The following is a list of notable structural engineering companies. Only companies with a Wikipedia article should be included in the list. Many of the companies included in this list do not practice only structural engineering, but may also be involved in civil engineering, architecture, and other related practices.
See also list of structural engineers and lists of engineers.
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- Severud Associates
- Structuretech Engineering PC.
- Simpson Gumpertz & Heger Inc.
- Skidmore, Owings & Merrill