Tortoise Investment Management, LLC logo

Tortoise Investment Management, LLC

Updated today

Client AUM

$2,066,206,239

Clients

504

Advisors

15

of 21 employees

About

Tortoise provides discretionary investment management primarily to high‑net‑worth individuals and trusts, with a substantial portion of its clientele made up of professionals in demanding careers. In addition to portfolio management, the firm offers ongoing financial advice on non‑investment matters—such as college and retirement planning, mortgage financing, insurance, charitable giving and estate planning—when clients request those services.

The firm’s investment philosophy emphasizes risk management, a conservative long‑term orientation, and tax efficiency, relying on asset allocation, diversification and periodic rebalancing as primary portfolio drivers. Implementation is largely via ETFs and index‑like mutual funds, and for certain clients Tortoise employs direct indexing through a sub‑adviser as well as tax‑loss harvesting, interval funds and options strategies for hedging or income where appropriate.

Tortoise is a fee‑only fiduciary that treats cash as an asset class included in assets under management and recently changed its fee calculation process to a third‑party performance reporting system that uses trade‑date valuations, which can create minor timing differences with custodian reports. The firm also leaves proxy voting to clients (proxys are sent directly) and will not exercise discretionary authority to purchase cryptocurrencies without explicit client authorization, practices that distinguish its governance and digital‑asset approach from many peers.

Client services

Financial planning Portfolio management

Expertise

Tax-loss harvesting Passive / index investing Options & derivatives strategies Concentrated stock management

Occupation focus

Executive

Demographic focus

HENRY (High Earners, Not Rich Yet)

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Fee options

Percentage

$0 - $1,000,000: 1.25% $1,000,000 - $5,000,000: 1.00% $5,000,000 - $10,000,000: 0.75% $10,000,000+: 0.50%

Other

Minimum fee: Minimum quarterly fee of $2,500 for new clients, which may be waived or reduced at discretion Fee-only: Firm is fee-only; no commissions, 12b-1 fees, or referral fees accepted

Main office

2 Westchester Park Drive, Suite 215

White Plains NY 10604

Advisors at this office

15

Most active in

California · Connecticut · District of Columbia · Florida · Illinois · Maryland · Massachusetts · New Hampshire · New Jersey · New York · Pennsylvania · Texas · Virginia · Washington

Also doing business as

Ian Yankwitt · Tortoise Investment Management, LLC · Yankwitt, Ian Jeffrey

Disclosures

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

Business activities & affiliations

Advisors at this firm

user avatar

Justin S

White Plains, NY

Tortoise Investment Management, LLC

Justin Singer is a financial advisor at Tortoise Investment Management, LLC with 15 years of experience. He has been with Tortoise since 2011. Tortoise provides discretionary investment management primarily to high-net-worth individuals and trusts, focusing on risk management, a conservative long-term approach, and tax efficiency. The firm offers comprehensive financial advice beyond investments, including college and retirement planning, mortgage financing, insurance, charitable giving, and estate planning.

Tax-loss harvesting Passive / index investing Options & derivatives strategies Concentrated stock management Executive HENRY (High Earners, Not Rich Yet)
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Stephen F

Series 65

White Plains, NY

Tortoise Investment Management, LLC

Stephen Fitch is a financial advisor at Tortoise Investment Management, LLC with three years of industry experience. He holds a Series 65 designation and has previously worked at Carleton College and Nikola Tesla STEM High School. Tortoise Investment Management provides discretionary investment management primarily to high-net-worth individuals and trusts, with a focus on risk management, tax efficiency, and a conservative long-term investment approach. The firm also offers financial planning and advice on non-investment matters such as college and retirement planning, estate planning, and charitable giving.

Tax-loss harvesting Passive / index investing Options & derivatives strategies Concentrated stock management Executive HENRY (High Earners, Not Rich Yet)
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Christopher R

Series 65

White Plains, NY

Tortoise Investment Management, LLC

Christopher Rossetti is a financial advisor at Tortoise Investment Management, LLC with two years of industry experience. He holds a Series 65 designation and has worked at Tortoise since 2022, with prior experience at Sector Financial and roles at Tufts University and St. Joseph High School. Tortoise Investment Management provides discretionary investment management primarily to high-net-worth individuals and trusts, emphasizing risk management, tax efficiency, and a conservative long-term approach. The firm also offers financial planning and advice on non-investment matters, utilizing index funds, ETFs, and selective alternative investments consistent with client objectives.

