Terago Networks
Open System Group leases rack space and bandwidth from Terago Networks'.
Terago Networks offers cloud services, including shared server, shared storage and network services with extensive granularity as well as colocation services.
Kerio
Open System Group entered an value added reseller agreement with Kerio on July 28, 2014. Since that time Open Systems Group, operating as Open Systems Group, has installed the Kerio's Control Box technology at two client locations.
Kerio Technologies, Inc., a global provider of complete IT infrastructure solutions, allows businesses to connect, communicate, and collaborate securely. Kerio distributes its solutions through a network of more than 6,000 reseller partners. We currently have more than 60,000 customers and millions of users of our technologies. Founded in 1997, Kerio is headquartered in San Jose, California, and has offices in New York, Brazil, Germany, the United Kingdom, the Czech Republic, Australia, and Russia. Kerio is a Microsoft Gold Certified Partner, a member of CalConnect, a calendaring and scheduling consortium, and a member of the Mac Developer Program.