Haselkorn & Thibaut is currently investigating recent investor complaints and regulatory developments involving Frank DiMartini (CRD# 4512897), a financial advisor based in Newport Beach, California, with Altitude Capital Group. Our team of experienced securities attorneys is evaluating the specifics of ongoing legal proceedings and registration records to help investors understand the facts and address potential concerns. If you have concerns about investments made with Frank DiMartini or Altitude Capital Group, you may be eligible for a free, confidential consultation with our team of investment fraud lawyers at 1-888-994-8066. No recovery, no fee.
Who Is Frank DiMartini of Altitude Capital Group?
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Frank DiMartini is a registered broker currently affiliated with Altitude Capital Group in Newport Beach, CA. According to records, he has accumulated approximately 18 years of experience within the securities industry, working with several broker-dealers prior to his current registration. His professional background includes:
- Registration as a broker with Altitude Capital Group (since 2025, Newport Beach, CA)
- Previous tenures at Alexander Capital, Global Emerging Capital Group, National Securities Corporation, First Merger Capital, Gunnallen Financial, and Salomon Grey Financial Corporation
- Licensure in multiple states, including NY
- Successful completion of key securities exams: SIE, Series 7, and Series 63, highlighting expertise in general securities
Public Complaints and Allegations: The Record So Far
While public regulatory records indicate a generally clean background for Frank DiMartini, recent developments have come to light:
| Type | Details |
|---|---|
| Civil Lawsuit |
Date Filed: September 2025 Jurisdiction: Supreme Court of the State of New York Claims: Alleged misrepresentation of Regulation D private placement, two “PPE deals,” and a loan transaction Damages Sought: In excess of $1.5 million Status: Pending DiMartini Response: “I categorically deny all allegations made in the referenced lawsuit and intend to vigorously defend myself against these claims. I am confident that the facts will demonstrate that the allegations are without merit.” |
This civil suit alleges a “fraudulent scheme” involving repeated material misrepresentations to a client—reportedly a longtime friend—regarding the safety and return potential of multiple investment transactions. The complaint accuses DiMartini of misleading the plaintiff into believing these investments were virtually risk-free and guaranteed to generate profit.
It is important to note that the lawsuit remains pending and no regulatory authority has yet determined guilt or wrongdoing.
Current BrokerCheck and Regulatory Disclosures
The latest FINRA BrokerCheck report for Frank DiMartini (CRD 4512897) shows:
- No customer-initiated arbitration claims
- No finalized civil litigation disclosures or regulatory actions
- No criminal matters, SEC, or state orders
- No pending government or regulatory investigations
Additionally, no press coverage or public disclosures have emerged from Altitude Capital Group regarding disciplinary action involving DiMartini.
However, it’s vital for investors to recognize that BrokerCheck disclosures can lag behind actual events. Newly filed lawsuits or recently reported complaints may not appear on public databases right away.
Red Flags and Key Considerations for Investors Working with Frank DiMartini
Based on the information currently available, investors should be aware of several important points:
- Civil Litigation: A pending lawsuit involving allegations of investment misrepresentation and fraud is currently in the New York court system.
- Regulation D Investments and Private Placements: The suit involves investments that can be complex, illiquid, and high-risk—emphasizing the need for full, accurate disclosures from the advisor.
- Lag in Regulatory Reporting: Confirm all current disclosures with direct research, since public databases can take time to reflect new litigation or arbitration matters.
- Pattern of Alleged Deception: The lawsuit details a pattern of behavior over several transactions, not a single disputed deal. This could be viewed as significant if allegations are substantiated.
- DiMartini’s Rebuttal: The advisor firmly denies all allegations and plans to defend against the claims.
Why Early Action Matters
If you have invested with Frank DiMartini or Altitude Capital Group—particularly in private placements, Regulation D offerings, or alternative investments—and have experienced unexpected losses, lack of transparency, or dissatisfaction with disclosures, you may have options for recourse. It’s crucial to seek counsel from experienced securities fraud attorneys who focus on investor recovery.
Haselkorn & Thibaut is actively gathering information from investors who have worked with DiMartini or Altitude Capital Group. We encourage anyone with concerns or questions about their investments to get in touch for a free, confidential case evaluation at 1-888-994-8066.
There are never any fees unless we recover for you. With over 50 years of experience, a 98% success rate, and millions recovered nationwide, Haselkorn & Thibaut stands ready to help investors protect their rights.
What To Do If You Suspect Investment Misconduct
- Gather Documentation: Collect all your transaction records, account statements, and communications regarding disputed investments
- Monitor Disclosures: Follow updates in FINRA BrokerCheck and court dockets for any new or resolved allegations
- Contact an Experienced Law Firm: Don’t wait for your complaint to be resolved by the firm or advisor—get a free, independent opinion from a law firm focused on investment fraud and financial advisor misconduct
Contact Haselkorn & Thibaut Today
If you believe you were misled or have suffered losses related to investments with Frank DiMartini, call Haselkorn & Thibaut at 1-888-994-8066 or visit investmentfraudlawyers.com to schedule your free, no-obligation consultation today. There is no cost to you unless we recover your losses.
Every investor’s situation is unique. Early action can be critical to maximizing recovery. Let our experience help you protect your financial future.