Tax-loss harvesting Passive / index investing Options & derivatives strategies Concentrated stock management Executive HENRY (High Earners, Not Rich Yet)
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Brendan B

White Plains, NY

Tortoise Investment Management, LLC

Brendan Blaney is a financial advisor at Tortoise Investment Management, LLC with 15 years at the firm and four years of industry experience. He is based in New York, NY. Tortoise Investment Management provides discretionary investment management primarily to high-net-worth individuals and trusts, focusing on risk management, tax efficiency, and a conservative long-term investment approach. The firm also offers financial planning and advice on non-investment matters such as retirement and estate planning when requested by clients.

Tax-loss harvesting Passive / index investing Options & derivatives strategies Concentrated stock management Executive HENRY (High Earners, Not Rich Yet)
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Tessa S

White Plains, NY

Tortoise Investment Management, LLC

Tessa Shore is a financial advisor at Tortoise Investment Management, LLC with six years of industry experience. She has been with Tortoise since 2015, working continuously in various roles within the firm. Tortoise Investment Management provides discretionary investment management primarily to high-net-worth individuals and trusts, with a focus on clients in demanding professional careers. The firm emphasizes risk management, a conservative long-term approach, and tax efficiency, utilizing index funds, ETFs, and disciplined portfolio rebalancing as key components of its strategy.

Tax-loss harvesting Passive / index investing Options & derivatives strategies Concentrated stock management Executive HENRY (High Earners, Not Rich Yet)
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Claire B

White Plains, NY

Tortoise Investment Management, LLC

Claire Brennan is a financial advisor at Tortoise Investment Management, LLC, based in White Plains, NY, with 10 years at the firm and 5 years of industry experience. She holds relevant credentials and focuses on serving high-net-worth individuals and trusts. Tortoise provides discretionary investment management primarily to professionals in demanding careers, emphasizing risk management, tax efficiency, and a conservative long-term investment approach. The firm offers comprehensive financial advice beyond portfolio management, including college and retirement planning, mortgage financing, insurance, charitable giving, and estate planning.

Tax-loss harvesting Passive / index investing Options & derivatives strategies Concentrated stock management Executive HENRY (High Earners, Not Rich Yet)
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Joseph R

Series 65

White Plains, NY

Tortoise Investment Management, LLC

Joseph Rossetti is a financial advisor at Tortoise Investment Management, LLC with three years of industry experience. He holds a Series 65 designation and has worked at firms including Updike, Kelly & Spellacy and Janney Montgomery Scott LLC. Prior to his advisory career, he held roles at Williams College and Phillips Exeter Academy. Tortoise Investment Management provides discretionary investment management primarily to high-net-worth individuals and trusts, focusing on risk management, tax efficiency, and a conservative long-term approach. The firm also offers financial planning and advice on non-investment matters such as college and retirement planning and estate planning when requested by clients.

Tax-loss harvesting Passive / index investing Options & derivatives strategies Concentrated stock management Executive HENRY (High Earners, Not Rich Yet)
user avatar

Andrea T

White Plains, NY

Tortoise Investment Management, LLC

Andrea Turley is a financial advisor with Tortoise Investment Management, LLC, holding four years of industry experience. She has been with Tortoise since 2013. Tortoise Investment Management provides discretionary investment management primarily to high-net-worth individuals and trusts, focusing on risk management, a conservative long-term approach, and tax efficiency. The firm also offers financial planning and advice on non-investment matters such as college and retirement planning, estate planning, and charitable giving.

Tax-loss harvesting Passive / index investing Options & derivatives strategies Concentrated stock management Executive HENRY (High Earners, Not Rich Yet)
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Claudia C

Series 65

White Plains, NY

Tortoise Investment Management, LLC

Claudia Cantin is a financial advisor at Tortoise Investment Management, LLC with two years of industry experience. She holds a Series 65 designation and has worked at Tortoise since 2022. Prior to her advisory role, she held positions at Williams College, Cantin Chevrolet, Y-Landing Marina, and Holderness School. Tortoise Investment Management provides discretionary investment management primarily to high-net-worth individuals and trusts, with an emphasis on risk management, tax efficiency, and a conservative long-term approach. The firm also offers financial planning and advice on non-investment matters such as college and retirement planning, estate planning, and charitable giving.

