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Avaya/Nortel/3CX Maintenance

BTS Celebrates 40 Years of Excellence

BTS recently celebrated 40 years in business, and one of our core offerings has been providing top notch support of our customers legacy Avaya/Nortel/3CX phone systems. We are happy to discuss new systems and technologies but have the expertise and infrastructure to support your current system as-is.

Fixed Monthly Cost

Predictable expenses with a fixed monthly rate for comprehensive maintenance services.

Certified Technicians

Skilled experts certified in Avaya, Nortel, and 3CX systems, ensuring top-notch service.

Customizable Coverage Options

Tailor your maintenance plan to fit your unique business needs and budget.

Nationwide Support Network

Reliable and responsive support available across the entire country.

Guaranteed SLA Response Time

Prompt service with guaranteed response times as per your Service Level Agreement.

Unlimited Free Help Desk Support

Access 24/7 help desk support for troubleshooting and assistance at no additional cost.

Trusted by 1,000+ Businesses for Over 40 Years!!!

Legacy Maintenance Customers
0 +
Total Telecom Endpoints
0 K+
First Call Resolution
0 %
Customer Satisfaction
0 %
Google Rating