Select Page


McDonalds restaurant:

The window cleaning company have been providing an excellent service to my Mc Donald’s restaurant in Donegal Place for several years now. This restaurant has got a lot of very high rise windows and this has never been a problem as they have all the proper equipment to allow them to do a great job and they also provide excellent customer expectations 

Paul Connan: Franchisee


Frazer Kidd:

Good Company would recommend to others.

Lindsay Anderson

Frazer Kidd


I find the quality of service we receive from the Window Cleaning Company to be very good. Micheal is always there punctually, is very pleasant & carries out the work efficiently.

ARCO: Sharee



The A1 Window Cleaning Company has been providing services to us since we opened our premises in Duncairn Gardens nearly 9 years ago. We are very happy with both the value and quality of the service provided and the staff is always very friendly and cooperative. We would recommend their services to any company, both large and small.

NICVA: Una Mc Kerman


Belfast McConnell:

A1 Undertake all of our Firms Commercial window cleaning, as we find them to repeatedly to be the most competitive. In addition, their customer service is excellent standard of workmanship is high, they are extremely reliable and they meet all our internal Health & Safety requirements.

Ciara Mc Cusker

Belfast McConnell

Kennedy Centre:

We at the Kennedy Centre have build up a great relationship over a long period of time with A1. The service is first class and to a very high standard. Having local suppliers is important to us at the Kennedy Centre. It is nice to be able to pick up the phone and speak to the person who carries out the job.

Kennedy Centre: John Jones

Kennedy Centre

Park Centre:

A1 THE Window Cleaning Company has been providing a stalwart service to Park Centre since 1985. During this time, A1 Window Cleaning Service are efficient and effective in the manner in which the windows are cleaned. Reliable in their schedule of cleaning visits, professional in their dealings, and provide good value for money.

Centre Manager: Chris Newton 

Park Centre

Malmaison Hotel Belfast:

We have obviously over the years used a number of companies to do this work for us. However, I was very pleased this year with the quality, attention to detail and friendliness of your staff. All windows were looking their best and your price was the most competitive as well. Keep up the hard work.

Head of Premises: Diana Boyd

Methodist College

Consarc Design Group:

We are very happy with the service- Friendly Staff.

Finance Manager: Angela Bradly

Consarc Design Group


(028) 90 589213

Customer Service


Ormeau Business Park
8 Cromac Avenue

Get in Touch

Contact us, leave a message and request a
NO OBLIGATION Quotation or a chat!

(028) 90 589213