(312) 818-2605


  • Install: Our certified technicians handle every aspect of installation, ensuring your Grandstream Business Phone system is set up correctly for optimal performance. We work efficiently to minimize disruption to your business operations during the installation process.

  • Support: Our dedicated support team is available to provide timely assistance whenever you need it. Whether you have questions, encounter technical issues, or require troubleshooting, we’re here to help you resolve any concerns and keep your communication system running smoothly.

  • Service: Regular maintenance is essential to ensure the ongoing reliability and performance of your Grandstream Business Phone system. We offer comprehensive service plans to proactively address any potential issues and optimize the functionality of your system.

  • Repair: In the event of any hardware or software issues, our skilled technicians are equipped to diagnose and repair your Grandstream Business Phone system promptly. We strive to minimize downtime and restore full functionality to your communication system as quickly as possible.

Why Choose Chicago Business Phone Systems?

  • Expertise: With years of experience in the telecommunications industry, our team possesses in-depth knowledge and expertise in Grandstream Business Phone systems.
  • Personalized Service: We take the time to understand your unique business needs and goals, delivering personalized service and tailored solutions to meet your requirements.
  • Customer Satisfaction: We prioritize customer satisfaction above all else, striving to exceed your expectations with prompt, reliable service and support.
  • Certified Partnerships: As certified partners of Grandstream, we offer access to genuine products and the latest technologies to ensure the highest quality solutions for your business.

Chicago Business Phone Systems is your trusted partner for all your Grandstream Business Phone system needs in Chicago. With our comprehensive services, expertise, and commitment to customer satisfaction, we’re here to help you optimize your business communication. Contact us today to learn more about how we can assist you with your Grandstream Business Phone system requirements.

Grandstream Office Phone Systems, Repair, & Maintenance, Service Chicago

Elevate Your Business Communication with Grandstream Business Phone Systems in Chicago

In the dynamic landscape of Chicago, Illinois, efficient communication lies at the heart of successful enterprises. Grandstream Business Phone Systems emerge as the quintessential solution, seamlessly blending innovation and reliability to meet the diverse needs of businesses across the Windy City. At Chicago Business Phone Systems, we proudly offer a comprehensive suite of services tailored to empower your business with Grandstream’s cutting-edge communication technology.

Why Choose Grandstream Business Phone Systems?

  • Innovative Technology: Grandstream Business Phone Systems are renowned for their advanced features and innovative technology. From high-definition voice quality to intuitive user interfaces and robust security features, Grandstream delivers a superior communication experience that enhances productivity and collaboration.

  • Scalability: Whether you’re a small startup or a large corporation, Grandstream offers scalable solutions to accommodate your evolving business needs. With flexible deployment options and the ability to add or remove users and features seamlessly, Grandstream adapts to your growth trajectory with ease.

  • Affordability: Grandstream Business Phone Systems provide exceptional value for money, offering enterprise-grade functionality at a fraction of the cost of traditional phone systems. With competitive pricing and low total cost of ownership, Grandstream helps businesses of all sizes maximize their ROI on communication technology.

  • Reliability: Built on a solid foundation of reliability and performance, Grandstream Business Phone Systems ensure uninterrupted communication for your business. With redundant failover mechanisms and built-in disaster recovery features, you can trust Grandstream to keep your business connected even in the face of unexpected challenges.

  • Feature-Rich Solutions: From basic voice calling to advanced unified communication features, Grandstream offers a comprehensive suite of solutions to meet your business communication needs. Whether you’re looking for IP PBX systems like the Grandstream UCM6204 or UCM6208, IP phones, or video conferencing solutions, Grandstream has you covered.


  • Grandstream UCM6200 Series: The UCM6200 series is a powerful IP PBX appliance designed for small to medium-sized businesses. Featuring advanced voice, video, data, and mobility features, the UCM6200 series provides a complete communication solution in a single device. Models include the UCM6202, UCM6204, and UCM6208, offering varying capacities to suit different business requirements.

  • Grandstream UCM6300 Series: The UCM6300 series represents the next generation of IP PBX appliances, offering enhanced performance and scalability for medium to large enterprises. With support for up to 3000 users and 450 concurrent calls, the UCM6300 series delivers enterprise-grade communication capabilities, including video conferencing, call recording, and more.

  • Grandstream IP Phones: Grandstream offers a wide range of IP phones to complement its PBX systems, including desktop phones, wireless phones, and video phones. From entry-level models to high-end executive handsets, Grandstream IP phones combine superior audio quality, intuitive interfaces, and advanced features to meet the communication needs of any business.

  • Grandstream GXV Series: The GXV series includes video conferencing solutions designed to enhance collaboration and productivity in the workplace. With features such as HD video, screen sharing, and support for popular video conferencing platforms, the GXV series enables seamless communication and collaboration across teams and locations.

  • Grandstream GXP Series: The GXP series comprises a wide range of desktop IP phones featuring sleek designs, intuitive interfaces, and advanced functionality. From basic models for everyday use to executive models with color screens and programmable keys, the GXP series offers options to suit every user’s preferences and requirements.

Our Services:

At Chicago Business Phone Systems, we pride ourselves on providing comprehensive services to meet all your Grandstream Business Phone system needs in the vibrant city of Chicago. Our array of services includes:

  • Buy: We simplify the purchase process by offering a wide selection of Grandstream Business Phone system models tailored to your business requirements. Our experienced team guides you through the selection process, ensuring you find the perfect solution to meet your communication needs.