Founded in 1987, H. G. Harders and Son Incorporated is based in Panama City, Florida. The company specializes in heavy civil and marine construction. The company serves as a General Contractor and Specialty Subcontractor on both marine and land-based projects

As well as Bridge and Causeways, Bulkhead and Pier Construction, Marine Transportation Terminal construction, Piledriving, Subaqueous Pipelines, Mechanical Dredging, Demolition, Salvage, Breakwaters, Marina Construction, Artificial Reef Construction and Barge, Crane and Tug charters.