Service Express, Inc. (SEI) is a leader in delivering flexible support solutions for on-site data centermaintenance, focusing on mainframe, midrange and Intel based servers by IBM, HP, Sun/Oracle and Dell, as well as STK (StorageTek) and EMC storage equipment, and OS Support. SEI has also extended their service offerings by adding NetApp, Hitachi, and Cisco support.SEI’s focus is on its customers - providing professional technical support and outstanding customerservice at every level. SEI is serious about its service commitment, which is why the company hasearned a 98% Customer Retention Rate and a Net Promoter Score of 80. With SEI, you have an entire company committed to exceeding your expectations.Continuous growth and commitment to its employees has landed SEI on several "101 Best and Brightest Companies to Work For"​ lists over the past 11 years, both regionally and nationally. Previous testaments to this excellence has also been noted with being named to Michigan’s Top Workplaces list by the Detroit Free Press, as well as the Inc. 5000 America’s Fastest Growing Private Companies list.For more information visit www.seiservice.com and find out how SEI can be a partner in business.