For over 20 years Cornerstone Communications has delivered a higher level of service at a substantial savings.
For Your Business
Modular Support Specialists
Unified Communication Solutions for Every Business Size
Whether you own or work in a small business, big company or somewhere in the middle, Cornerstone has a unified communications solution that can save you money while giving you more features than ever before!
- Small BusinessWhether your small business has 10 users or 100, Cornerstone Communications delivers the world’s most complete cloud-based unified communications solution for your business VoIP problems.
- Midsize BusinessIdeal for midsized companies with up to 500 lines in one location (with devices including deskphone, softphone and mobile applications) and is customizable based on number of lines or seats.
- Enterprise SolutionsCornerstone has flexibility to meet even the most complex enterprise needs. Whether you have business VoIP users in one location or across many locations we can help meet your needs.
API Technologies corp.
Our client’s reviews
Taking the time to thank you and your team of Engineers at Cornerstone Communications. We had a complete and total voicemail outage and your team of Engineers responded in 30 minutes. We brought our voicemail server to your site and you had it operational in one hour. That is just tremendous customer service! We recommend Cornerstone on all facets of telecommunication services to any existing or future clients. We have been Cornerstone Communications’ client since 1999…that is 18 years of continuity that is unseen in today’s World.
Energizer Holdings, Inc.