Grifco International, Inc. provides oil and gas services equipment for the coil tubing, wire line, and snubbing industry in the United States, China, Mexico, and South America. It specializes in the conception, design, and development of tools, including 2N1/K-booster, back pressure flapper valve, auto set bi-directional jar, double acting accelerator jar, and KO-VAC. Grifco International, Inc. was formerly known as Trim A Lawn Corp. The company is based in Conroe, Texas. Grifco International, Inc. operates as a subsidiary of Lyamec Corporation.