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Samuel C. Sullivan

Advisor at Robertson Stephens — Westport, CT

Updated today

Credentials

Series 65

Experience

< 1 year

Location

Westport, CT 06880

Robertson Stephens logo

Robertson Stephens

Multi-team

Total advisors

71

Across 27 offices

Clients per advisor

31 Very Low

Avg AUM per client

$3,177,547 Very High

HNW client ratio

56% Very High

About

Samuel Sullivan is a financial advisor at Robertson Stephens with a Series 65 designation and one year of industry experience. He previously worked at WPP, Cogent World, Wasserman, and Strategic Agency. Robertson Stephens provides investment advisory services to individuals, families, trusts, family and multi-family offices, charitable organizations, and retirement and profit-sharing plans. The firm offers discretionary and non-discretionary portfolio management, investment consulting, and planning services, managing $8.76 billion in assets as of December 31, 2025.

Client services

Based on Robertson Stephens

Financial planning Portfolio management Pension consulting Selection of other advisers Educational seminars or workshops

Expertise

Based on Robertson Stephens

Private / alternative investments

Occupation focus

Based on Robertson Stephens

Founder/Business Owner Retired

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Fee options

Fixed

Financial planning flat fees range from $2,500 to $50,000 per plan; $1,000 to $5,000 per update; quarterly flat fees total $500 to $100,000 per year; fixed fees for investment management negotiated per client

Percentage

Negotiable; typically 0.10% to 2.00% annually based on size and complexity

Project-based

$250 to $500 per hour for financial planning services

Location

See office

Westport, CT

61 Jesup Road

Westport CT 06880

Advisors at this office

4

Most active in

Connecticut

Work history

< 1 year of industry experience

Robertson Stephens

2026 - Present • 1 year

Westport, CT

WPP

2023 - 2026 • 3 years

New York, NY

Cogent World

2022 - 2023 • 1 year

New York, NY

Wasserman

2021 - 2022 • 1 year

New York, NY

Strategic Agency

2016 - 2021 • 5 years

New York, NY

Disclosures

Exclamation point means they have disclosures of this type. Check mark means no disclosures of this type were found.

Business activities & affiliations

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Charles S

Series 66

Westport, CT

Blue Keel Financial Planning

Charles Shipman is a financial advisor at Blue Keel Financial Planning in Westport, CT, with 13 years of industry experience. He holds a Series 66 designation and has been with Blue Keel Financial Planning since 2014. In addition to his advisory work, he is involved in a music royalty business, Lakshmi Puja Music Ltd, which he has operated since 2006. Blue Keel Financial Planning serves individual clients, small businesses, and trusts, offering financial planning, portfolio management, and business consultation. The firm employs a Core + Satellite investment approach, combining low-cost indexed core holdings with actively managed satellite positions tailored to client goals and risk tolerance, and provides educational workshops and business-management services alongside its investment offerings.

Cash flow / budgeting Retirement withdrawal strategies College savings (529s, UTMA, etc.) General estate planning guidance Active portfolio management
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Stephen T

CFA®, Series 65

Ridgefield, CT

Granite Hill Capital Management, LLC

Stephen Tanner is the sole advisor at Granite Hill Capital Management, LLC, where he has worked since 2005. He holds the CFA® designation and a Series 65 license, with 20 years of industry experience. Granite Hill Capital Management provides financial planning, portfolio management, and limited-scope investment consultations primarily to individuals, trusts, and estates. The firm follows an evidence-based investment approach grounded in modern portfolio theory, focusing on strategic asset allocation and tax efficiency, and delivers personalized service through a small client base.

Income planning General retirement planning Tax-loss harvesting
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Brian L

Series 63, Series 65

Norwalk, CT

Euclid Harding, LLC

Brian Lasher is a financial advisor with Euclid Harding, LLC in Norwalk, CT, holding Series 63 and Series 65 credentials and six years of industry experience. His previous roles include positions at CIG Securities and Rueone Investments. He also engages in fixed insurance sales and service as a sole proprietor. Euclid Harding offers comprehensive financial planning and discretionary portfolio management to individuals, trusts, estates, charitable organizations, and businesses. The firm employs a strategic asset-allocation approach across diverse asset classes and provides specialized services such as ERISA 3(21) retirement-plan advisory and business advisory support.

Divorce financial planning Business exit / sale strategy Real estate investing Options & derivatives strategies
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Gabriel N

CFA®

Stamford, CT

Tadpole Investments LLC

Gabriel Nardi is a CFA® charterholder based in Stamford, CT, currently serving as the sole advisor at Tadpole Investments LLC. He has prior experience at Third Avenue Management and BlazeRidge LLC. Outside of his advisory work, he is the founder of a software company developing a web-based application to assist book authors. Tadpole Investments LLC provides discretionary portfolio management and financial planning services to individual and high-net-worth clients. The firm employs cyclical, fundamental, and quantitative analysis with a range of trading strategies, including performance-based fee arrangements for qualified clients.

Options & derivatives strategies
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Lawrence H

Series 65

Redding, CT

HarborAdvisors, LLC

Lawrence Hatheway is a financial advisor at HarborAdvisors, LLC with five years of industry experience. He previously worked at GAM Investments for four years and co-founded Jackson Hole Economics, a nonprofit research forum focused on economics, politics, and policy. Hatheway also serves as an adjunct professor of economics at Fairfield University and the University of Wyoming. HarborAdvisors, LLC provides macroeconomic and market consulting and model-provision services primarily to institutional and non-U.S. clients, using fundamental, technical, and cyclical economic analysis tailored through individually negotiated agreements. The firm focuses on multi-asset portfolio analysis under varying economic and policy scenarios and offers performance-based fee arrangements without holding custody of client assets.

Wealth management Consultant
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Norman K

Series 65

Westport, CT

Norman Kramer Investments, Inc.

Norman Kramer is the principal of Norman Kramer Investments, Inc. in Westport, CT, holding a Series 65 designation with 20 years of industry experience. He has led his own firm since 2001 and previously worked at Gilshire Corp. for over four decades. Norman Kramer Investments, Inc. is an independent registered investment adviser that provides discretionary portfolio management to individuals, pension and profit-sharing plans, trusts, estates, charitable organizations, and corporations. The firm constructs portfolios using a range of securities and trading strategies tailored to client objectives and risk tolerance, focusing on a relatively small client base with concentrated assets under management.

Active portfolio management Options & derivatives strategies
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