Grandstream IP Voice Solutions Now Certified with

Certification allows customers to seamlessly utilize Grandstream’s award-winning IP Phones and IP PBXs with service from

Boston, MA, USA and Montreal, Canada – March 5, 2019 – Grandstream, connecting the world with award-winning SIP unified communication solutions since 2002, and, a provider of feature-rich VoIP services, today announced official compatibility. Grandstream’s award-winning GXP series of IP Phones and UCM series of IP PBXs are fully certified for use with’s powerful service platform. As a result, resellers, installers and end-users in the U.S. and Canada can build a robust VoIP solution by combining Grandstream's on-premise devices with state-of-the-art VoIP service from VoIP.MS. was founded by IT and business professionals looking for a better way to bring IP Phone services to companies. It is devoted to providing quality local and international connections to its clients around the world. By being a strictly Bring-Your-Own-Device (BYOD) service, is able to focus its attention on giving customers a highly flexible, feature-rich cloud-based communication service that won’t cost more than it needs to. To learn more and sign up, visit

Grandstream's state-of-the-art VoIP endpoint solutions allow businesses and residential users to build powerful, customizable and easy-to-use communication platforms. The company offers all of the products needed to build integrated voice, video, data and mobility solutions that increase productivity and make it easier than ever to communicate. Founded in Boston, MA, USA in 2002 as one of the first VoIP manufacturers in the world, Grandstream’s award-winning solutions are relied on in over 150 countries. Its GXP series of IP phones offers the ideal IP phone for every user by offering a suite of Basic, Mid-Range and High-End models. The company’s UCM series of IP-PBXs has become one of the most popular on-premise IP-PBXs in the world and offers users a powerful on-premise IP PBX to manage their service connections or create a local backup option.

About Grandstream
Grandstream Networks, Inc. has been connecting the world since 2002 with SIP Unified Communications products and solutions that allow businesses to be more productive than ever before. Our award-winning solutions serve the small and medium business and enterprises markets and have been recognized throughout the world for their quality, reliability and innovation. Grandstream solutions lower communication costs, increase security protection and enhance productivity. Their open standard SIP-based products offer broad interoperability throughout the industry, along with unrivaled features and flexibility.

About is a Canadian voice over internet protocol (VoIP) provider headquartered in Montreal, Canada. provides a vast range of standard telephony features as well as enhanced communication features to simplify both business and residential communications such as local DID numbers in 60+ countries, it also offers termination (outgoing calls) in over 125 countries across the globe, toll-free numbers, audio conferencing and services such as E911, CNAM Lookup, SMS, virtual fax, virtual PRIs and local number portability. is also a provider of Voxbone’s iNum initiative. It mostly operates on a Pay-As-You-Go business model.


Phil Bowers
David Rouleau

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