Voice & UC

VoIP & Unified Communications

Phones and messaging that work wherever your people are.

Get an instant IT quote — 1 min Call +353 44 400 4696

Modern business phone systems, without the hardware headache.

Move off ageing phone lines to cloud voice and unified communications — calls, video, chat and voicemail on any device, from anywhere. Lower cost, more flexibility, fully managed.

What's included

Everything you need, managed for you.

Cloud phone systems

Hosted VoIP with all the features, none of the hardware.

Work anywhere

Take calls on a desk phone, mobile or laptop.

Teams integration

Voice built right into Microsoft Teams.

Managed & supported

Set up, supported and scaled by us.

The outcome

What you get with Serjax.

Lower call costs
Work from anywhere
One number, any device
Fully managed

See what it would cost

Questions, answered

Frequently asked

Can we keep our existing numbers?

Yes — we port your numbers across so nothing changes for your customers.

Does it work with Microsoft Teams?

Yes — we can put your phone system directly inside Teams.

Do we still need desk phones?

Only if you want them — calls work on mobile and laptop too.

Explore our other services.

Managed IT Services IT Support & Helpdesk Cybersecurity Services Microsoft 365 & Cloud Server Solutions Network & Infrastructure

See what better IT would actually cost you.

Five taps, a guideline price on screen · no call required, no obligation.

Get my instant quote Call +353 44 400 4696

Rated 4.9 on Google by Irish businesses.