Advanced Technology Group (ATG) is your solutions provider for innovative and world class containment systems. ATG is a registered small business that has been serving the needs of our clients for over 40 years with project management, design + engineering, fabrication, processing + machining, finishing, assembly, and inspection + test. Located in a 85,000 square foot facility in Westminster (Denver), Colorado, ATG has the capabilities and experience to produce the highest quality equipment, requiring stringent standards for workmanship, performance, and specification compliance.