About Us
Established in 2010, Diamond Cleaning Co is a small local, family-run business, run by Stephen & Paula McComish. Serving customers in Belfast & Lisburn, our aim is to provide the highest standard of cleaning to our customers which have seen them to be loyal to us for many years and referring they're friends and family. Our Motto is "Service with integrity" which we aim to achieve everyday.

Before & after

A Cleaner Environment
We offer cleaning services for schools, churches, medical facilities, office buildings, and more in Belfast & Lisburn. We customize our services to meet your specific needs. Ask us about daily, weekly, and bi-weekly weekly service. Contracts welcome.
Our highly experienced and trained staff cover the whole of Belfast and Lisburn for domestic and commercial cleaning, hard floor cleaning, Upholstery cleaning, leather cleaning and mattress cleaning. We're also one of the few firms in the country that are qualified and specially trained in the cleaning and restoration of marble and stone floors.
Get in touch today for a *FREE* cleaning consultation for your home or business - we'll give you a bespoke price based on your situation with full transparency!
All Of Our Services
Carpet Cleaning
Upholstery Cleaning
Deodorizing and stain removal of soft furnishings
Hard floor care
Power washing
Soft Washing
Gutter and fascia cleaning
Roof cleaning
Window cleaning
Property Maintenance Management