Signet has returned to private ownership, and is part of the United Engineering Resources, Inc. [UER] family of companies.

Signet is a full service engineering, construction inspection and materials testing firm. We maintain a reputation for professional excellence throughout our long history in California and employ a veteran team of individuals with demonstrated industry excellence and customer service. The depth of our experienced team of professionals allows us to provide specialty resources to our clients.

  • Civil and geotechnical engineers, full-service accredited laboratory facilities, and professional project management staff
  • Certified materials testing technicians and construction special inspectors in soils, reinforced concrete, pre-stressed concrete, masonry, welding, high strength bolting, miscellaneous and structural steel
  • Management staff and technicians certified Level III & II to do ultrasonic testing (UT), magnetic particle testing (MT), liquid penetrant testing (PT) and radiographic testing (RT)
  • Our inspection personnel are members of Operating Engineers Union Local No. 3 (OE3)
  • Management staff and technicians certified in accordance with the American Society of Non-Destructive Testing (ASNT) Level III & II to do ultrasonic testing (UT), magnetic particle testing (MT), liquid penetrant testing (PT), and radiographic testing (RT).