Our
Companies
GTK is the parent company behind two specialized firms — each built to the same standard of excellence, each focused where it matters most.
Keystone
TelX
A GTK Company · VoIP & Telecom
KeystoneTelX is GTK’s telecommunications division, delivering business VoIP, phone systems, and connectivity solutions to small and mid-size businesses. Reliable communications infrastructure for companies that cannot afford downtime.
From initial setup through ongoing support, KeystoneTelX applies the same precision and accountability that defines every GTK company.
Visit KeystoneTelXkeystonetelx.com
VoIP &
Telecom
KeystoneQ
A GTK Company · Managed IT
KeystoneQ is GTK’s managed IT division, providing fully managed technology services to small and mid-size businesses. Proactive monitoring, helpdesk support, endpoint management, and cybersecurity — delivered under one accountable partner.
KeystoneQ clients benefit from the full depth of the GTK family — backed by the consulting expertise and proprietary tools developed at the parent level.
Visit KeystoneQkeystoneq.com
Managed
IT
“Every company in the GTK family operates to the same standard — because our name is on all of it.”
GTK maintains full ownership and operational oversight of both KeystoneTelX and KeystoneQ. This isn’t a portfolio play — it’s a deliberate decision to build depth across the technology stack that every small business relies on.
When a client engages any GTK company, they have access to the full family. That’s the advantage of working with a firm that thinks in systems, not silos.