Expertise

Strategic litigation and regulatory counsel for oil and gas—royalties, leases, pooling, environmental, pipelines, and trade secrets.

Environmental Law

The firm maintains a broad environmental law practice across California, Texas, Louisiana, Oklahoma, New Mexico, North Dakota, Alaska, Colorado, Utah, and Wyoming. Its work includes advising on and litigating matters under the National Environmental Policy Act, the California Environmental Quality Act, and comparable state environmental review statutes. The practice also extends to compliance with federal and state laws governing air quality, water quality, endangered species, hazardous substances and waste, and coastal and natural resource management.

The firm regularly represents labor organizations, community and environmental groups, public interest organizations, and individuals in efforts to ensure compliance with environmental requirements. Its work involves assessing the legal, regulatory, and policy issues that arise in connection with permitting and approval of residential, commercial, energy, fuel, and industrial projects in multiple jurisdictions. The practice integrates federal frameworks such as the Clean Air Act, Clean Water Act, Endangered Species Act, and Coastal Zone Management Act with state-specific environmental and natural resources laws to provide comprehensive legal guidance.

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Our litigation experience includes disputes pertaining to:

  • Defending administrative and court proceedings alleging civil and criminal violations of environmental laws.
  • Superfund representation including remedial investigation and feasibility study issues, liability and cost recovery litigation and obtaining contribution from third parties.
  • Responding to information requests issued by the EPA and state agencies under Superfund, Clean Air Act (CAA), Clean Water Act (CWA), Toxic Substances Control Act and hazardous waste laws.
  • Defending and prosecuting nuisance, negligence, trespass and other state law claims arising from environmental damages and including putative class actions.
  • Responding to natural resource damages claims under the federal Superfund law, federal Oil Pollution Act (OPA) and state natural resource damages recovery laws.
  • Defending toxic tort and chemical exposure actions.
  • Environmental justice litigation and enforcement.
  • Environmental review litigation, including issues related to the National Environmental Policy Act (NEPA).
  • Historic preservation litigation.

Oil & Gas

The firm’s oil and gas practice spans California, Texas, Louisiana, Oklahoma, New Mexico, North Dakota, Alaska, Colorado, Utah, and Wyoming, with a focus on the legal and regulatory frameworks governing exploration, production, transportation, and development of oil and gas resources. The practice covers all stages of the industry, including leasing and title matters, permitting and approvals, joint operating agreements, royalty and payment disputes, and compliance with federal and state statutes.

The firm advises clients on issues under the Mineral Leasing Act, the Outer Continental Shelf Lands Act, and other federal laws, while also addressing state-specific statutes and regulations that shape oil and gas operations in each jurisdiction. Its work includes surface use and access conflicts, environmental and safety compliance, midstream and downstream transactions, and litigation over contractual and property rights. By combining knowledge of federal frameworks with state-level regimes, the firm provides guidance to producers, landowners, investors, and other stakeholders navigating the complex legal landscape of the oil and gas industry.

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Upstream

  • Acquisition, divestiture and merger agreements
  • Joint development, DrillCos and farm-in/farmout transactions
  • Negotiating, drafting and interpreting the full range of oil and gas contracts
  • Leases/licenses, concessions, production sharing agreements and service contracts
  • Market value and royalty deductions
  • Surface use and damages issues
  • Condemnation matters
  • Lease interpretations
  • Horizontal and vertical relinquishments
  • Limitation on title
  • Instruments of ratification
  • Title due diligence
  • Accounting procedure (Council of Petroleum Accountants Societies/COPAS) negotiations, drafting and interpretation
  • Acquiring host government contracts
  • Litigation and dispute resolution
  • Permitting and environmental review of production facilities

Oilfield Services

  • Water transfer and disposal services
  • Drilling
  • Engineering services
  • Fracking
  • Energy-related technology and software
  • Machinery and equipment manufacturing and wholesaling
  • Natural gas compression services
  • Oil and gas exploration services
  • Pipeline operations, management, construction and maintenance
  • Well intervention and pressure control services

Offshore

  • Acquisitions and divestitures of offshore federal oil and gas leases, offshore oil and gas companies, and offshore producing properties, including negotiating and drafting purchase and sale agreements
  • Advice regarding Bureau of Ocean Energy Management (BOEM) regulations
  • Due diligence
  • Negotiation of contracts related to the construction and decommissioning of offshore wells and facilities
  • Assistance with permitting and entitlements and environmental review for decommissioning of platforms, associated pipelines and related onshore facilities