When uptime is everything, MDI has been trusted by many household names like US Cellular, American Airlines, and CoreSite to ensure they are built never to go down. MDI's engineers and designers work like a team of skilled physicians to provide the most comprehensive, forward-looking solutions to your business focusing on the best returns for your investment. Over 90% of MDI's business is repeat or referral proving MDI is a long-term partner for your organization. When you look to move your business forward and downtime isn't in the budget, MDI has the solutions you need.