Business Phone Systems Built for How You Work
It’s your platform, built for the communications experiences that move you forward.
Unlock the Power of Flexible and Resilient Business Phone System
When You Need to Connect, There’s Mitel
When communication matters most, Mitel delivers. Our unified communications and business phone systems give you the control, flexibility, security, and resilience to keep operations running, no matter what. With integration to core systems, Mitel removes friction and drives productivity. It’s unified communications without compromise.
A Business Phone System That Grows with You
Every organization has different needs. With Mitel, you choose the business phone system and features that fit, at your pace. From core voice services to emerging technologies like AI, we support the capabilities that matter most to you and your teams. No one-size-fits-all. It’s a communication system built around how you work.
The Flexibility You Need, the Security You Require
Not every organization can, or should, move to the cloud all at once. That’s why Mitel offers business phone systems that adapt to your environment, not the other way around.
Mitel Secure Cloud is one deployment option that delivers enterprise-grade communication, collaboration, and contact center capabilities in a dedicated, compliant cloud environment, expertly managed, but still under your control.
Mitel also supports on-premises, hybrid, and private cloud deployments, so you can stay connected, secure, and aligned with your strategy, on your terms.
Guided by Experts, Designed Around You
Choosing a business phone system shouldn’t mean navigating complexity alone. Mitel’s Services and Design experts work with you to understand your goals, infrastructure, and operations, then tailor a communication solution that fits. Whether modernizing one site or standardizing global communications, we help you get it right from the start.
Learn more about our full portfolio
More information on our full portfolio of business phone systems.
Enterprise Platforms
MiVoice Business
Powers secure, scalable communications across organizations of all sizes. MiVoice Business delivers enterprise-grade voice, mobility, and collaboration—whether on-premises, in the cloud, or a hybrid setup. Centralized management, robust security, and rich features make it a flexible foundation for future-ready unified communications.
OpenScape Voice
Built for large, distributed enterprises, OpenScape Voice is a carrier-grade SIP platform that delivers secure, scalable VoIP communication with centralized control. It integrates into multi-vendor environments, making it ideal for organizations prioritizing high availability and open standards.
OpenScape 4000
Built to evolve with your organization, this hybrid platform supports both legacy and IP telephony—enabling gradual migration to modern communications without disruption. It integrates with current systems while expanding access to advanced collaboration tools and next-generation capabilities.
MiVoice MX-ONE
Designed for complex enterprise environments, MiVoice MX-ONE supports voice, video, messaging, and mobility with flexible on-premises or hybrid deployment options. It’s ideal for organizations that need integrated collaboration and strong control over their communications landscape.
MiVoice 5000
Powering secure, feature-rich UC and contact center communications, MiVoice 5000 provides strong support for large enterprise needs and is uniquely ideal for French-speaking organizations with all user and admin tools available in French.
SMB Platforms
OpenScape Business
More productivity, less complexity—OpenScape Business, built specifically for small and medium-sized organizations, offers everything needed for diverse communication requirements, unified in a single flexible and scalable solution.
Learn more about our full portfolio
For more information on our full portfolio of business communication platforms
All your questions about Business Phone Systems, answered
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Mitel’s business phone systems are architected for long-term adaptability. Whether your strategy prioritizes cloud-first migration, maintaining on-premises control, or balancing hybrid operations, our solutions align with evolving infrastructure, compliance, and workforce models, without locking you into a single vendor approach.
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Unlike providers who force all customers into a cloud-only model, Mitel gives you full control over deployment, hosted cloud, on-site, or hybrid, with the ability to shift between models as your needs evolve. This flexibility is especially critical for complex organizations with regulatory, regional, or legacy system considerations.
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Mitel’s platforms are designed to integrate deeply across diverse IT ecosystems, including Zoom, Microsoft Teams, Salesforce, and proprietary vertical applications. Our open APIs, SIP support, and strategic partnerships allow business phone systems to operate seamlessly across multi-vendor environments without costly rework.
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With tools for centralized management, analytics, policy enforcement, and real-time performance insights, you retain control over your environment. Whether hosted or hybrid, Mitel enables operational transparency and governance aligned with enterprise IT and security standards.
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From strategic discovery through deployment and beyond, Mitel's Services team partners with you to design a solution around your operating model, user personas, and integration points. We offer planning, change management, training, and lifecycle services, led by experts who understand complex environments.