Business telephony

Make and receive calls with your business number — from laptop, mobile or desk phone. No expensive phone system, everything runs in the cloud.

2000+

Cloud workspaces

6000+

Microsoft 365 accounts

10+

Years of experience

ISO 27001

gecertificeerd

NEN 7510

zorg-informatiebeveiliging

Microsoft

Silver Partner

FD Gazelle

2022 / 2024 / 2025

Why cloud business telephony?

Traditional phone systems are expensive to buy, maintain and expand. With cloud telephony everything runs online. You call via internet (VoIP) with your existing business numbers — from laptop, tablet, mobile or desk phone. The benefits: no hardware, no maintenance, easy scaling, employees reachable everywhere.

Teams Telephony

Call via Microsoft Teams with your business number — integrated with Outlook.

isaBEL

Professional fixed telephony with menus, queues and call center features.

Odido Business

Business mobile telephony via the Odido 5G network.

Number porting

Your existing numbers are transferred. Clients notice nothing.

Our telephony solutions

Three solutions, standalone or combined: • Microsoft Teams Telephony — Call via Teams with your business number. Integrated with Outlook and calendar. • isaBEL Telephony — Our own cloud phone system (built on PBXware). Base bundle €49.95/mo + €7 per extension with unlimited calling in Europe. IVR menus, queues, call center features and detailed reporting. • Odido Business — Business mobile telephony via the Odido 5G network.

VoIP: calling via internet

VoIP means calling over your internet connection. Quality equals or exceeds traditional telephony with HD Voice. • Lower costs — no phone lines, no hardware • Flexible — call from any device, anywhere • Scalable — add or remove extensions in minutes • Feature-rich — menus, transfer, voicemail-to-email, recording • Integrated — CRM, Outlook and Teams integration

The transition: number porting

We handle the complete transition: 1. Inventory of your current setup 2. Advice on the best solution 3. Number porting (1-2 weeks) 4. Configuration of menus, groups and voicemail 5. Go live — no disruption Your clients notice nothing.

Costs

Costs depend on the chosen solution and number of users. Teams Telephony is an add-on to Microsoft 365. isaBEL starts from a fixed amount per extension per month. No installation costs, no long-term contracts. Call 085 013 4500 for a custom quote.

Customer stories

What our customers

4.9/5 based on customer reviews

We've trusted Virtual Computing with our IT for over 18 years. From a handful of workstations we've grown to 250+ users spread across Europe. Online Workplace, Microsoft 365, Windows 365 — it scales effortlessly. Fantastic service and excellent knowledge.

Matija Jolic

Aushi BV

01/04

Frequently asked questions

Can I keep my current number?

Yes. We port all your existing numbers. Clients notice nothing.

What does business telephony cost?

Depends on solution and users. Contact us for a custom quote.

Do I need a phone system?

No. Everything runs in the cloud. No hardware, no maintenance.

Can I combine Teams with isaBEL?

Yes. Many clients combine Teams for daily calling with isaBEL for advanced features.

What about internet outages?

Calls can automatically forward to mobile numbers as failover.

How long does the transition take?

Technical setup within a day. Number porting 1-2 weeks.

Ready to get started?

Book a free consultation about the best ICT solution for your organisation.