Converged Communication Systems sales, services, supports, and maintains business telephone systems and data networking products. We specialize in Avaya Communication products, however work with many other phone system and data product manufacturers to provide a complete solution based around your business needs. For more information call us 847.440.8600 or visit our headquarter website for more solutions and services

    Converged Communication Systems, LLC, is a full Avaya sales distributor serving Chicago and providing nationwide Avaya professional services, Avaya support, and Avaya maintenance. We specialize in small business Avaya solutions as well as Avaya enterprise class telephony solutions focusing around your business needs. We are a full in-house sales and support organization that also focuses on your data network and voice and internet service provider needs working with a number of telephone service providers and VoIP providers nationwide to provide a complete solution.

    We sell and support all Avaya product lines including: Avaya Partner®, Avaya One-X, Avaya Quick Edition, Avaya IP Office, Avaya Merlin®, Avaya Definity®, Avaya s8100, Avaya s8300, Avaya s8500, Avaya s8700 and all other Avaya solutions. Our Chicago based convergence support center gives us the flexibility to assist customers nationwide by providing excellent and around the clock Avaya maintenance services. We also sell and support a number of peripheral products and data network equipment to provide an end-end voice and data solution.

    If you have an older Avaya phone system (AT&T phone system or Lucent phone system), we can support you fully and provide upgrades, migrations, maintenance, moves, adds, changes, etc to keep your investment protected. Some older AT&T and Lucent phone systems include: Partner®, Partner Endeavor®, Partner II®, Partner Plus®, Partner®, ACS, Merlin® 206, 410, 820, Merlin Plus®, Merlin® 1030, Merlin® 3070, Merlin® II, Merlin Legend®, Merlin Magix®, Spirit 308, Spirit 616, Spirit 1224, Spirit 2448, Comkey, 1A, System 25, System 75, Definity® BCS, Definity® Prologix, Definity®, Definity® G3, Definity® G3si, Definity® G3r, Definity® ECS and more.

    If you are looking for small business solutions or large enterprise class solutions, Converged Communication Systems and Avaya Chicago have the right solutions for you. Providing Avaya sales, Avaya service, Avaya support, Avaya maintenance, Avaya installation, and Avaya programming services, the CCS Support Group can help with your IT and telecommunication infrastructure. Contact us at 847.440.8600 for more information, to setup a free Avaya demo, for a free phone service analysis and more.

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