Sean M Duffy

License

Licensed by

California Board for Professional Engineers, Land Surveyors, and Geologists

License number

71981

Status

Active

First issued

September 21, 2007

Expires

December 31, 2027

License holder

Sean M Duffy

Entity type

Individual

Classifications

• Civil Engineer Engineering, Architecture & Surveying

Other California licenses under this name

• CA
  Sean M Duffy

  License 6060

  Structural Engineer
  Active

  Tigard, OR

  Expires Dec 31, 2027

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