Top concentrated stock management financial advisors in Walnut Creek, CA

The right financial advisor for you depends on how you weigh location, expertise, experience, the clients they typically serve, and how they work with you.

If you hold a large portion of your wealth in a single company's stock, you face unique risks like sudden price drops or company-specific events. Without careful planning, you might miss opportunities to reduce risk or trigger unexpected tax bills.

  • Tax impact awareness. Understand how selling concentrated stock can create significant capital gains taxes and how timing sales might help manage your tax burden.
  • Diversification strategies. Look for advisors who discuss ways to gradually reduce your stock concentration while balancing your overall investment goals.
  • Estate and property tax planning. In Walnut Creek, CA, high income taxes and Proposition 13's property tax limits can affect your long-term wealth transfer; ask how they incorporate these factors.
  • Risk management techniques. Confirm how they address company-specific risks, such as hedging or using options, to protect your portfolio.

Here are top matches to get you started. Review each profile to compare experience, credentials, and approach.

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Nathan S

Series 65

Walnut Creek, CA

Pacific Excel Wealth Advisors, Inc.

Nathan Sadowski is a financial advisor at Pacific Excel Wealth Advisors, Inc. in Walnut Creek, CA, holding a Series 65 designation with 11 years of industry experience. He previously worked at J.W. Cole Advisors, Inc. for six years and has been associated with Pacific Excel Wealth Advisors since 2013. Nathan is also the owner of Pacific Excel Insurance Services, Inc., an investment-related business offering various insurance products. Pacific Excel Wealth Advisors provides discretionary asset management, financial planning, and retirement-plan advisory services to individuals, small businesses, trusts, estates, pooled vehicles, and charitable organizations. The firm combines fundamental and technical analysis with diversified investment vehicles and offers tailored service tiers that include advanced planning and portfolio management.

Retirement income strategy Social Security optimization Roth conversion strategy Tax-loss harvesting Equity compensation tax strategy Founder/Business Owner Executive Values-based investing SRI/ESG (Socially Responsible Investing/Environmental, Social and Corporate Governance)
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Gary G

CFP®, Series 63

Walnut Creek, CA

OneAscent Financial Services LLC

Gary Gardner is a CFP® with 49 years of experience in the financial industry. He is currently with OneAscent Financial Services LLC and has previously worked at Life & Wealth Advisors, Inc. and Chauner Securities, Inc. Gardner has also operated his own firm, Gary Gardner & Company, since 1975. OneAscent Financial Services LLC is a multi-team registered investment adviser serving individuals, retirement plans, trusts, and institutions through multiple advisory teams. The firm offers discretionary and non-discretionary asset management, financial planning, Unified Managed Account solutions, consulting, and back-office support for other RIAs.

Wealth management Tax-loss harvesting Private / alternative investments Options & derivatives strategies Real estate investing Executive
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Timothy O

CFP®, Series 63

Walnut Creek, CA

ACCLARO Wealth Management

Timothy Oshima is a CFP® with 13 years of experience in financial advising. He is the principal advisor at Acclaro Wealth Management, LLC, where he has worked since 2015, and he is also a co-owner of Simplera Benefits & Insurance Solutions. Outside of advising, he provides input on user interface and other aspects for a financial software development project. Acclaro Wealth Management offers investment management and financial planning to individuals, qualified retirement plans, trusts, and small businesses. The firm uses a disciplined approach that includes written Investment Policy Statements, ongoing monitoring, and a combination of fundamental, technical, and cyclical analysis, with implementation methods that may involve model portfolios, independent money managers, and wrap-fee arrangements.

Options & derivatives strategies Tax strategies for small businesses Wealth management
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William L

Series 66

Walnut Creek, CA

Casilio Leitch Investments

William Leitch is a financial advisor at Casilio Leitch Investments with 21 years of industry experience. He holds a Series 66 designation and has been with Casilio Leitch Investments since 2014. The firm provides discretionary investment management and integrated financial planning to individuals, trusts, and estates. Casilio Leitch Investments focuses on portfolio construction using a combination of top-down global economic analysis and bottom-up security evaluation, guided by Modern Portfolio Theory, primarily serving larger household portfolios.

