Siegfried Engineering

The Events Center, Stockton

About Us

Our Vision

Siegfried Engineering, Inc. (SEI) is recognized as one of the foremost civil engineering firms in northern and central California, as measured by our clients, our employees, and our community. We have been shaping success for businesses and communities since 1955.

Our Mission

Committed to serving the best interests of our clients and the well being of the community as guided by our:
  • Strong sense of business ethics.
  • Commitment to high standards of engineering practice.
  • Focus on innovation and the use of modern technologies while maintaining a strong commitment to quality.
  • Appreciation of our employees and the building of a sense of teamwork and community.
  • Dedication to developing successful client relationships.
  • Enjoyment of benefits derived from corporate financial stability.
  • Fostering of personal and professional growth of our employees.
  • Concern for the public welfare.
  • Recognition that all of us can enhance our community through personal and professional involvement.