For nearly sixteen years, Business Telephone eXchange (BTX) has been a leader in installing and managing VoIP/PBX systems with clients ranging from local mom-and-pop businesses to some of the largest companies in the Silicon Valley and beyond. We contract with the best and brightest vendors in the industry to bring you an incredible array of cutting-edge solutions for all of your company's needs, regardless of size, regardless of scale. For more information, or if you're interested in obtaining a quote for any of our services, please visit us online at www.btxchange.com.