Orion Group Holdings, Inc. is a top specialty construction company with holdings in commercial concrete construction, heavy civil industrial construction, heavy civil marine construction, and marine structural engineering and consulting. If you have a question or comment about our company, its subsidiaries, or the services we provide, please contact us.

If you just have a question or comment you’d like to make, we’d love to hear from you.

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Orion Group Holdings Inc.
12000 Aerospace Avenue, Suite 300
Houston, TX 77034



You may access the Company’s “hotline” at 866-777-7840 to report such matters, or report them online at https://www.whistleblowerservices.com/omgi/, both on an anonymous basis.

In addition, or as an alternative to reporting any such matters via the “hotline,” please contact the General Counsel/Chief Compliance Officer about any such matters as follows:

Orion Group Holdings, Inc.
12000 Aerospace Ave., Suite 300
Houston, TX 77034

P: 713-852-6505
F: 713-852-6530
E: chiefcomplianceofficer@orn.net