One Lex Partners | New York City-Based U.S. Customs, Export Control & Sanctions Lawyers

U.S. Trade Compliance Counsel for Companies Worldwide

About Us

New York City-based attorneys with former U.S. government, in-house, and top-law-firm experience. We regularly represent U.S. clients nationwide and companies worldwide on all customs, export-control, and sanctions matters.

Practice Areas

  • U.S. Customs & CBP – seizures, penalties, prior disclosures, tariff classification, valuation, Section 301/232

  • Export Controls – EAR (BIS) & ITAR (DDTC) licensing, commodity jurisdiction, deemed exports, voluntary disclosures

  • OFAC Sanctions – Russia, Iran, China, Cuba, Venezuela, Belarus – compliance & licensing

  • Trade Compliance Programs – audits, restricted-party screening, anti-boycott, training

Why Clients Choose One Lex

  • Former government + in-house + big-law expertise

  • Straightforward, business-first advice for startups to multinationals

  • Direct partner access and cost-effective results

  • Proven success in high-stakes enforcement and day-to-day compliance

U.S. and international clients welcome

Contact us today for a confidential consultation

Our Services

    • Tariffs, classification, valuation, country of origin, free trade agreements, anti-dumping/counter-vailing duties

    • Importation and other government agency requirements

    • Ruling requests, protests, disclosures, penalty mitigation

    • Risk assessments, process improvements and group/individual trainings

    • Customs compliance best practices, policies, and SOPs

    • Export control classification and licensing determinations;

    • Deemed exports and non-U.S. person hires; technology control plans;

    • Jurisdiction commodity and classification determination requests, disclosures;

    • Denied party screening vendor selection and process set up;

    • Denied party diligence;

    • Risk assessments, process improvements and group/individual trainings;

    • Export control policies, best practices, and SOPs.

    • Sanctions diligence; transaction clearances;

    • Licensing determinations;

    • Specific license applications;

    • Investigations and disclosures;

    • Policies, SOPs, training.

    • Supply chain engineering;

    • Tariff exposure mitigation;

    • Vendor diligence;

    • Commercial terms.

  • Company, product, process diligence (customs, export controls, sanctions);

    Regulatory assessments;

    Violation mitigations and voluntary disclosures;

    Entity integration.

    • Product regulatory compliance;

    • Process compliance (C-TPAT; forced labor)

    • Representation before U.S. Customs and Border Protection (CBP), Departments of State (DDTC), Commerce (BIS) and Treasury (OFAC), Justice (DOJ)

    • Compliance & ethics program assessment based on DOJ guidance

    • Corporate compliance policies (e.g, Code of Conduct, anti-bribery / anti-corruption, gifts, political activities)

    • Compliance & ethics program implementation and maintenance

    • Internal investigations process

    • Assistance with vendor due diligence

  • Our partner Sterling Accelerator delivers proven go-to-market (GTM) strategy and execution services, collaborating with founders and leadership to identify growth opportunities, reset strategic direction, and align operating models for success.

Contact Us

Partners

Ruta Riley

Founder and managing partner with 17 years of experience in import, export, sanctions, and international trade matters.

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Tammie G. Krauskopf

We partner with Tammie Krauskopf Trade Law, LLC. Tammie has over thirty years of experience in customs and international trade.

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Michael Iagrossi

We partner with Sterling Accelerator, LLC to help customers interested in GTM and business scaling solutions.

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