ATS, Inc CrossPoint Billing Solutions for Convergent Billing, Carrier Access Billing and Call Record Conversion Campus Alert Solutions Send Emergency Alerts or Important Messages by Email, Text Messaging or Voice. Available for Schools, Businesses, Governments and Non-Profits Legacy Systems Financial Systems, Customer and Marketing Databases, Logistics Systems... Alternative Telephone Service, Inc is a West Virginia based company incorporated in the state of Maryland in 1989; the corporate office is location in Martinsuburg, West Virginia. The company qualifies as a veteran owned small business. ATS began in the telecommunications industry and has evolved into a highly skilled software development firm. Our expertise is in telecom, construction management, financial and business management industries. Collectively, the ATS staff has over 80 years of experience in software development. We have a wide diversity of experience needed to design and develop applications to fit the need of a business today and scalable to grow with them tomorrow. ATS developers are continually trained and certified in IT technologies we use in order to keep up with the constantly changing technology and consumer demand. ATS has years of experience in software application development and custom application implementation and deployment for clients spread across the United States. We provide application maintenance and support at various software application development stages of the software life cycle based on client needs.