Generated $3.9 million in operating cash flow in the second quarter and reduced debt by $6.6 million year to date Posted sequential improvements in gross profits and adjusted EBITDA Roll out of Operational Excellence Initiatives is on track and continuing with a focus on cash generation, profitability, and process improvement THE COLONY, Texas, Aug. 11, 2025 (GLOBE NEWSWIRE) -- Quest Resource Holding Corporation (Nasdaq: QRHC) (“Quest” or the “Company”), a national leader in environmental waste and recycl ...