Joseph J. Mamounas

• ICC emergency arbitration as to international M&A transaction: For the seller of a multijurisdictional food-delivery platform, secured emergency injunctive relief preventing the purchaser from terminating the acquisition; the deal, valued at approximately $165 million, subsequently closed.
• ICC arbitration on behalf of Latin American technology enterprise: Successfully prosecuted claims for specific performance and declaratory relief against a publicly traded German company.
• Multijurisdictional mining dispute, including ICDR arbitration: Prosecuted post-deal claims by multibillion-dollar Russian manufacturer involving mining rights valued at more than $100 million in ICDR arbitration and related arbitrability and other court proceedings, resolving all client goals by settlement before the final merits hearing concluded.°
• ICC arbitration on behalf of multibillion-dollar Spanish multinational: Represented a global Spanish conglomerate in an ICC arbitration pursuing claims, including for breach of representations and warranties and fraud, for more than $15 million; after a five-day liability hearing, the client's losses were fully resolved.°
• AAA representations and warranties insurance arbitration: Acted on behalf of a global insurance provider in a dispute arising out of a representations and warranties policy and underlying breaches, in defense of alleged damages estimated at $10 million.°
• ICC arbitration and related court action on behalf of U.S. aviation services company: Represented a U.S. aviation services company as to multimillion-dollar “post-M&A” claims against its former president and CEO.°
• Streamlined JAMS private equity arbitration: Acted on behalf of a leading private equity firm, recovered nearly 50 percent of a portfolio company's purchase price for breached representations and warranties concerning the loss of a customer, plus legal fees after a four-day final hearing.°
• ICC arbitration and related court case against senior manager: Represented a U.S. aviation services company in arbitration and related court case as to claims arising from the termination of a senior manager.°
• JAMS aviation dispute and related litigation: Pursued breach of contract claims for a U.S. aviation services company, recovering much of the client's damages.°
• ICDR hospitality arbitration: Brought claims for a Caribbean entity against a diversified multinational arising from the construction of an internationally acclaimed resort, resulting in an award satisfying the full amount of the client's claims after a three-day final hearing.°
• ICDR arbitration: Acted on behalf of a prominent Dominican banking executive and negotiated a full resolution before final hearing.°
• ICC electronics arbitration: Prosecuted claims by an Ecuadorian electronics distributor against a Korean electronics manufacturer for breach of distribution agreement.°

• Internal investigation for prestigious private U.S. university: Led an internal investigation into potentially criminal allegations and related multimillion-dollar civil demands, which settled privately and pre-suit for less than 5 percent of the plaintiff's demand.°
• Internal FCPA Investigation for Swiss global freight forwarder: Represented a global freight forwarder in on-the-ground internal interviews and document review relating to potential violations of the FCPA and other compliance issues.°
• Investment funds in Rothstein Ponzi scheme: Successfully defended three investment funds against investors in Scott Rothstein's Ponzi scheme as to aiding and abetting, civil conspiracy and other claims, seeking to recover more than $43 million.°
• Recovery of seized funds for Venezuelan financial services client: Secured the return of more than $20 million for a Venezuelan financial services client in asset forfeiture cases litigated in the Districts of Puerto Rico and Massachusetts.°
• Civil RICO and securities fraud claims against business investor: Defended the seller of a Florida-based start-up business against post-M&A claims of civil RICO, securities fraud and common law fraud, valued in excess of $15 million.°
• Asset forfeiture cases for Korean distributor: Recovered substantial seized assets from Florida authorities on behalf of a Korean enterprise with distribution operations in Miami and the Caribbean, securing the full return of the assets.°
• Pharmaceuticals sales asset recovery: Represented a distributor of generic pharmaceuticals in proceedings seeking the return of millions of dollars subject to forfeiture for healthcare kickbacks.°
• Real estate securities litigation: Represented an international real estate developer against multimillion-dollar securities fraud and other claims brought in Florida state court by an investor.°
• Return of forfeited assets for Trinidadian financial services client: Represented a Trinidadian financial services company in seeking the return of a multimillion-dollar asset in federal ancillary forfeiture proceedings.°
• High-value fraud defense: Defended a multinational against fraudulent misrepresentation and securities fraud claims brought by a former senior manager in connection with an executive profit-sharing plan.°

