Casella Waste Systems, Inc. is a waste management company based in Rutland, Vermont, United States. Founded in 1975 with a single truck, Casella is a regional, vertically integrated solid waste services company. Casella provides resource management expertise and services to residential, commercial, municipal and industrial customers, primarily in the areas of solid waste collection and disposal, transfer, recycling and organics services. The company provides integrated solid waste services in seven northeastern states: Vermont, New Hampshire, New York, Massachusetts, Connecticut, Maine and Pennsylvania, with its headquarters located in Rutland, Vermont. Casella manages solid waste operations on a geographic basis through two regional operating segments, the Eastern and Western regions, each of which provides a full range of solid waste services, and larger-scale recycling and commodity brokerage operations. Organics services, major account and industrial services, are also provided. Casella Waste Systems has 5,600 employees. Revenues were $1.837 billion for fiscal year 2025, up $279.6 million, or up 18.0%, from fiscal year 2024. Wikipedia