4704 East Mercer Way
Mercer Island, Washington 98040 
(866) 219-1757
(425) 671-0188
Web Home Page:
Chief Executive Officer:
Steven M. Umbehocker
Director, Business Development:
William Rocca
Senior Engineer:
Ray Naab
Business Focus:
OS NEXUS makes next-generation storage products to meet the needs of small, medium and enterprise businesses that need high-performance, reliable and cost-effective SAN/NAS storage for server virtualization, private cloud, media editing and disk-to-disk backup solutions. The company's flagship product, QuantaStor, is an iSCSI/FC/NFS storage system OS built from the ground up to be easy to use, low cost and scalable. QuantaStor E Series storage systems provide a turnkey hardware solution.
Products/ Services:
QuantaStor brings a number of unique features to the table including multitenancy and QuantaGrid scale-out management. Multitenancy is achieved via the company's private storage cloud feature.
Managed hosting companies, cloud service providers, universities, research institutions, SMEs and large enterprises.
Annual Sales:
Less than $1 million.
Citrix-Ready certified.
Business Categories:
  • Client Server Technology
  • Cloud Computing
  • Compression Technology
  • Data Storage
  • Disaster Recovery/Reconstitution
  • Information Management
  • Information Security
  • Information Systems
  • Internet Technologies
  • Intranet Technologies
  • Network Management
  • Networking Technologies
  • Optical Disks/Storage
  • Software
  • Software Engineering
  • Solid State Devices
Small Business Status:
  • Small Business
  • Federally-designated Small Business
NAICS Industry:
  • Computer Storage Device Manufacturing
  • Computer Systems Design Services
  • Computer and Software Stores
  • Custom Computer Programming Services