Cornerstone Services Group is a construction company delivering high-quality service – cost-efficiently and safely – time and again. We’re highly experienced in these specialized and challenging areas: Mechanical Insulation, Abatement/Remediation, Firestop Systems, Certified Energy Assessments, Noise Control, Scaffolding, and Smart Jackets. We are committed to exceeding expectations with an unwavering philosophy that quality, productivity and safety are inseparable components to any job well done. Our experience helps protect your investments and your personnel. Cornerstone Services Group is a company of Irex Contracting Group, a North American network of leading-edge, highly-skilled and specialty-focused contractors delivering exceptional value in innovation, performance, safety and service. Cornerstone Services Group is dedicated to being the preeminent specialty contracting organization in the markets it serves. This is achieved through teamwork at all levels of the organization and performance based on continuous improvement of all business processes, including estimating, sales, safety and contract execution. Our employees are committed to building long-term relationships by bringing exceptional value to our customers.