Kathryn von Matthiessen

Location: New York, USA,
Expertise: Tax, Non-contentious Trusts, Estate Planning,

Shortlisted

Magic Circle Awards - 2026

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IFC Awards - 2026

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Future Leaders Awards - 2025

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Brand & Marketing Awards - 2026

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Powerwomen Inernational Awards - 2025

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Powerwomen USA Awards - 2025

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Latest Article

International Women’s Day

International Women’s Day is a focal point in the women’s rights movement.

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Latest Review

Peer review:
Kathryn is an outstanding client service provider and terrific collaborator.
Richard Dauman - Andersen
23 Mar 2022

Profile

Kathryn von Matthiessen offers sophisticated yet practical counsel on income and transfer tax optimization. She provides estate and business succession planning for domestic and international private clients, and has extensive experience in cross-border issues.

Kathryn von Matthiessen offers sophisticated yet practical advice on income and transfer tax optimisation for domestic and international private clients. Her expansive expertise in cross-border matters — from pre-residency and outbound planning to structuring global succession strategies — makes her a trusted figure in international tax and trust law. Kathryn’s ability to navigate complex international frameworks with clarity and precision places her among the leading practitioners in the field.

Contact

50 Rockefeller Plaza
New York, NY 10020-1605

Reviews

Peer review:
Kathryn is an outstanding client service provider and terrific collaborator.
Richard Dauman - Andersen
23 Mar 2022
Private Client review:
I have been a client of Kathryn Von Matthiessen for over 30 years. She is an excellent attorney, very smart, diligent and capable, I highly recommend her.
Matthew H Maschler - Signature Real Estate Finder, LLC
11 Jan 2022
Peer review:
Kathryn flat out knows her stuff. Nevertheless she is patient and respectful of all others in a meeting who are not as knowledgeable.
Gabe Wolosky - Prager Metis CPAs llc
04 Jan 2022
Private Client review:
This woman is an outstanding professional in every way. A brilliant and caring attorney, totally dedicated to clients and the law.
Dan I Rather - News and Guts
04 Jan 2022
Co-worker review:
Spectacular brain power and legal as well as practical knowledge. Always a superstar.
Jennifer L. Rubenstein - Marlene Meyerson JCC Manhattan
04 Jan 2022
Peer review:
Exceptional in every way. So very knowledgeable, capable, efficient and abundantly kind.
Paul Blundell - Northern Trust
15 Jan 2020
Peer review:
I've worked with Kathryn on a couple of matters now. She is responsive and very good at her job. Her responses are considered and accurate. I don't hesitate to refer matters to her which are of appropriate value.
Gillian Kennedy-Smith - Mills & Reeve LLP
04 Dec 2019
Peer review:
Kathryn is an extremely knowledgeable and reliable client counsel, I have had the pleasure to work with her several times on different matters, some very complex, and she has always excelled.
francesca boschini - DB Wealth Americas
23 Apr 2019
Peer review:
I have known Kathryn professionally for over 20 years. She is my former partner with whom I have worked closely for the better part of 11 years and continue to work with on new client matters. As such, I am closely familiar with Kathryn's professional abilities and know her to be a highly respected, accomplished and knowledgeable attorney in the field of international tax and estate planning. Kathryn is a trusted adviser, a consummate professional and a valuable resource in this complex field.
Shelly Meerovitch - AB
20 Sep 2018
Peer review:
Kathryn has helped my clients through many delicate situations. She is the utmost professional and knows her field of expertise very well. I would definitely recommend her highly.
Joanie Stringer - Northern Trust
18 Sep 2018

Case Studies

Advises clients leaving the United States on outbound planning

Kathryn’s international private client experience is particularly broad. For clients coming to the United States she provides pre-residency planning. For foreign families with US members, she uses a number of tools to facilitate tax-efficient wealth transfers to US family members while minimizing US gift and estate tax liability for foreign settlors. Kathryn also advises clients leaving the United States on outbound planning matters. For international clients everywhere, she helps to structure global succession plans and assists them in selecting appropriate jurisdictions.

Articles

International Women’s Day

International Women’s Day is a focal point in the women’s rights movement.

Read more
Citywealth Powerwomen Awards 2024 – USA winners announced

The Citywealth Powerwomen Awards USA 2024 took place last night in New York City, at the Deutsche Bank Centre in the heart of Manhattan.

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Leaders List interview: 60 seconds with Kathryn von Matthiessen

This week’s 60-second piece is dedicated to Kathryn von Matthiessen, Partner at Katten Muchin Rosenman.

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Citywealth Summer Review – The Year So Far

A roundup of all the features published on Citywealthmag.com from April to June 2022 – from features around estate planning and the US art market, in-depth interviews to some of the winners of the Magic Circle Awards 2022 and Brand Management and Reputation Awards 2022 and much more.

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The protagonists of the Magic Circle Awards 2022

Citywealth put under the spotlight the outstanding individuals who won a GOLD Award at the Magic Circle Awards 2022, learning more about their career journey and what it takes to be successful in what you do.

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Awards

2020 Powerwomen Awards
GOLD - Woman of the Year - North America
2019 Powerwomen Awards
SILVER - Woman of the Year - North America
2025 Powerwomen Awards
SILVER - Inspirational Woman of the Year
2022 Powerwomen Awards
GOLD - Woman of the Year – North America
2021 Powerwomen Awards
SILVER - Woman of the Year – North America
2022 Magic Circle Awards
GOLD - Woman of the Year
2024 Powerwomen Awards
Gold - Woman of the Year USA

Commendations

International Powerwomen Top 100 2019
IFC Powerwomen Top 200 2018