G12 Communications is a cloud-based provider of advanced IP communication services, founded in 2011 and based in Kirkland, Washington. The company specializes in delivering fully integrated cloud communication systems tailored for businesses of all sizes, including government agencies, educational institutions, and healthcare organizations. G12 Communications focuses on enhancing business connectivity and productivity through a solutions-based approach.

The company offers a comprehensive suite of services, including hosted VoIP and cloud PBX, SIP trunking, integrated access and conferencing, and interactive voice response (IVR) systems. G12 also provides enterprise mobility services, Microsoft Teams phone integration, and multi-channel messaging solutions. Security and compliance are prioritized, ensuring HIPAA compliance and encrypted communications. Additionally, G12 offers hardware options and USA-based Tier 1 support, along with on-site training to facilitate smooth implementation and operation. In October 2023, G12 Communications was acquired by Momentum Telecom, further enhancing its capabilities.