DENVER--(BUSINESS WIRE)--H5 Data Centers, a national colocation and wholesale data center provider, today announced more than eight million dollars in energy-efficient infrastructure upgrades to its 300,000 square-foot Denver data center campus. The upgrades are projected to lower the overall PUE of the Denver colocation campus as well as strengthen the company’s commitment to infrastructure reliability and environmental responsibility. “Investing in energy-efficient data centers is good for th