John M. Greer > Latham & Watkins LLP > Houston, United States > Lawyer Profile

Latham & Watkins LLP advises clients across the entire oil and gas value chain, from exploration and production to midstream infrastructure, LNG, refining, and petrochemicals. The firm represents public and private oil and gas companies, private equity sponsors, investment banks, and lenders on M&A, joint ventures, and capital markets transactions. Global Chair of Latham’s Energy and Infrastructure Group, Justin Stolte, is a trusted adviser to multinational exploration and production companies, frequently handling M&A and joint ventures. Co-head James Garrett is highly regarded for his expertise in high-value M&A, private equity, and private finance transactions, while fellow co-head Lauren Anderson brings additional strength in public and private M&A, project development, and finance. John Greer has led major mergers, company acquisitions, and inventory disposals across the US, Canada, and Brazil. Michael King  maintains a strong transactional focus, primarily advising sponsors and private equity clients in the upstream and midstream sectors. Ryan Maierson has a standout track record in LNG-related deals, covering inventory, project, and company transactions, alongside experience in wider hydrocarbons such as ammonia. James Robertson joined from Gibson, Dunn & Crutcher LLP in October 2024. Stephen Szalkowski left the firm in March 2024. All individuals are based in Houston.