NEWARK, CA / ACCESS Newswire / January 29, 2026 / Altigen Technologies, (OTC:ATGN) a trusted provider of PBX, UCaaS, and customer engagement solutions for more than three decades, today announced a strategic licensing agreement with Crexendo, a leading cloud communications platform company.Under the licensing agreement, Altigen will leverage its deep experience in designing, deploying, and supporting premise & hosted PBX communications solutions to deliver customer and partner-facing solutions now powere ...