He was Beveridge & Diamond's firmwide Managing Principal from 2017 to 2020. Prior to joining the firm, he served for over ten years as an international lawyer at the U.S. Department of State, representing the U.S. Government in designing, negotiating, and implementing most of the major multilateral environmental and oceans agreements. 

His experience and representative matters include: 

Circular Economy, Plastics, Chemicals, Substances in Articles, and Product-Related Environmental Compliance

• Advising global companies in the chemicals, plastics, life sciences, medical technology, and electronics sectors about emerging regulatory and non-regulatory drivers for new “circular economy” initiatives aimed at reducing waste and promoting material and resource efficiency.
• Advising chemicals, pesticides, medical technology, and electronics companies on compliance with chemicals-related market access regulations, including Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH); Restriction of Hazardous Substances (RoHS); and other national-level chemical and article import notification schemes, as well as working extensively on multijurisdictional projects involving complex market access and compliance challenges for chemical products overseas.
• Advising companies and trade associations on regulatory requirements relating to the Stockholm Convention on Persistent Organic Pollutants (POPs), the Rotterdam Convention on Prior Informed Consent (PIC) for trade in hazardous chemicals, and the Basel Convention on trade in hazardous waste, and conducting advocacy in these unique forums.
• Advising on supply chain risk management relating to conflict minerals, raw materials, ethical sourcing, and human rights due diligence.
• Counseling consumer product and manufacturing companies on the implementation of U.S. Securities and Exchange Commission’s conflict minerals rule and related supply chain management issues.
• Advising global clients on risk management relating to corporate due diligence, supply chain, and human rights, including United Nations Guiding Principles and disclosure requirements regarding forced labor in complex supply chains.

HFCs, Ozone Depleting Substances, AIM Act

• Representing companies on compliance and advocacy relating to regulatory requirements applicable to products containing or made with ozone-depleting substances and hydrofluorocarbons (HFCs) under the Montreal Protocol and Kigali Amendment, U.S. Clean Air Act, and AIM Act.
• Advising companies on import and export control requirements for HFC- and ODS-containing products.
• Represent companies and trade associations in rulemaking comments as well as administrative enforcement and litigation relating to the AIM Act and Title VI of the Clean Air Act (on ODS controls).
• Counseling and representing electronics importers on the U.S. excise tax on goods manufactured with ozone-depleting substances.

Oceans Law, Marine Pollution, and Geoengineering

• Serving as legal adviser or negotiator to U.S. delegations in numerous multilateral oceans-related forums, including deep seabed mining regulations at the International Seabed Authority; meeting of the States Parties to the UN Convention on the Law of the Sea (UNCLOS); marine pollution agreements at the International Maritime Organization (IMO); negotiation of the UNESCO Convention on Protection of Underwater Cultural Heritage; and the Protocol on Land-Based Sources of Marine Pollution.
• Counseling start-up technology providers and project developers pursuing marine carbon removal projects, as a tool for long-term carbon sequestration, including input on measures under review in the London Convention/London Protocol.
• Counseling a leading company engaged in archaeologically sensitive exploration and recovery of deep-water shipwrecks.
• Advising companies regarding compliance with Antarctic Treaty System agreements.