CornerStone Telephone Company is a group of telecommunication and customer service professionals dedicated to providing the best communication and networking solutions to business and enterprise customers, including: telephone, Internet, hosting, data center, cloud computing, and business services. We serve our clients by providing reliable business communications solutions, supported by unrivaled customer service and technical support teams.

Our dedication to this mission has lead to success. Established in 2001, CornerStone has grown to over 120 employees and 10,000 customers in New York, Massachusetts and Pennsylvania. Our company headquarters are located in Troy, NY, with regional facilities, customer service and support locations in Syracuse, Oneonta, New York City, Poughkeepsie and Richmond, Mass. CornerStone was ranked, as one of the fastest growing private companies in the United States, on the Inc. 5000 lists in 2007, 2008, and 2010, and is recognized by the Business Review as one of the Capital Region's Best Places to Work.


As one of the Capital Region's Best Places to Work, CornerStone supports a positive work environment that is fun, challenging and rewarding. Our employees take pride in their work and delivering on our mission of a superior customer experience. Our team works together to collaborate and leverage individual strengths. We are people who are committed to producing a top quality product, in a supportive work environment.


We offer competitive compensation plans including salary, commission, and business allowances. Our employees' benefit from health and dental insurance, a 401k plan, life and disability insurance, paid time off, vacation and holidays, wellness programs, and tuition assistance. Employees are also offered reduced rates on telephone, data and security services.


Our company success is based on the commitment of our team members to provide the highest level of customer support. If you're a customer-oriented, team player that can take on new challenges, while still having fun, CornerStone may be the place for you. Qualified candidates must be organized self-starters, able to multi-task, and succeed in a sales environment. Prior business-to-business sales experience is necessary. Candidates must have a positive attitude and be willing to thrive in a fast-paced environment.

Click here to submit your resume to our Human Resource department.