Dot Hill Systems | 2,257 followers on LinkedIn. Offering world-class security, availability and data protection, Dot Hill provides responsive and adaptive RAID hardware and storage virtualization and management software solutions to meet today’s business demands. With more than twenty years in the storage industry, Dot Hill has a solid reputation in the storage array market for its AssuredSAN™ storage systems, which are private labeled by some of the world's most prominent storage brands. Dot Hill’s headquarters is located in Longmont, Colorado.