior Counsel and Vice President at MFS Investment Management

Nov 2011 - Apr 2025

Associate at Ropes & Gray LLP

Sep 2007 - Nov 2011

Consultant at ICF SH&E

Jun 2000 - Aug 2004

Johnathan Mathiesen started working in 2000, then the employee has changed 3 companies and 3 jobs. On average, Johnathan Mathiesen works for one company for 5 years 8 months.

Education

JD at Columbia University School of Law

MA at Yale University

BS at Georgetown University

Frequently Asked Questions

What is Johnathan Mathiesen's minimum period of employment in the companies?

Johnathan Mathiesen's minimum period of employment in various companies is 4 years 2 months.

What is Johnathan Mathiesen's average duration of employment for different companies?

On average, Johnathan Mathiesen works for one company for 7 years 3 months

What industries has Johnathan Mathiesen worked in?

Johnathan Mathiesen works in the Financial Services. Previously, Johnathan Mathiesen worked in the Law Practice, and Airlines/Aviation.

What positions has Johnathan Mathiesen held before?

Previously, Johnathan Mathiesen worked as a Senior Counsel and Vice President, and Associate, and Consultant.

How do I contact Johnathan Mathiesen?

Johnathan Mathiesen's phone number is +1-323-***-**44. Sign up to get contact details.

Who is the President/CEO/Director of the Weiss Asset Management?

The President/CEO/Director of the Weiss Asset Management is Tim Reitzenstein

Who are Johnathan Mathiesen's peers at other companies?

Johnathan Mathiesen's peers at other companies are Tyler Andersen and David Markatos and Zachary Mazzarella

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