Business Telephone and Networking Services

Specializing in phone system and networking installation, upgrade, and support services for businesses of all sizes.

TRUSTED BRANDS

CTS Offers Business Telephone Support and Sales

Commercial Technology Solutions (aka Commercial Telephone Systems) has proudly served the St. Louis and Illinois regions since 1974. With decades of experience, our expert team is dedicated to delivering unmatched satisfaction through a range of remote and on-site services. Specializing in phone systems, networking services, wiring, installations, relocations, and programming, we stand out for our holistic approach to solving your technological needs. Our dedication to providing top-tier customer support guarantees that your systems operate seamlessly.

 Brands We Sell and Support

  • Avaya Business Phone Systems
  • EnGenius
  • ESI Business Phone Systems
  • Nortel Business Phone Systems
  • Mitel Business Phone System
  • Partner ACS Phone System
  • Vertical Business Phone System
  • Valcom Paging
  • and more!

VOICE

CLOUD

NETWORKING

CELL BOOSTER

STRUCTURED CABLING

SURVEILLANCE

OVER

5000

Solutions Sold

IN BUSINESS SINCE

1974

OVER

200

Years of Telecom Experience 

SERVICE

Since 1974, CTS has been delivering superior communication solutions and networking services to businesses across St Louis and Illinois.

SOLUTIONS

We’re committed to delivering customized communication solutions that meet the unique needs of your business. As an independent dealer of data and telecom equipment, we have the flexibility to offer the best options for your specific requirements.

STABILITY

Our unwavering focus on customer satisfaction has made us a trusted name in the communications  and networking industry. By establishing a relationship with CTS, you can enjoy peace of mind knowing that our exceptional services and technical support will be available and accommodating every time you need them.

INDUSTRIES WE SERVE

COMMERCIAL

INDUSTRIAL

LEGAL

EDUCATION

religious Facilities

Hospitality

RETAIL

HEALTHCARE

transportation

Government

TESTIMONIALS

SEE WHAT OUR CLIENTS SAY