Houston-based Alloy Metals and Tubes International Inc. (AMTI) has been acquired by oil and petrochemical executive Curtis R Kates. AMTI provides service for customers requiring custom tubes, particularly in the oil and gas sector, and also maintains an inventory of instrumentation tubes in its West Houston, US location. The company specializes in difficult sourcing and transportation requirements and provides one-stop shopping for a complete list of hard to source tubing products. Curtis R Kates has more than 30 years experience in refining and petrochemical businesses in the Houston area.