Advertising and Business

Owner

TERRA TEK INC.

—

Advertising and Business

Owner

TERRA TEK INC.

—
TERRAFRAC

Electrical and Scientific Apparatus

Owner

TERRA TEK, INC.

Mar 11, 1986
DRL

Computer and Scientific

Owner

TERRA TEK, INC.

Sep 21, 1982
TERRATEK CORE SERVICES

Computer and Scientific

Owner

TERRA TEK, INC.

Aug 2, 1983
TERRATEK INTERNATIONAL

Electrical and Scientific Apparatus

Owner

TERRA TEK, INC.

Mar 23, 1982
TERRATEK SYSTEMS

Electrical and Scientific Apparatus

Owner

TERRA TEK, INC.

Mar 8, 1983
FRACTOMETER

Electrical and Scientific Apparatus

Owner

TERRA TEK, INC.

Dec 19, 1978