Case Study
American Express
CASE STUDY American ExpressRETROFIT A PAINLESS UPGRADE AT AMERICAN EXPRESS The very fact that an existing chilled water system can be retrofitted with adaptive control to reduce plant energy use without replacing the entire BAS opens new doors to upgrade facilities. American Express discovered they could do just that without changing out a single wire of their existing Johnson Controls Metasys BAS and integrating tekWorx Control Engine Optimi