Granite Telecommunications, LLC provides enterprise-wide telecommunications solutions using an industry-leading support platform, dedicated program management and support teams, a flexible billing platform that can consolidate all of your services and locations on a single electronic invoice,
and concierge customer service that is available 24/7/365.

Founded in 2002, Granite operates under NAICS codes 517110, 517911, and 517919 and provides telecommunications services to more than 10,000 commercial and Government customers at over 500,000 locations. Services include but are not limited to:

• Legacy Voice Services (Local and Long Distance)
• VoIP Solutions (Hosted PBX, SIP Trunking, ePRI)
• Private Networking (MPLS, Metro Ethernet)
• Managed Network Services

• Internet Access (Broadband and Dedicated)
• Audio and Web Conferencing Solutions
• Premises Equipment and Structured Cabling
• Cable and Satellite Television



Granite proves one-stop solutions for voice, data, internet, wireless, managed services and secure network options throughout the United States and Canada.

Granite understands that no two businesses are run the same way, and will create a flexible communications solution tailored to each customer’s needs today and in the future.

• Managed Services
• Dedicated Internet Access
 Cloud Services    Mobility
• VoIP ( SIP / Hosted PBX )
 Free Project Management
 Network Integration
 Legacy Voice


Intelisys is the largest Technology Services Distributor in the world.

Through this volume leverage, we can access the best telecom, cloud and cable services prices found anywhere in the market.

Superior Pricing

Through Intelisys, we have access to C-Level decision makers at both the largest and the most niche suppliers in the world, and everyone in between.

Our support team works with their support team to resolve escalations quickly and effectively.

No waiting on the phone with low level customer support. As a result, you get hundreds of support staff working for your customer support.

Customer Support

Intelisys Telecom and Cloud engineers work with Connections Wizards, and with the chosen supplier(s), to determine the best solution for your business.

Intelisys telecom and cloud solutions specialists work with Connections Wizards to find further cost savings, efficiency, and strategic solutions for your business.

You get THREE TEAMS working to create the best solution for you (at no additional cost).

The support and patronage of our customers gets us out of bed in the morning and inspires us to exceed expectations.

CallTower exists to enable people to easily connect to transact business communications. Since its inception in 2002, CallTower has become a leading provider of cloud-based, enterprise-class Unified Communications solutions for growing organizations worldwide. CallTower provides, integrates and supports industry-leading, cloud-based, Unified Communications and Collaboration solutions, including Cisco® Unified Communications Manager, Microsoft® Skype for Business, CT Cloud Voice, Office 365, Zoom Video Communications and Adobe Connect services for business customers.

CallTower enhances our clients’ strategic and operational capabilities by integrating VoIP service, mobile applications, email hosting, unified messaging, instant messaging, audio, web and video conferencing, collaboration tools, contact center, cloud services and global networks solutions into one reliable platform.