Incorporated in 1984, ARI is an independent consulting firm providing services to local and regional governmental entities throughout the United States. ARI is a small business enterprise headquartered in Concord, Massachusetts with satellite offices in southern California and New Jersey. ARI specializes in the development of reliable, economically viable, and environmentally acceptable solutions for solid waste management, water and wastewater treatment, and renewable energy generation infrastructure. We are dedicated to helping our clients achieve sustainable solutions for environmental resource management.