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THE ZWEIG-COHEN GROUP

Welcome to the Rockefeller Global Family Office

At The Zweig-Cohen Group, our mission is to serve you and your family. We are confidantes, counselors and navigators, dedicated to managing the complexities of family and wealth.

Located in New York City & Cleveland, The Zweig-Cohen Group provides wealth management and advisory services to clients as trusted fiduciary advisors.

Our planning-based approach and open-architecture platform are designed to provide our clients with expert, unbiased counsel and strategies tailored to their families’ evolving needs and goals.

Our standards for our services are the same standards established by the Rockefeller family legacy and the guardians who have so skillfully helped it thrive throughout seven generations and counting. The trends they have weathered, the familial bonds they have bolstered, and the positive impact they have had on society are our benchmark.

We’re inspired that you’re here.

THE ZWEIG-COHEN GROUP

212-549-5143

45 Rockefeller Plaza
Floor 5
New York, NY 10111

Our relationship with each of our clients is deeply personal.  Spending time listening and understanding their ‘Why,’ allows us to better develop their ‘How.’”

-Steven Cohen  

 

MICHAEL ZWEIG

STEVEN COHEN, CEPA

Private Advisor, Senior Vice President
SCohen@rockco.com
212-549-5141

AMANDA SASS

Client Associate, Vice President
ASass@rockco.com
212-549-5142

CHRISTOPHER TIELAND

Client Associate, Vice President
CTieland@rockco.com
212-549-5143

Joseph D. Roberts

Divisional Director

Chloe Duanshi, CFA®

Head of Investment Research & Strategy, Rockefeller Global Family Office
Biography +

Jimmy C. Chang, CFA®

Chief Investment Officer, Rockefeller Global Family Office
Biography +
A leading private wealth practice…
Customized Investment Strategy Design

We diagnose and evaluate your financial situation and design a tailored investment strategy for you, combining long-term goals and near-term opportunities.

Portfolio Management & Optimization

We manage your complete financial ecosystem including tax & estate planning, insurance, retirement entities, and your investments.

Investment, Tax & Legal Advisor Coordination

We work with your Tax Advisor to manage your investments in a tax-efficient manner and coordinate with your Attorneys to help plan your estate, structure business transactions, and manage charitable donations.

Risk Management

We align your portfolio with your tolerance for risk and monitor your allocation for unexpected behavior in multiple market conditions.

Cash Management, Optimization, & Access

We handle all cash activity and cash equivalents including loans, banking products, and mortgages.

Ongoing Monitoring & Performance Analytics

We provide you with a high level of transparency through advanced analytics and regular meetings with our team.

merged with holistic advisory and family office services.
The Rockefeller difference is our combination of holistic and specialized services, designed to complement customized wealth planning and advisory.

• Financial Accounting & Bookkeeping

• Trust & Estate Planning

• Family Legacy & Governance Advisory

• Bill payment

• Philanthropic advisory

• Human Resources Services

• Cash flow and liquidity planning

• Bill payment

• Next Gen Financial Education

• Aggregated Reporting

Rockefeller Capital Management provides strategic advice to ultra-high-net worth families, family offices, individuals and corporations. Families that own businesses or are interested in purchasing a business can come to Rockefeller Capital Management for thoughtful, tailored advice on whether to sell a business, sell a portion of a business, purchase a business or grow an existing business.
Rockefeller Capital Management also works with corporations seeking customized, innovative solutions and independent advice on strategic transactions. Our focus is to deliver exceptional results for our clients through flawless execution and to help clients achieve their strategic goals.

Rockefeller Capital Management provides securities activities and services through Rockefeller Financial LLC, its registered broker-dealer, member FINRA, SIPC.

• Differentiated, independent advice for entrepreneurs and business owners

• Execution across private and public companies owned or operated by our clients

• Mergers, acquisitions, divestitures, capital raises

• Real estate advisory

• Sports franchise advisory

Rockefeller Asset Management serves individuals, families and institutional investors whose focus on alpha generation requires an experiences partner with a demonstrable investment history. With more than 30 years of experience in global investing, we offer Equity and Fixed Income strategies whose performance over multiple market cycles is driven by a disciplined process and our collaborative culture.

Equity Strategies

  • We offer global, U.S., and non-U.S., thematic dedicated environmental, social and governance (“ESG”) equity strategies for institutions and individuals. A core differentiator of Rockefeller’s approach is our well established practice of constructively engaging shareholders in a way that drives long-term value creation across portfolios and improves ESG standards globally.

Fixed Income Strategies

  • We offer a range of tax-exempt and taxable fixed income strategies, serving high-net worth and family office clients. Our fixed income investment process employs an analysis of macro-economic conditions complemented by fundamental credit research set within a sophisticated risk management and portfolio construction framework.

Through a series of curated and vetted partners, we bring our clients and their families solution for lifestyle needs from everyday to the extraordinary.

Philanthropic Advisory
• Philanthropy experts provide a functional foundation to help you build and manage your charitable program.

Private Aviation
• A unique private aviation platform designed exclusively for Rockefeller Capital Management Clients.

Concierge Healthcare
• Proactive health and wellness support, travel/emergency contingency 24/7 and complete management of any health concern.

Personal Security
• A total security solution tailored to each client and location, assessing their needs and goals.

Emergency Travel Services
• The world’s leading organization providing medical, security, evacuation, travel risk and crisis management services.

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MICHAEL ZWEIG

MICHAEL ZWEIG

Michael Zweig, an industry veteran, trusted advisor, and valued colleague passed away on May 1, 2023. Michael joined Rockefeller in November 2019 along with his partner, Steve Cohen, and team members Amanda Sass and Christopher Tieland. Michael held previous roles with Morgan Stanley, J.P. Morgan, and Merrill Lynch, and his work as a top financial advisor was recognized by Barron’s and Crain’s Business Journal. We mourn his loss but are deeply grateful for his life and his lasting influence on our team.  

