Trinity Engineering/Kleinfelder is now "Kleinfelder."

Kleinfelder, Inc. is a $160 million environmental and geotechnical engineering, construction management and materials testing firm with offices throughout the western and mid-western United States.

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Incorporated under the name "Trinity Engineering Testing Corporation (TETCO)" in 1945, the firm began as a family-owned business in Austin in 1929. In the early years, the firm provided construction materials testing, building a successful reputation first in heavy construction for general public works and private development projects. Later, TETCO expanded its core services to include non-destructive testing and geotechnical engineering. In 1999, TETCO joined Kleinfelder, an employee-owned firm with approximately 1,600 engineers, scientists, and administrative personnel in offices throughout the western and mid-western U.S. Currently, Kleinfelder's Texas operations includes 14 offices and laboratories throughout the state.

Tetco Supply


Revised March 24, 2003