Voice

Business VoIP (Voice over Internet Protocol)

Transform your communication with our VoIP systems, which use your internet connection to deliver high-definition voice calls at lower costs.

• Make and receive calls from desk phones, mobiles, or computers.
• Features include voicemail-to-email, auto attendants, call recording, and call forwarding.
• Perfect for small to medium businesses looking for flexibility and professional features.

Key Benefits:

• Lower call costs
• Advanced call management tools
• Mobility and flexibility

Cloud / Hosted PBX

Our Hosted PBX gives you all the benefits of an enterprise-grade phone system — without the physical hardware or maintenance. Hosted securely in the cloud, it connects your team over the internet, allowing you to manage users and settings from an easy-to-use web portal.

• Quickly add or remove extensions.
• Integrate with mobile and softphone apps for remote work.
• Centralised management for multiple office locations.

Ideal for: expanding teams, multi-site businesses, and hybrid workplaces.

Key Benefits:

• No on-site equipment required
• Easy management and scalability
• Business-class reliability

SIP Trunking

If your business already has an on-premise PBX, our SIP Trunking service connects it directly to the internet for smarter, more affordable calling.

• Keep your existing numbers and hardware.
• Handle high call volumes efficiently.
• Scale channels up or down as your business demands change.

Ideal for: large offices, call centres, and enterprises with in-house PBX systems.

Key Benefits:

• Compatible with existing infrastructure
• Lower costs than traditional ISDN lines
• Secure and future-proof connectivity

Tailored Solutions That Grow With You

At Square One Telecom, we don’t believe in one-size-fits-all solutions. Our expert consultants take the time to understand your team structure, call flow, and growth goals — then design a voice solution that enhances efficiency and scales with your business.

We provide full support from consultation to installation and ongoing maintenance, so you can focus on what matters most — your customers.