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STEVEN COHEN, CEPA

STEVEN COHEN, CEPA

Private Advisor, Senior Vice President

 

Steven is a Private Advisor, Senior Vice President at Rockefeller Capital Management, joining the firm in November 2019. His responsibilities include business development, managing existing client relationships and investment strategy. He specializes in advising executives, entrepreneurs, and affluent families on how to navigate liquidity events by implementing strategies to help clients preserve and grow substantial wealth.

Steven has more than 20 years of investment experience, including most recently as a wealth advisor and portfolio manager at Morgan Stanley. Prior to Morgan Stanley, he was a portfolio manager focused on technology, media, and telecommunication sectors at a number of successful global hedge funds.

He is a licensed securities, mortgage and insurance broker, and holds a B.S. from the University of Pennsylvania, where he was a member of the Men’s Division 1 Soccer Team.

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AMANDA SASS

AMANDA SASS

Client Associate, Vice President

 

Amanda is a Client Associate and Vice President at Rockefeller Capital Management, joining the firm in November 2019 with over 8 years of industry experience.

Amanda focuses on maintaining The Zweig group’s business strategies with a concentration on financial planning, reporting, marketing and client service. In her previous role with Morgan Stanley she was designated as a Financial Planning Specialist. As someone who interfaces with clients on a daily basis, she is dedicated to providing an enjoyable service experience for existing and prospective clients.

 She graduated with a degree in finance from Miami University.

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CHRISTOPHER TIELAND

CHRISTOPHER TIELAND

Client Associate, Vice President

 

Christopher (Chris) Tieland is a Vice President and Analyst at Rockefeller Capital Management, joining the firm in November 2019.

Chris graduated from The Ohio State University in 1996 and has been in the financial services industry for over 20 years. Chris’ responsibilities for The Zweig Group include investment analysis, trading, sourcing and distribution investment research and leading client service initiatives. He also holds the FINRA Series 7, 66, 9 & 10 licenses.

He and his wife Kelly are actively involved in their community where they served as foster parents before retiring after their last adoption.

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CHLOE DUANSHI, CFA®

CHLOE DUANSHI, CFA®

Head of Investment Research & Strategy, Rockefeller Global Family Office 

 

Chloe Duanshi is a Managing Director and the Head of Investment Research & Strategy for the Rockefeller Global Family Office. She is a member of the firm’s Management Committee.

As the Head of Investment Research & Strategy, Chloe is responsible for developing broad capital market outlook across asset classes as well as designing strategic and tactical asset allocation guidance for the Rockefeller Global Family Office. Chloe is also focused on working with clients to construct bespoke, institutional-caliber portfolios with traditional and alternative investment solutions, utilizing proprietary portfolio construction techniques that seek to identify and capture a diversified collection of unique, fundamental return drivers.

Before joining Rockefeller, Chloe was a cross-asset strategist at Morgan Stanley, where she specialized in asset allocation and portfolio construction for ultra-high net worth individuals, single family offices, endowments, and foundations. Prior to that, Chloe spent a number of years at BNP Paribas in equities and commodities derivatives.

Chloe received her B.S. degree, magna cum laude, from the Sibley School of Mechanical & Aerospace Engineering at Cornell University and M.A. degree in Mathematics from Columbia University. Chloe is a CFA® charterholder.

 

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JOSEPH ROBERTS

JOSEPH ROBERTS

 

Divisional Director

 

Joseph Roberts is a Managing Director and Divisional Director for the new North Atlantic Division of the Rockefeller Global Family Office. He is a member of the firm’s Management Committee.

Prior to joining Rockefeller Capital, Joe worked for Zeke Capital, a National Multi-Family Office, and Abbot Downing, Wells Fargo’s Family Office. Joe started his career at PricewaterhouseCoopers in the Private Financial Services Consulting Group. Joe has spent his career advising families of unique wealth on their financial needs, including fiduciary administration, tax, wealth transfer, and risk mitigation. Joe is a member of the State Bars of Pennsylvania and New Jersey as well as the Tax Section of the American Bar Association.

Joe earned a J.D. and Masters in Taxation from Villanova University and B.A. from the University of South Florida.

 

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JIMMY C. CHANG, CFA®

JIMMY C. CHANG, CFA®

Chief Investment Officer, Rockefeller Global Family Office

 

Jimmy C. Chang, CFA®, is the Chief Investment Officer of the Rockefeller Global Family Office. He is a member of the firm’s Management Committee and is a Chartered Financial Analyst®.

Jimmy has spent more than 18 years with Rockefeller. Prior to becoming the Chief Investment Officer in 2020, Jimmy was the Chief Investment Strategist and a Senior Portfolio Manager at Rockefeller Asset Management, where he co-managed several equity strategies and had oversight of the Fixed Income group.

Before joining Rockefeller in 2004, Jimmy was a Senior Vice President, Chief Technology Strategist, and Senior Technology Analyst at the U.S. Trust Company of New York, where he led technology equity research and co-managed a technology fund. He previously served as a Senior Marketing Representative and an Advisory Systems Engineer at International Business Machines Corporation (IBM) from 1985 to 1994, where he was responsible for client relationship management, business volume, and profit attainments at major international financial services and banking accounts.

Jimmy earned an M.B.A. in Finance/International Business from New York University and a B.S. (summa cum laude) in Electrical Engineering from The Cooper Union.

He is a member of the Tau Beta Pi National Engineering Honor Society. He serves on the Investment Committee of the Foundation for Contemporary Arts.

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