• Failed accounting software implementation dispute: Represented a multibillion-dollar financial services firm in a lawsuit against a global software provider. Minutes before opening statements to the jury, the case was resolved for more than seven times the defendant's highest previous offer.°
• Hundreds of millions of dollars sought from Brazilian bank: Defended a major Brazilian bank against infrastructure claims for more than $800 million, including the successful defense of an appeal of dismissal on forum non conveniens grounds.°
• Wireless email technology litigation: Defended a patent holder against claims brought by alleged former partners for a share in more than $600 million in settlements and royalties.°
• Theft of trade secrets lawsuit: Represented a former executive and industry innovator in a lawsuit valued at more than $300 million for the theft of his plan to create a new business line, ultimately resulting in a settlement to the client's advantage.°
• Construction defect and consumer fraud class action: Represented a leading national homebuilder in resolving a class action that ultimately saved the client nearly $150 million in anticipated damages and attorneys' fees.°
• High-value products liability and consumer fraud claims: For one of the largest manufacturers of ink, pursuing claims against international and domestic defendants for consumer fraud, misrepresentations and products liability valued at approximately $20 million.°
• International post-deal dispute: Defended a Spanish global telecommunications and infrastructure company against post-M&A claims arising from alleged breaches of representations, warranties and covenants, valued at nearly $10 million.°
• Multijurisdictional fiduciary duty and conspiracy litigation: For the U.S. subsidiary of a global Spanish conglomerate, pursued claims for breach of fiduciary duty, civil conspiracy, and aiding and abetting; after a seven-day trial, the jury returned a verdict of full liability.°
• Asset recovery against Venezuelan telecommunications provider: For a publicly traded Spanish conglomerate, brought claims against a Venezuelan company for more than $5 million, resulting in a favorable resolution despite likely collection difficulties.°
• M&A Hospitality Dispute: Represented multinational Spanish hospitality enterprise in claims for breaches of representations and warranties in connection with the purchase of a New York City hotel.°
• Defense of product defect and fraud claims: Defended one of the largest manufacturers of ink in an action brought by a former customer valued at more than $2 million, plus punitive damages, ultimately obtaining a dismissal with prejudice.°
• Discovery proceedings in aid of foreign litigation: Obtained § 1782 relief and related discovery for an Argentina-based beneficiary of an El Salvador-based individual, in aid of anticipated trust and related litigation in Panamanian courts.°

°The above representations were handled by Mr. Mamounas prior to joining Greenberg Traurig, P.A.

• Listed, Best Lawyers in America guide, International Arbitration - Commercial, 2021-2024
• Listed, Benchmark Litigation, "Litigation Star," 2022-2023
• Listed, The Legal 500 Latin America Guide, "Latin America: International – City Focus: Miami," 2022
• Listed, Latin Lawyer, "Latin Lawyer 250 - Practice Recognition: Arbitration," 2022-2024
• Team Member, Global M&A Network’sAmericas M&A Atlas Awards, “Latam Deal of the Year” for Quinto Andar acquires Navent Group, 2023
• Listed, Florida Super Lawyers Magazine, 2018-Present
• Listed, Daily Business Review, "Professional Excellence Rising Star Award," 2016
• Listed, Florida Super Lawyers Magazine, "Rising Star," 2012-2017

• Immediate Past Co-Chair, American Bar Association (ABA) Section of International Law, International Mediation Committee
• Advisory Board Member, Posse Foundation – Miami
• Alumni Board Member, University of Miami Law Review
• Brazilian-American Chamber of Commerce
• Dade County Bar Association, Young Lawyers Section
• Federal Bar Association
• Miami International Arbitration Society
• The Florida Bar, Business Law Section and International Law Section
• The Florida Bar, International Litigation and Arbitration Conference, Steering Committee