John C. Hall, the founder and president of Hall & Associates, focuses on innovative solutions for modification of and compliance with environmental mandates under the water, air, and hazardous waste programs. Mr. Hall is an expert on water quality criteria and standards, NPDES permitting, compliance issues, and coalition building. He represents industries, municipalities, and associations throughout the country and has substantial experience in environmental permitting, site-specific standards development, dispute resolution, regulatory impacts analysis, watershed planning, nutrient trading, legislative drafting, mathematical modeling of water quality standards, and treatment plant performance.

Mr. Hall received his B.A. degree in mathematics from St. John's University in 1978 and his M.S. degree in environmental engineering from Manhattan College in 1980. He obtained his law degree from George Washington University in 1984.

William T. Hall has over twenty five years of engineering and permitting experience in water quality, wastewater treatment, NPDES permitting, mathematical modeling, stormwater permitting, and industrial user permits. In addition, he prepares technical reports related to modification of water quality-based permit limitations while maintaining compliance with state water quality standards.

Mr. Hall received his B.S. degree in biology from the City College of New York and his M.S. degree in Environmental Engineering from Manhattan College.

Gary B. Cohen has been involved in the practice of environmental law for nearly twenty years. He represents clients throughout the country on Clean Water Act-related issues including NPDES permit negotiation, NPDES permit appeals, defense of enforcement actions, pretreatment program review and development, multi-jurisdictional agreements, industrial user contracts, development of enforcement response plans, and development of permits for industrial users. In addition, his expertise includes NPDES and pretreatment litigation defense, regulatory counseling, Section 404 wetlands permitting, underground injection, solid waste and sludge regulation, facility siting and hazardous waste counseling and litigation.

Mr. Cohen received his law degree from the State University of New York (Buffalo). Mr. Cohen is a member of the New York, California, and Washington, D.C. bar associations.

Philip D. Rosenman joined Hall & Associates in 2007. As a junior associate, Mr. Rosenman’s primary responsibilities are to provide clients with thorough legal and regulatory research, draft logical and persuasive work products, and assist in all aspects of litigation. Mr. Rosenman has gained significant experience on matters related to TMDL development, antidegradation laws, narrative and numeric nutrient standards, and the Endangered Species Act.

Mr. Rosenman has a substantial background in the area of Environmental Science. While in college, he obtained a degree in Earth Science, with a focus in Hydrology and Oceanography. He was previously employed as an environmental technician for a consulting firm in northern New Jersey where he learned various forms of water, soil, and air sampling. While in law school, Mr. Rosenman earned an Environmental Law Certification and worked in the school’s Environmental Law Clinic.

Mr. Rosenman received his B.A. from Cornell University in 2002. He obtained his law degree from the University of Pittsburgh in 2006 and is licensed to practice in both Washington, D.C. and Pennsylvania.