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Solutions Portfolio

C4 Assurance Cloud Communications Connectivity Infrastructure Cyber Security Mobility + IoT Software Artificial Intelligence

C4 Assurance

Full life cycle management wrapping every solution we deliver.

Sourcing, implementation, ongoing support, and renewal, all through one accountable partner across the whole life cycle.

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Cloud Communications

UCaaS, contact center, and customer experience platforms.

UCaaS Contact Center / CX

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Connectivity

Internet, SD-WAN, and SASE across every site.

Internet SD-WAN/SASE

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Infrastructure

Infrastructure decisions made simpler.

Cloud, colocation, and data center services sized to your footprint, with disaster recovery built in.

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Cyber Security

Endpoint, cloud, and network security.

Layered protection across endpoint, cloud, and network. Assessed, deployed, and managed.

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Mobility + IoT

Wireless, IoT, and mobile device management.

Carrier plans, devices, IoT connectivity, and MDM managed as one program.

Explore Mobility + IoT

Software

Microsoft, Google, and AWS licensing and adoption.

Licensing, provisioning, and adoption support across the major cloud software platforms.

Explore Software

Artificial Intelligence

LLMs, agentic AI, and Copilot.

Practical AI adoption across your existing stack, from Copilot rollouts to agentic workflows.

Explore Artificial Intelligence

Not sure where to start?

All Your Technology. One Partner.

Tell us what you're running today, and we'll map the right mix of solutions and providers.

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October 10, 2023

Press Release: C4 Communications Is Named CBIA’s Exclusive Telecom Consultant

C4 Communications, a full-service technology consulting firm based in Connecticut, is pleased to announce it has joined CBIA’s Membership Resource...

May 28, 2025

3 Advantages of Combining Bigleaf With Your Firewall Strategy

Learn how combining Bigleaf with your firewall delivers seamless failover, optimized apps, and easier IT management in this blog by C4 Communications.

C4 News & Resources

Press Release: C4 Communications Is Named CBIA’s Exclusive Telecom Consultant

3 Advantages of Combining Bigleaf With Your Firewall Strategy