Wealth management
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William H

CFP®, Series 66

Walnut Creek, CA

LPL Financial

William Harvey is a CFP® with 20 years of industry experience, currently affiliated with LPL Financial in Walnut Creek, CA. His prior roles include positions at Lincoln Financial Advisors, Charles Schwab, Wells Fargo Investments, and Morgan Stanley DW Inc. Harvey operates Harmonic Wealth Management alongside his work with LPL Financial. LPL Financial is a national broker-dealer and SEC-registered investment adviser serving individuals, retirement plan participants, banks, trust companies, and institutions. The firm provides a range of financial planning and investment management services utilizing various model portfolios and third-party subadvisors, supported by advanced operational tools.

Wealth management Retirement income strategy College savings (529s, UTMA, etc.) Tax-loss harvesting Annuities Retired Founder/Business Owner Executive
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Ethan S

CFP®, Series 65

Auburn Hills, MI

Plante Moran financial advisors

Ethan Siekkinen is a CFP® and holds a Series 65 license, currently serving as a financial advisor with Plante Moran Financial Advisors. He has one year of industry experience and has previously worked at J Wilson Wealth Management and operated Rizzo Lawn Care. Plante Moran Financial Advisors, LLC provides investment advisory, financial planning, and estate planning services to a diverse client base including individual households, institutional clients, and sovereign wealth funds. The firm employs a multi-disciplinary investment process and offers both discretionary and non-discretionary portfolio management, manager search, and tax-lot accounting services.

Active portfolio management Options & derivatives strategies Private / alternative investments Concentrated stock management Retirement plans for business owners (SEP, solo 401k) Founder/Business Owner Executive
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Stephen H

Series 65

Plano, TX

Fisher Investments

Stephen Harris is a financial advisor at Fisher Investments with a Series 65 designation and one year of industry experience. Prior to joining Fisher Investments in 2023, he worked for Fiba Basketball and East Stroudsburg University. Fisher Investments serves institutional and private clients worldwide, offering discretionary portfolio management across equity, fixed-income, and blended mandates. The firm utilizes a centralized investment process combining quantitative and qualitative research to construct diversified portfolios and provides sub-advisory and retirement plan services.

Tax-loss harvesting Active portfolio management ESG / Sustainable investing Options & derivatives strategies Concentrated stock management Founder/Business Owner Executive
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Jace H

CFP®, Series 63, Series 66

Rockwall, TX

Rockwall Wealth Management

Jace Hart is a CFP® with nine years of industry experience and currently serves as a financial advisor at Rockwall Wealth Management. His prior experience includes roles at Leo Wealth, LPL Financial, and Fidelity Brokerage Services. Rockwall Wealth Management provides portfolio management, financial planning, and consulting services to individuals, trusts, plans, charitable organizations, and businesses. The firm emphasizes diversified, low-cost ETF model portfolios with a focus on tax efficiency, liquidity, and systematic macro tilts, offering both traditional and advanced investment strategies tailored to client objectives.

Active portfolio management Options & derivatives strategies Private / alternative investments Retirement plans for business owners (SEP, solo 401k) Retirement income strategy
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Barbara B

Series 66

Conshohocken, PA

RBC Capital Markets

Barbara Brewer is a financial advisor at RBC Capital Markets with 20 years of industry experience. She holds a Series 66 designation and has been with RBC Capital Markets Corporation since 2008. RBC Wealth Management, a division of RBC Capital Markets, serves individual investors, institutional clients, pension and profit-sharing plans, corporations, and charitable organizations. The firm offers various advisory programs with discretionary and non-discretionary portfolio management, financial planning, custody, and brokerage services, tailoring strategies to clients’ Advisory Risk Profiles through a mix of in-house and third-party providers.

Tax-loss harvesting ESG / Sustainable investing Private / alternative investments Concentrated stock management Wealth management Executive Founder/Business Owner Retired Financial Professional Approaching retirement HENRY (High Earners, Not Rich Yet)
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Chad C

Series 65

Maumee, OH

Glass City Capital Management, LLC

Chad Clay is the sole advisor at Glass City Capital Management, LLC in Maumee, OH, holding a Series 65 credential with seven years of industry experience. Before founding his firm in 2018, he worked as an investor and previously served for eleven years with the City of Springfield, Illinois Fire Department. His background includes experience as a firefighter and EMT. Glass City Capital Management is an independent, fee-only firm providing discretionary investment management focused on long-term capital appreciation for individuals and various entities. The firm emphasizes a concentrated, actively managed equity strategy built around a core “best ideas” approach, typically holding five to forty individual securities with a preference for large-cap companies.

Active portfolio management Concentrated stock management
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