Who we are

Navesink International is the premier expert witness firm for financial markets. We help the most prominent law firms win complex cases by providing expert witnesses with the highest quality and the strongest technical knowledge.

Our team of experts provides the necessary and relevant services including analysis of the facts of the case, discovery review and suggestions, review of the arguments’ technical strengths & weaknesses, expert witness reports and depositions as well as expert witness testimonies.

What we do

We cover a wide range of topics through our in-house experts and our financial markets network of C-level industry professionals. Our depth of expertise, our experience and our resources allow us to handle the largest and most technical cases for the duration.

Our experts

Navesink International’s uniquely qualified experts are all industry veterans who can cover the most complex topics and cases in the securities industry. All our experts are selected based on peer recommendations and vetted before representing Navesink International.
We take pride in representing the highest quality expert witnesses with the strongest
technical knowledge and we do not employ consultants or junior expert witnesses.

1940 Act compliance (Form ADV)***administration***alternative asset management***capital introduction***capital raising***Chief Compliance Officer***client onboarding***compliance***compliance and legal officer***fund administration***fund management***General Counsel***governance***hedge funds***investment agreements***offering documents***operating agreements***operations risk***policies***private equity***Private Placement Memorandums (PPMs)***private placements***procedures***Reg D***regulations***regulatory landscape***regulatory requirements***risk management***Russian securities***venture capital***

Fund administration***General Counsel***Investment fund operations***Regulatory compliance***Venture Capital***

David Goldstein, Esq.

David Goldstein, Esq., is an authority on investment fund operations and administration best practices and related regulation, with decades of legal and compliance experience. He was general counsel for top tier administrators in the mutual fund, hedge fund, and venture capital industries and led the global legal team responsible for fund administration at SS&C Technologies. He was CEO for Citigroup’s pension servicing business and president of Monarch Funds, a money market mutual fund family.

algorithmic trading***anti-money laundering (AML)***asset management***best execution***block trading***capital markets***company buybacks***compliance***Customer Protection***Direct Market Access (DMA)***distressed securities***due diligence***Electronic trade execution***financial regulations***financial reporting requirements***FINRA Series 24 Principal***hedge funds***institutional trading***Know-Your-Customer (KYC)***market making***market structure***order management systems***OTC trading***portfolio management***private placements***quiet period***Reg 144A***Reg D***Reg FD***Reg S***reg T***regulatory landscape***reporting requirements***risk management***Rule 15c3***safe harbor***short sales***SPAC***stocks***systematic trading environment***trader***trading***

Algorithmic trading***Equities***OTC securities***Prime brokerage***

Kerry R. Langston

Kerry Langston is a distinguished financial market professional with extensive expertise in OTC securities trading and handling, backed by over 25 years of industry experience. As Managing Director at Celadon Financial Group, he excels in best execution, compliance, and due diligence. Langston's proficiency spans market-making, risk management, and client relations, including capital introduction and capital raising. With a strong record of building relationships and optimizing client outcomes, he is a respected figure in institutional trading and broker/dealer services.

algorithmic trading***architecture***automated trading strategies***blockchain***business***C++***commercial banking***commercial software***crypto***cryptocurrencies***cybersecurity***derivative execution***exchanges***financial***financial expertise***GARCH process***global exchanges***hedge funds***high frequency trading (HFT)***investment***latency reduction***liquidity venues***market making***market microstructure***NASDAQ Europe***regulatory***sovereignty***technology***trader***trading***

Blockchain & cryptocurrencies***Exchanges & liquidity venues***Hedge funds***Market microstructure***Technology governance***Trading technology***

Spencer Greene

Spencer Greene is a distinguished financial authority with 30+ years in commercial software, possesses a deep grasp of trading, exchanges, and market microstructure. An early advocate of cryptocurrencies, he navigates intricate intersections of technology, business, and regulations. Greene's leadership includes spearheading NASDAQ Europe's development and advising top global exchanges. His expertise spans system architecture, low-latency solutions, distributed systems, and blockchain technology, cementing his legacy as an influential force in modern financial markets.

