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  • Business Telecomunications Systems Inc.
    Business Telecomunications Systems Inc.
    951.272.3100
    500 E Grand Blvd, 92879-1537  Corona

    BTS has emerged as the new leader in telecommunication technology, deploying ShoreTel VOIP phone systems, data networks and a full complement of software and hardware solutions. BTS has earned the Circle of Excellence and Highest Customer Satisfaction rating from ShoreTel. We are a total solutions …