We are US Gas and we have been serving the diverse industries of Chicagoland and NW Indiana since 1993. We supply a complete line of cylinder gases and related supplies for whatever your business calls for. Our streamlined cylinder-use program eliminates perplexing cylinder rental invoices, saving your operations and accounts payable department time while letting them focus on other priorities. Known for our outstanding service for a full range of area industries like food, healthcare, environmental, medical, petrochemical, industrial hygiene and many more, our compressed-gas fill plant boosts our supply and delivery to a superior level of service. Our aim is to be the Number One Company you think of when you think of industrial gas suppliers.

Operations Services Inc. is a small defense contracting company that seeks to service the needs and requirements primarily of government organizations involved in national security, defense and homeland security. The corporate leadership and employees of OSI take tremendous pride in servicing the needs of our customers and the men and women who so proudly and honorably serve us as Americans. We are proud to serve them and their organizations. Founded Incorporated in July 2010 as an S-Corporation Headquartered in Fayetteville-Fort Bragg area with field office in Huntsville, AL Professional Services for fee consulting company providing contract services and support to the operations of defense and other government customers A "Knowledge-Based"​ Services Company GSA Professional Services Schedule GSA Mentor Protégé Program - Graduate SBA 8 (a) Certified in September 2012 through October 2021 Service Disabled-Veteran Owned Small Business Certified Small Disadvantaged Business Minority Owned