asset allocation***bankruptcy***catalysts***client presentations***convertible bonds***corporate and capital structures***corporate debt***corporate documents***corporate meetings***credit-related trades***deep value***distressed assets***distressed/reorganizations***equities***event-driven arbitrage***Financial modeling***FINRA Series 24 Principal***fundamental investing***global investment***hedging***hostile transactions***idea sourcing***industry consultations***industry dynamics***liquidity management***merger arbitrage***options***order execution***portfolio construction***pre-deal situations***risk management***risk/reward assessment***spinoffs***strategic reviews***trade structuring***turnarounds***valuations***volatility trading***

Credit / Fundamental Analysis***Distressed securities***Hedge funds***Merger arbitrage***Securites Valuation***Trading***

William Kavaler

Mr. Kavaler is a leading distressed and event-driven investor, portfolio manager and analyst. He is responsible for sourcing, researching and modelling a broad range of investments across multiple asset classes. Actively participating in distressed restructurings, refinancings and activist campaigns, he combines a deep fundamental value with catalyst-driven investing.

1934 Act compliance***1940 Act compliance (Form ADV)***ABS***acquisition financings***asset-backed securities***commodity derivatives***consulting agreements***corporate governance***Corporate trust agreements***credit default derivatives***credit default swap (CDS)***currency derivatives***derivatives***dissolution agreements***distributor agreements***employment agreements***equity derivatives***franchise agreements***indentures***intercreditor agreements***interest rate derivatives***interest rate swaps***joint venture agreements***lease financing***letter of credit transactions***limited recourse financings***litigation supervision***loan documents***M&A agreements***mortgage-backed securities (MBS)***partnership agreements***preferred stock terms***private placements***project financing***proxies***proxy statements***public offerings (debt and equity)***purchase and license agreements***Reg 144A***Reg D***Reg FD***Reg S***registration rights agreements***Regulation S offerings***repurchase (repo) agreements***reverse repurchase (reverse repo) agreements***Rule 144A offerings***Section 16 compliance***secured loans***securities fraud***securitizations***shareholder agreements***shareholder proposals***software development agreements***stock option plans***structured finance transactions***structured products***subordination agreements***syndicated and single-lender asset-based loans***synthetic loans***technology agreements***vendor agreements***workouts***

Corporate***Derivatives***Finance***Securities***Securities fraud***Structured finance***

Craig Wolson, Esq.

Craig Wolson, Esq., a specialist in securities offerings, securities fraud, derivatives, structured finance/securitization, and secured lending, has extensive experience with various financial instruments such as ABS, CLOs, MBS, CDOs, CDS, interest rate swaps, CLNs, and repurchase agreements. Throughout his career, he has held senior positions at prominent law firms such as Shearman and Sterling, Mayer, Brown & Platt, and Cadwalader, Wickersham & Taft. He has also served as an expert witness and consultant for leading litigation firms, including Berger Montague, Chapman and Cutler, and Robbins Geller.

alternative strategies***arbitrage***asset management***benchmarking***Black-Scholes***Broker dealer founder***business development***clearers***commodities***commodities trading***delta***derivatives***execution***financial markets***FINRA Series 24 Principal***futures & options***gamma***Greeks***hedge funds***hedging***high frequency trading (HFT)***high volume trading***indexing***investment research***liquidity management***listed derivatives***market capital***options***options clearing***portfolio construction***portfolio management***position liquidations***proprietary trading***put-call parity***risk management***structured products***trader***trading***volatility***

Commodities***Derivatives***Equities***Options***Risk management***Trading***

Alan Harry

Alan Harry is a distinguished authority in commodities, options, and financial markets. With an illustrious career spanning over 30 years, Mr. Harry's exceptional proficiency extends across commodities, options, trading, and portfolio management. He has successfully founded and led multiple trading operations, driving substantial market capital growth. Notable in manipulation investigations, portfolio management, and dispute resolution, the former CEO at Harry Capital, is now the Managing Partner at AH Franklin LLC. Rutgers University B.E. graduate, Slade Scholarship recipient.

