GREENWOOD VILLAGE, Colo., March 24, 2026 (GLOBE NEWSWIRE) -- GlobeNewswire - Arq, Inc. (NASDAQ: ARQ) (the "Company" or "Arq"), a producer of activated carbon and other environmentally efficient carbon products for use in purification and sustainable materials, today announced that Bob Rasmus, CEO of Arq, will participate in the Water Tower Research (“WTR”) Fireside Chat Series on Wednesday, March 25, 2026 at 11:00 AM Eastern Standard Time.