Semrau Engineering & Surveying is an engineering, land surveying, and project management company located in Mount Vernon, Washington, since 1979. Our company specializes in surveying, planning, design, site civil development, environmental, water system and construction services to meet the needs of businesses, municipalities and indivdual property owners of Skagit, Snohomish, Whatcom, Island, and San Juan counties.

Our staff possesses the wide range of disciplines and experiences that are critical to providing comprehensive consulting services for your projects.

SES is a delivery-oriented company that shares the following values:

  • Seek to understand our clients’ needs.
  • Adopt our clients’ vision.
  • Meet key stakeholder needs.
  • Respect our clients’ investment as if it is our own.