Jan De Nul Jan De Nul is a company specializing in dredging and marine works as well as civil engineering, environmental, and brownfield development projects. | ![]() Andersen Construction Andersen has been in business since 1950. We have built over 7,800 projects all over the West Coast and are currently working in Oregon, Washington and Idaho. | |
Founding Date | Founding Date 1938 | Founding Date 1950 |
Type | Type Private | Type Private |
Tags | ||
Locations | Locations Aalst, BE HQ Armentières, FR Bremen, DE Mamer, LU Bergen Op Zoom, NL Ascot, GB | Locations Portland, US HQ Boise, US Eugene, US Seattle, US |
Employees | Employees 5,8501% increase | Employees 5132% decrease |

Andersen has been in business since 1950. We have built over 7,800 projects all over the West Coast and are currently working in Oregon, Washington and Idaho.
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