Oxfordshire - 01865 844 000
London - 0203 889 5555

Welcome to Commswise
Business Telecoms Experts

Based in Oxfordshire & London

Telephone Engineers

Rain or shine our engineers will be there when you need us most. If you have a telecoms emergency we’re the people to call.

Business Telephone Systems

We specialise in setting you up with the best telephone system solutions for your situation and budget. Install, maintain, repair, we do it all!

Cloud Hosting Services

Require Cloud hosted and fully managed High Definition (HD) IP telephony services. Installed and maintained by our team daily.

Voip System Installations

Our cost effective Voip telephone systems allow flawless and flexible communication without sacrificing reliability.

Data & Network Cabling

Our cabling solutions know no bounds! Don’t get yourself in a muddle, when things go wrong with cabling, they go seriously wrong. We’re the cabling pro’s.

Fibre Optic Installations

Don’t let your business grind to a halt as a result of ‘bottle necked’ bandwidth and intermittent internet access. We specialise in fibre optic install and set up.

Business Broadband Services

Every business is different and as such are your needs. We offer bespoke broadband packages that the biggest internet providers won’t offer you.

IT Services & Support

Telecoms and IT go hand in hand when it comes to business, there is no point dealing with more than one company. Cut your costs as we specialise in both.

Welcome To

Commswise specialise in the supply, installation and maintenance of telecommunications, telephone systems and structured data cabling (including fibre optic, Cat5e, Cat6, Cat6a) for corporate, public & private sectors.

Our products include a complete range of telephone systems ranging from home office applications to small business and corporate solutions, incorporating digital, fibre optic and Voice over IP (VoIP) technologies.

Our quality assured installation and maintenance services are second to none and benefit from over 25 years professional experience in a constant evolving sector.

Why Choose Us?


Commswise has been providing a telecoms service for over 25 years in the field of business communications.


In an ever changing market, we are committed to excellence and offer unrivalled customer service.


We supply, install and maintain many types of communications solutions, which will reduce your costs.


We can help improve your customer service and help you achieve faster and more effective communications.

Need our help with your telecoms?
Call us on 0800 279 0445

Alternatively fill in the form below

The Telecoms Company You Can Rely On

If you need time served telephone engineers that can handle any job and provide a fast and efficient service or solution, then get in touch with us today, and we’ll help sort out all your issues.

As well as offering general telecoms services, we also have emergency telephone engineer services too.

This is for anything that needs to be acted on right away – we send out a team as soon as we get your call.

How Can We Help You?

Aside from fixing various telecommunication faults, our engineers can bring a lot of benefits to your business.

We cover everything you can possibly imagine, our service extends beyond merely installing or repairing telephone systems. We work with a range of different systems and can completely revamp your communications network.

From switching to a modern VoIP system to upgrading your old data cabling; we make your business better.

Our engineers can also help with broadband problems, IDSN line issues, wiring faults, emergency doors/lifts, and even intruder alarm services as well.

To put it simply, we’re here to help take your business to the next level and make you more secure and productive.

You will worry less about faulty things or communication systems not working, and can start focusing more on what you’re best at.

Let us take care of all the technical issues behind the scenes while you work on bringing in more clients and making more sales.

What Our Clients Have To Say About Us

  • Whenever we have an issue with our phone systems or internet, I know that prompt and professional help is just a call away. Since we first used Commswise it was clear we’d not need to use anyone else again.

    James Kelly
    Valued Customer
  • Commswise were recommended to us by a company partner, it is easy to see why. The nightmare of a full office move was eased by the team at Commswise. If we’ve ever needed their help since, the standard has always been consistently high. Highly recommended.

    Sarah Smith
    Valued Customer

The Story Of Commswise

Commswise News

We’ve been doing this a long time now and have more than a few things to say on the subject. Keep up to date with what we’re doing, how we’re doing it and how we can help you when you really need it, just ask!

Deployment of a Radio Link connection

If your business is expanding and you have to take the plunge into obtaining more...
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How Do You Choose Your Perfect Business Telephone System?

Looking for a new business telephone system? With so many options it can be difficult...
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Structured Cabling Benefits – Voice & Data

We get asked a lot of questions about voice and data cabling and what benefits...
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