Marie LaRosa is an associate and a member of the Environment and Energy practice group, with a focus on Commercial Disputes. Marie counsels clients and handles litigation through every stage, from pre-suit strategy and pleadings through discovery, dispositive motions, and trial preparation. She appears in Pennsylvania state and federal courts, before administrative tribunals, and in arbitration.
Environment & Energy
Marie represents developers and operators of large-scale energy and infrastructure projects in high-stakes permitting disputes. This includes defending air, water, and other environmental permits in third-party appeals before the Pennsylvania Environmental Hearing Board. She works alongside clients' business, development, and environmental compliance teams so that critical projects can move forward on schedule. Marie also handles disputes involving regulatory compliance and environmental enforcement, as well as complex and class litigation over water quality, emerging contaminants, and claims of property and economic harm.
Commercial Disputes
Marie represents businesses in the hospitality, energy, utility, chemical, consumer financial services, and restaurant industries in a wide range of commercial disputes. She litigates claims involving breach of contract, business torts, misrepresentation and deceptive trade practices, negligence and personal injury, commercial leases, and consumer protection. Marie handles these matters in state and federal courts and in arbitration across multiple jurisdictions. She works closely with clients to resolve disputes efficiently and in line with their business objectives.
