Private company
Washington Group International
Former American engineering services company
Washington Group International was an American corporation which provided integrated engineering, construction, and management services to businesses and governments around the world. Based in Boise, Idaho, WGI had approximately 25,000 employees working in over 40 US states and more than 30 countries.2 Wikipedia text CC BY-SA 4.0
Last updated Oct 21, 2026.
Overview
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Washington Group International was an American corporation which provided integrated engineering, construction, and management services to businesses and governments around the world. Based in Boise, Idaho, WGI had approximately 25,000 employees working in over 40 US states and more than 30 countries.2
Corporate structure
Washington Group International sits at the top of its group. 3 entities, 2 countries on record. Switch between the flow chart and the network, and select any entity to see its details.
- Washington Group International
- Montana Rail Link Subsidiary · Missoula, Montana, United States
- Southern Railway of British Columbia Subsidiary · New Westminster
Built from subsidiaries, stakes and holdings from Wikidata (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.
Subsidiaries and ownership
Subsidiaries
From Wikidata.1
Timeline
- 1964Founded Founded1
Links
- WikipediaWashington Group International
- WikidataQ7971890
Sources
The numbers on this page point here. Each one links to the record it came from.
- 1
- 2