Casella Waste Systems is a vertically integrated solid waste services company serving residential, commercial, municipal, institutional, and industrial customers across eleven northeastern and mid-Atlantic states through collection, transfer, landfill disposal, recycling, and organics processing. The company operates eight subtitle D landfills and one construction and demolition landfill, materials recovery facilities, and transfer stations that consolidate waste for transportation, generating revenue from collection fees, per-ton tipping fees at disposal facilities, recycling processing services, and commodity sales from recovered materials and energy generation. Casella differentiates itself through its integrated service model, geographic reach across multiple waste sheds, sustainability-focused offerings, and specialized Resource Solutions segment that provides comprehensive waste management and resource recovery services to large commercial, municipal, and industrial customers with complex needs.