TSI Logo
Avaya Business Partner Logo


Avaya Business Partner Logo
TSI is officially recognized by Avaya as a Diamond Certified Avaya Business Partner. This was done because Avaya has seen all the investments we are making for our customers. Avaya is the company that was formerly known as Lucent Technologies, which is the leader in telecommunication products and has been in this business for over 130 years.
You may be wondering "what does all this mean for me?", it means that as a TSI customer you are assured that you are working with some of the most experienced and
best-qualified people. Our staff is fully trained by Avaya, we are endorsed as an authorized representative of the company's products and services. TSI is your "one stop" company for all the Avaya telephone systems and equipment your company is looking for.
About Being an
Avaya Business


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Darby, PA 19023
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