basis***benchmark manipulation***Black-Scholes***collateral***Commodities Trading Advisor (CTA)***complex securities***convertible bonds***credit default swap (CDS)***crosscurrency swaps***cum/cum***cum/ex***delta***derivatives***due diligence***equities***equity derivatives***equity finance***equity swaps***Equity-Linked Swap (ELS)***exchange-traded derivatives***exchange-traded funds (ETFs)***exchange-traded notes (ETNs)***exotics***forwards***fund-of-funds***fundamentals***futures***gamma***Greeks***hedge funds***hedging***hiring & firing***indexing***indices***interest rate curves***inventory optimization***investigations***leverage***listed derivatives***options***over-the-counter (OTC) derivatives***portfolio construction***post-mortems***proprietary trading***put-call parity***quantitative investments***relative value***repo***risk premias***risks***selection***separately managed accounts (SMA)***spot***stock lending & borrowing (SLB)***stocks***strategy review***structured products***structuring***swaps***synthetic equity***tax trading***total return swap (TRS)***trading loss***VIX***volatility***warrants***yield enhancement***

Derivatives***Hedge funds***Options***Portfolio management***Trading***

Gontran de Quillacq

Gontran de Quillacq boasts a distinguished 25+ year career, excelling in trading, portfolio management, and investment research. Renowned for his expertise in equity derivatives, options, and structured products, he has held pivotal roles at premier banks in London and NYC. With a robust academic foundation from institutions like HEC Paris, UC Berkeley, and École Normale Supérieure de Lyon, de Quillacq is an exceptional communicator, who elucidates complex financial concepts with clarity and authority.

Black-Scholes***cash flow analysis***CDS indices***Chief Credit Officer***co-chaired derivatives task force***commercial banking***commodity supply and trading***corporate banking***Corporate Credit Officer***cost of carry***credit default swap (CDS)***credit origination officer***credit risk***cross-hedging***currency swaps***delegated highest credit approval authority***derivative hedging***derivative trading***derivative valuation***derivatives***derivatives valuation***energy & chemicals risk management***energy corporate finance***energy derivatives***energy finance***energy structured finance***European corporate banking***exchange-traded derivatives***financial products origination***financial products origination and macroeconomist***firm valuation***forwards***futures***futures & options***futures trading strategies***Global credit liaison***hedging***interest rate swaps***interest rates***international finance***ISDAs and CSAs***large corporate banking***leveraged finance***listed derivatives***macroeconomy***margining***merchant power generation and trading***middle market corporate banking***natural gas***oil and gas***options***options trading strategies***over-the-counter (OTC) derivatives***put-call parity***reserve based lending***risk management***risk-weighted asset (RWA) arbitrage***speculating***structured products***swaps***treasury bond futures***utilized credit derivatives***

Credit default swaps (CDS)***Credit risk management***Derivatives***Energy finance***Energy trading***Restructuring***

William Procasky, CFA, Ph.D.

Dr. William J. Procasky, CFA, PhD, is a distinguished authority in commodities, credit, and derivatives. With a remarkable career spanning over 25 years, Dr. Procasky's expertise encompasses financial derivatives, credit default swaps, commodity trading, energy finance, and corporate banking. His exceptional contributions include serving as Chief Credit Officer for a leading natural gas derivatives trader, driving innovative risk management strategies and collaborating with industry borrowers. Dr. Procasky's profound grasp of futures, options, swaps, and credit derivatives is complemented by his role as an esteemed academic, sharing his insights through teaching and published research.

2008 mortgage crisis***advisory services***AML discovery team***anti-money laundering (AML)***artificial intelligence (AI) for AML/BSA compliance***audit plan reviewer***Bank Secrecy Act (BSA)***banking-as-a-service***Binance***BitLicense application***blockchain***blockchain governance***compliance and legal officer***Consumer Financial Protection Bureau (CFPB)***correspondent banking***crypto***cryptocurrencies***cryptocurrency compliance***embassy banking***Federal Reserve Board (FRB)***financial crimes compliance***FinTech***fraud***fraud detection & prevention***General Data Protection Regulation (GDPR)***Know-Your-Customer (KYC)***matters requiring attention (MRAs)***money service businesses (MSBs)***Money Transmission Laws (MTLs)***money transmitter license application (MMLA)***Mphasis***Nationwide Multistate Licensing System (NMLS)***Office of the Comptroller of the Currency (OCC)***Payment Services Directive II (PSDII)***politically exposed persons (PEPs)***remuneration guidelines***risk-based BSA/AML programs***sanctions***Suspicious Activity Reports (SARs)***training and audits***web3***

AML/fraud***Blockchain & cryptocurrencies***Chief Compliance Officer (CCO)***Fintech***Payments***Retail banking***

Christina Rea, Esq.

