Contact us today about customized air source solutions for your high pressure air and nitrogen needs. With outstanding global compressor performance experience on land and sea ASC understands the requirements for continuous reliability in harsh and demanding conditions. High pressure and high volume air. Done. Right. Now. ASC rents, sells, installs, operates and services high pressure compressors worldwide. Corporate, Sales and Administrative Offices are located in Portland, Our Fleet and Service Operations are located in Houston, Texas. Oregon. All us today. Contact Fred Pfaffle, Managing Member at 503-244-0701 for more information on how ASC can offer you air source solutions for high pressure air and nitrogen.