Business Wire | May 13, 2021 11:00AM EDT

Orion Group Holdings, Inc. to Participate in the Sidoti Virtual Microcap Investor Conference on Wednesday, May 19, 2021

May 13, 2021

HOUSTON--(BUSINESS WIRE)--May 13, 2021--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 fbuonocore@equityny.com.

A live webcast of the presentation will be available in the Investors section of the Company's website, and at https://sidoti.zoom.us/webinar/register/WN_LS-Hr05gQqKllujJ9XQVcA. An archived recording of this will also be available following the live webcast in the investor relations section of the company's website at www.oriongroupholdingsinc.com.

About Orion Group Holdings

Orion Group Holdings, Inc., a leading specialty construction company serving the infrastructure, industrial and building sectors, provides services both on and off the water in the continental United States, Alaska, Canada and the Caribbean Basin through its marine segment and its concrete segment. The Company's marine segment provides construction and dredging services relating to marine transportation facility construction, marine pipeline construction, marine environmental structures, dredging of waterways, channels and ports, environmental dredging, design, and specialty services. Its concrete segment provides turnkey concrete construction services including pour and finish, dirt work, layout, forming, rebar, and mesh across the light commercial, structural and other associated business areas. The Company is headquartered in Houston, Texas with regional offices throughout its operating areas.

View source version on businesswire.com: https://www.businesswire.com/news/home/20210513005715/en/

CONTACT: Orion Group Holdings Inc. Francis Okoniewski, Vice President Investor Relations (346) 616-4138 fokoniewski@orn.net www.oriongroupholdingsinc.com Robert Tabb, Executive Vice President & CFO (713) 852-6500 www.oriongroupholdingsinc.com