David Joseph Mammina
Investment Adviser Representative at Ganim Private Wealth
Professional summary
Compiled by AdvisorFinder from public regulatory records. This advisor has not provided a personal biography.
David Joseph Mammina is an investment adviser representative in Shelton, CT, currently registered with Kestra Advisory Services, LLC and Ganim Private Wealth. They have worked in the securities industry since 2009 and have been registered with 5 firms, including NFP Advisor Services, LLC and Charles Schwab & Co., Inc. They have passed 3 industry qualification exams, including the Series 66 (combined investment adviser and state securities agent) and Series 7 (general securities representative). They are registered to provide investment advice in Connecticut, New York, and Texas.
Office
Advisors at this office: 5
Branch office as filed with FINRA, counting current advisors in the directory who work there.
Registrations & licenses
- Investment adviser:
- Connecticut, New York, Texas
- Broker:
34 states and territories
Alabama, Arizona, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Idaho, Illinois, Indiana, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Nebraska, Nevada, New Jersey, New York, North Carolina, Ohio, Pennsylvania, Rhode Island, South Carolina, Tennessee, Texas, Utah, Virginia, Washington, West Virginia, Wisconsin
Registration requirements vary by state and service. Contact the advisor's firm to confirm whether they can serve you.
Financial-firm registration history
Registration history as reported to FINRA, most recent first.
Reported employment history
Employment the advisor reported on their SEC/FINRA filings, as of October 8, 2026. It may not be a complete history.
- Coastline Wealth ManagementMar 2015 – no end date reportedPort Jefferson, NY
- Kestra Financial Services, IncApr 2016 – Apr 2021Austin, TX
- GFS Wealth Management Advisors IncApr 2021 – no end date reportedShelton, CT
- Kestra Advisory Services, LLCApr 2016 – no end date reportedPort Jefferson, NY
- Kestra Investment Services, LLCApr 2015 – no end date reportedPort Jefferson, NY
Official records & sources
Data as of August 10, 2026 · Source: SEC IAPD & FINRA BrokerCheck
About Ganim Private Wealth
These details describe the firm overall. Individual advisors' services, clients, and fees may differ.
Fee arrangements the firm reports
- Percentage of assets under management
- Hourly
- Fixed fee
- Estimated blended rate
- 0.015
Arrangements the firm reports on its Form ADV; this advisor may not charge every fee listed. Estimated from the firm's Form ADV — individual terms may differ. Not a quote.
Services the firm offers
Client types the firm serves
Firm assets under management
$100M–$500M
- Firm disclosures (Form ADV)
- No disciplinary history reportedVerify on SEC IAPD
- Advisors listed on AdvisorFinder:
- 5
- Offices listed on AdvisorFinder:
- 1
- Main office:
- Shelton, CT
- SEC file number:
- 801-120943
Counts reflect AdvisorFinder directory coverage, not necessarily the firm's complete network.
Form ADV data as of April 15, 2026
View full firm profileOther advisors at Ganim Private Wealth
4 other advisors in the directory
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Other advisors whose filed branch office is in the same city.
This profile was compiled and published by AdvisorFinder as editorial content using publicly available information from the SEC's IAPD database and FINRA BrokerCheck. David Joseph Mammina has not reviewed, approved, or endorsed this profile and is not responsible for its accuracy. Regulatory records change over time — always verify the current record directly on BrokerCheck or SEC.gov before making any decision. AdvisorFinder may be compensated for referrals generated through this page.
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