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Gian Costeniero

22 Years of Experience
Irvine, CA

Gian Costeniero is a registered investment advisor at Warren Street Wealth Advisors, LLC, based in Irvine, CA, with 22 years of industry experience. Gian operates on a fee-only basis, meaning they do not earn commissions from product sales. Their practice areas include Financial Planning & Coaching, Investment Management, Retirement Planning. Their firm serves 400 clients with $460M in assets under management.

Compensation
Fee-Only (% of Portfolio)Fixed/Hourly
Firm Size
7 advisors
Number of Clients
400 clients
Average Client Portfolio
$1.1M average
Assets Under Management
$457.8M

Fee Structure

Minimum Investment:None
Planning is included in investment management (also available separately)

Warren Street Wealth Advisors' fee for managing your investments is a percentage of the assets they manage. The exact percentage is negotiable. The maximum fee is 2% per year. Warren Street may also charge a one-time setup fee of up to 1% of the initial investment or $1,000, whichever is less.

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Location

200 Spectrum Center Drive, Suite 300, Irvine, CA, 92618

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History

Regulatory History
Clean regulatory record

No disclosures, customer disputes, or regulatory actions on file.

Disclosures include customer complaints, regulatory actions, and other events that advisors must report to the SEC. A clean record means none have been reported.

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Other Business Activities

Gian is a drummer for the band Pacific Fallout since 2010, dedicating a few hours per week. He also owns Photography Services, a photography service and sales company, since 2011, also dedicating a few hours per week.

Employment History
Current Registrations
Warren Street Wealth Advisors, LLC
February 2026 - Present · 3 mos
Previous Registrations
Warren Street Wealth Advisors, LLC
March 2025 - December 2025 · 9 mos
Goldman Sachs & CO. LLCBroker
January 2021 - January 2025 · 4 yrs
The Ayco Company, L.P.
February 2004 - January 2025 · 20 yrs 11 mos
Mercer Allied Company, L.P.Broker
October 2003 - January 2021 · 17 yrs 3 mos
State Registrations1 state
CA
Advisor

You can work with an advisor not registered in your state. Most advisors can legally serve a small number of clients across state lines without registering.

Exams
No exam information available for this advisor.
Gian Costeniero - Financial Advisor | TrueAdvisor