Welcome to the Law Firm of John S. Day, a litigation and regulatory defense firm that has successfully represented hundreds of clients in state and federal court proceedings, as well as before governmental agencies such as the Massachusetts Attorney General's Office, the Massachusetts Department of Environmental Protection, the Massachusetts Division of Administrative Law Appeals, the Massachusetts Commission Against Discrimination, the U.S. Environmental Protection Agency, the Internal Revenue Service, the U.S. Consumer Product Safety Commission, and local regulatory boards.
