HQ - Rochester, NY

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D4, LLC was founded in 1997 in Rochester, NY. In an industry which did not exist two decades ago, D4 has an enviable eighteen-year history of growth and accomplishment.

John Holland, D4’s founder and CEO, started his career at Xerox, where he Iearned about the importance of quality and customer service. That experience set the tone and rhythm for D4 in offering top-of-the-line products and solutions and providing first-class service in everything we do.

D4 has built a “do what it takes to deliver better” culture that permeates throughout our entire organization. We are not just a company, we are a family. And we know that when our employees are happy and productive, our customers will be happy and successful.

Discover More: d4discovery.com/about-us

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