Tax-loss harvesting Passive / index investing Options & derivatives strategies Concentrated stock management Executive HENRY (High Earners, Not Rich Yet)
user avatar

Andrew B

Series 65

White Plains, NY

Tortoise Investment Management, LLC

Andrew Barber is a financial advisor at Tortoise Investment Management, LLC with five years of industry experience. He holds a Series 65 designation and has worked at Ellington Management Group and Tufts University prior to joining Tortoise in 2020. Tortoise Investment Management provides discretionary investment management primarily to high-net-worth individuals and trusts, focusing on risk management, tax efficiency, and long-term investment strategies. The firm also offers financial advice on non-investment matters upon client request and implements portfolios mainly through ETFs, index mutual funds, and specialized tax strategies.

Tax-loss harvesting Passive / index investing Options & derivatives strategies Concentrated stock management Executive HENRY (High Earners, Not Rich Yet)
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Michael D

CFA®

White Plains, NY

Tortoise Investment Management, LLC

Michael Della Medaglia is a CFA® charterholder affiliated with Tortoise Investment Management, LLC, where he has worked since 2016. He has 10 years of experience in the industry. Tortoise Investment Management provides discretionary investment management primarily to high-net-worth individuals and trusts, with additional financial planning services available upon request. The firm emphasizes risk management, a conservative long-term approach, and tax efficiency, implementing strategies largely through ETFs, index-like mutual funds, and, for some clients, direct indexing and options strategies.

Tax-loss harvesting Passive / index investing Options & derivatives strategies Concentrated stock management Executive HENRY (High Earners, Not Rich Yet)
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Vicki C

CFA®, Series 63

White Plains, NY

Tortoise Investment Management, LLC

Vicki Crisalli is a CFA® charterholder with 14 years of industry experience, currently serving as a financial advisor at Tortoise Investment Management, LLC since 2019. Her prior experience includes roles at Wells Fargo and JP Morgan Chase. Tortoise Investment Management provides discretionary investment management primarily to high-net-worth individuals and trusts, emphasizing risk management, a conservative long-term approach, and tax efficiency. The firm also offers financial planning and advice on various non-investment matters upon client request.

Tax-loss harvesting Passive / index investing Options & derivatives strategies Concentrated stock management Executive HENRY (High Earners, Not Rich Yet)
user avatar

Patricia A

CFP®

White Plains, NY

Tortoise Investment Management, LLC

Patricia Acipreste is a CFP® with eight years of experience at Tortoise Investment Management, LLC and five years in the financial industry. She has been with Tortoise Investment Management in White Plains, NY since 2018. Tortoise Investment Management provides discretionary investment management primarily to high-net-worth individuals and trusts, focusing on risk management, tax efficiency, and a conservative long-term investment approach. The firm also offers financial advice on areas such as college and retirement planning, mortgage financing, insurance, charitable giving, and estate planning upon client request.

Tax-loss harvesting Passive / index investing Options & derivatives strategies Concentrated stock management Executive HENRY (High Earners, Not Rich Yet)
user avatar

Jacob L

CFP®, Series 65

White Plains, NY

Tortoise Investment Management, LLC

Jacob Lambert is a CFP® with five years of industry experience, currently serving as a financial advisor at Tortoise Investment Management, LLC. His work history includes roles at Tortoise Investment Management and the University of Connecticut School of Business. Tortoise Investment Management provides discretionary investment management primarily to high-net-worth individuals and trusts, focusing on risk management, tax efficiency, and a conservative long-term investment approach. The firm also offers comprehensive financial advice on matters such as college and retirement planning, mortgage financing, insurance, charitable giving, and estate planning.

Tax-loss harvesting Passive / index investing Options & derivatives strategies Concentrated stock management Executive HENRY (High Earners, Not Rich Yet)
user avatar

Brian C

Series 65

White Plains, NY

Tortoise Investment Management, LLC

Brian Crane is a financial advisor at Tortoise Investment Management, LLC with three years of industry experience. He holds a Series 65 designation and has worked at Tortoise since 2022. His prior roles include positions at Spring Street Market and Williams College. Tortoise Investment Management provides discretionary investment management primarily to high-net-worth individuals and trusts, focusing on risk management, tax efficiency, and a conservative long-term approach. The firm also offers financial planning and advice on various non-investment matters upon client request.

Tax-loss harvesting Passive / index investing Options & derivatives strategies Concentrated stock management Executive HENRY (High Earners, Not Rich Yet)
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