Christina Rea, Esq., founder of RayCor Consulting, holds over 10 years' experience as a senior compliance manager and Chief Compliance Officer/BSA Officer. Specializing in Fintechs, cryptocurrencies, and Money Service Businesses, she offers expert witness testimony in financial cases, covering AML, fraud, and cryptocurrency. Providing fractional CCO services, advisory, training, and audits, Rea collaborates with major global cryptocurrency and payments companies, helping them obtain licenses and navigate compliance-banking partnerships. A seasoned speaker, she also serves as a content advisor for regulatory and fintech partners.

asset liability Management (ALM)***automated market making (AMM)***banking***bitcoin mining***blockchain***broker dealer***central counterparty clearing***centralized finance***Chief Risk Officer (CRO)***counterparty risk***credit risk***crypto***cryptocurrencies***Decentralized Finance (DeFi)***deposit pricing***digital assets***enterprise risk management (ERM)***financial management***FinTech***futures commission merchant***governance***Industrial Loan Company (ILC)***liquidity risk***market risk***mortgage origination***mortgage pipeline***Office of the Comptroller of the Currency (OCC)***operational risk***perpetual swaps***recovery resolution planning***regulatory compliance***regulatory requirements***regulatory rules***risk capital***risk management***risk management of margin lending***Risk manager***risk mitigation***strategic acquisitions***swap dealer***trader***trading***trading risk limits***

Asset liability management***Blockchain & cryptocurrencies***Broker dealer & swap dealer***Governance***Risk management***

Rodney Sunada-Wong

Rodney Sunada-Wong is a highly experienced risk manager with a proven track record in digital assets, banking, and trading. His expertise centers on optimizing risk-taking, achieving profitability goals, and ensuring regulatory compliance. Notable achievements include transforming governance at a troubled digital asset startup, reducing peak regulatory risk capital requirements for a major broker dealer, and pioneering a new asset & liability framework and originating new products for wealth management enabling increase in Return on Assets by over 1%

algorithmic trading***alternative asset management***asset controls***asset verification***atomic swap***automated market making (AMM)***bitcoin (BTC)***blockchain governance***bridge risk***Byzantine Generals’ Problem***cipher***coin mixer***cold storage***cold wallet***compliance***composability risk***conflicts of interest***consensus***controls***cross-chain***crypto***crypto exchanges***crypto investment advisory***crypto risk modeling***crypto trading***cryptocurrencies***cryptocurrency derivatives***cryptocurrency market analysis***cryptocurrency taxonomy***Cryptographic Hash Function***custody***DDoS attack***Decentralized Autonomous Organizations (DAO)***decentralized exchanges***Decentralized Finance (DeFi)***DeFi protocols***derivatives***digital asset management***Distributed Ledger Technology (DLT)***enterprise risk management (ERM)***ERC (token standard)***escrow***gas***governance***governance model***governance token***hack***hash function***high frequency trading (HFT)***Howey Test***impermanent loss (IL)***incentive mechanism***interconnectedness***Layer 1***Layer 2***liquidity pools***margin calls***market making***model risk***model validation***Money Transmitter License***OffLedger***operational due diligence (ODD)***operational risk***oracle risk***Perpetual futures (Perps)***Ponzi scheme***portfolio management***private key***pseudonymity***pump and dump***quantitative models***Race Attack***regulatory agenda***regulatory compliance***risk appetite***risk appetite framework***risk appetite metrics***risk assessment***risk framework***risk management***risk reporting***rug pull***seed phrase***short squeeze***Simple Agreement for Future Tokens (SAFT)***smart contract audits***Soft Fork***stablecoins***Sybil Attack***synthetic assets***systemic risk***technology risk***tokenization***tokenomics***trader***trading***trading bots***utility token***Vampire Attack***Vaporware***wallets***wash trades***Wrench attack***Zero Knowledge Proof***

