“Individual commitment to a group effort, that is what makes a team work, a company work, a society work, a civilization work.” --Vince Lombardi


Signet Testing Laboratories, Inc. (Signet), headquartered in Hayward, CA since 1966, is a wholly-owned subsidiary of United Engineering Resources, Inc. (UER). The UER family of companies includes:


United Engineering Resources, Inc. (UER) is a privately owned company that provides a full range of construction support services including geotechnical engineering, construction inspection and laboratory testing services on public and private projects throughout Northern California.