 HOUSTON--BUSINESS WIRE--Orion Group Holdings, Inc. NYSE: ORN the Company, a leading specialty construction company, today announced that its VP of Investor Relations, Francis Okoniewski, will participate in the Sidoti Virtual Microcap Investor Conference on Wednesday, May 19, 2021 at 10:45 am ET. Mr. Okoniewski will be available for one-on-one meetings all day. To schedule a meeting please contact your Sidoti institutional sales representative or Fred Buonocore at 