Blockchain & cryptocurrencies***Enterprise risk management***Governance***Model risk management***Quantitative investments***

Emmanuel D. Chesnais

Emmanuel Chesnais, a seasoned risk executive with 25+ years in industry and consulting, excels in navigating complex trading environments. Specializing in the buy-side, he possesses diverse skills in risk management, analytics, controls, and governance. His expertise spans model risk, enterprise risk, and portfolio risk. Emmanuel has successfully developed, built, and managed risk frameworks for various financial entities, including hedge funds, asset managers, crypto firms, and banks, demonstrating a deep commitment to addressing strategic opportunities in dynamic markets.

advisory***Black-Scholes***board of directors***budgeting***CDS***CDS indices***complex securities***credit derivatives***delta***derivatives***due diligence***early-stage funding***equities***equity derivatives***equity swaps***Equity-linked swaps (ELS)***exotics***financial analysis***financial engineering***financial planning & analysis (FP&A)***FINRA Series 24 Principal***fixed income***Fixed-Income derivatives***foreign exchange***forwards***fund raising***futures & options***FX***FX derivatives***FX forwards***FX options***gamma***Greeks***hedge funds***hedging***interest rate curves***interest rate swaps***interest rates***investment***licensing agreements***listed derivatives***market making***operational development***operational management***option exercise***option pricing***option settlement***options***over-the-counter (OTC) derivatives***personnel management***portfolio management***post-mortems***private investment partnership***proprietary trading***put-call parity***quantitative investments***quantitative research***relative value***return on investments (ROI)***risk management***series A***strategic business development***structured products***structuring***swaps***total return swaps (TRS)***trader***trading***trading strategies***USD rates options***valuation***venture capital investing***VIX***volatility***warrants***yield curve***yield curve construction***

Credit derivatives***Equity derivatives***Fixed income derivatives***Private Equity and Private Credit***Risk management***Trading***Venture Capital***

Kent Kurtz

Kent A. Kurtz, a seasoned executive, brings a wealth of expertise in financial markets, risk management, financial engineering, and portfolio management. With a successful career at investment banks HSBC, Nomura Securities, and Deutsche Bank, Kent has demonstrated a consistent ability to manage businesses, drive revenue, and foster sustainable growth. As an original founding member and partner at Tribeca Early-Stage Partners (TESP), Kent helped build the team and oversee the coordination of 65 members. The group evaluates ~1,000 start-ups annually and built a successful investing platform.

Case examples

Legal Consulting

We explained the strategy, risks and responsibilities of a multi-strategy multi-asset exotics portfolio manager embroiled in an employment dispute.

Defense

We recalculated the value of an option portfolio continuously in a fast market, proving that an account was closed while positive.

Defense

We explained how a combination of trades constituted an exotic Formosa structure, correctly reducing a corporation‘s income tax.

Defense

We explained how an ETF arbitrager failed to properly re-hedge his portfolio during an index composition change.

Plaintiff

We explained linguo and communication standards between traders in a contractual dispute.

Plaintiff

We explained how a prime broker used the wrong risk methodology and ignored industry standards when monitoring a hedge fund, demonstrating that the fund was unduly closed.

Plaintiff

We explained the errors in the international settlement of a warrant trade, demonstrating which party was responsible for the failed exercise.

Legal Consulting

We explained the option trades of a rogue broker affecting a large number of client accounts, facilitating a FINRA investigation.

Plaintiff

We reverse-engineered a bond convertible into warrants, calculated its ex-ante and realized rates of return, proving that the loan was usury.

Home of the best experts

Top litigators reach out to Navesink International for their most challenging financial markets topics

Navesink Wins Prestigious Expert Witness Award!

Who we are

What we do

Our experts

David Goldstein, Esq.

Kerry R. Langston

Spencer Greene

Craig Wolson, Esq.

Alan Harry

Gontran de Quillacq

William Procasky, CFA, Ph.D.

Rodney Sunada-Wong

Emmanuel D. Chesnais

Kent Kurtz

Case examples

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