RUTLAND, Vt., Sept. 23, 2026 (GLOBE NEWSWIRE) -- Casella Waste Systems, Inc. (Nasdaq: CWST) (“Casella”), a regional solid waste, recycling, and resource management services company, today released its 2026 Sustainability Report, highlighting how continued focus and investment in its employees, infrastructure and services is driving measurable environmental and operating performance. “As Casella continues to grow, we are creating more opportunities to invest in our team and infrastructure, and deliver sustai ...