Orion Group Holdings, Inc. (NYSE: ORN) announced that management will participate in the 25th Annual D.A. Davidson Diversified Industrials & Services Conference on Sept. 24 in Nashville, Tennessee. Headquartered in Houston, Orion is a specialty construction company serving infrastructure, industrial and building markets across the continental United States, Alaska, Hawaii, Canada and the Caribbean Basin. Its marine segment provides construction, dredging, environmental, design and specialty services, while its concrete segment delivers turnkey construction work including site preparation, forming, rebar placement, and concrete placement and finishing.