Office Cleaners
Belfast
Professional, Flexible Office Cleaning Services Across Belfast & Surrounding Areas
Office Cleaning by DPMNI
A clean office boosts morale, productivity, and your business’s reputation. At Diamond Property Maintenance (DPMNI), we provide trusted, discreet, and detail-focused office cleaning in Belfast and across Northern Ireland. Whether you need a daily clean for a busy workplace or a weekly tidy-up for a shared office, our experienced team ensures your environment stays spotless, hygienic, and ready for work.
From desks to breakrooms, boardrooms to bathrooms — we clean it all, so your team can focus on what they do best.
Trusted by Homeowners, Landlords & Businesses
Why Choose DPMNI for Office Cleaning?
✔ Fully trained, vetted, and uniformed office cleaners
✔ Flexible contracts — daily, weekly, fortnightly or one-off
✔ Out-of-hours cleaning available to avoid disruption
✔ Safe, COSHH-compliant products and procedures
✔ Consistent cleaning with reliable quality checks
✔ Serving all business sizes — from startups to corporate HQs
We work with offices of all types — tech firms, solicitors, call centres, co-working spaces, and beyond — tailoring our service to fit your exact needs.
What’s Included in Our Office Cleaning Service?
Every workplace is unique, so we customise your office cleaning plan to cover your most-used and high-traffic areas:
Office Cleaning Clients We Work With
We’re trusted by businesses across Belfast and Northern Ireland to deliver consistent, confidential, and high-quality cleaning on every visit.
Frequently Asked Questions
Yes — we offer early morning, evening, and weekend cleaning services tailored around your operating hours.
Yes — we clean monitors, keyboards, and desks safely with appropriate materials, including antibacterial wipes and dusters.
We aim for continuity. Wherever possible, we assign the same cleaner or team to ensure consistent standards.
Yes — we bring all cleaning materials and equipment unless you have specific preferences or on-site storage.
Absolutely — we adjust your cleaning schedule and team as your office expands or changes layout.
Six Reasons For People Choosing Us
Experienced Team
Our time-served tradesmen are PASMA and IPAF-trained professionals, ensuring safe and efficient service.
Comprehensive Insurance
We carry £10 million public liability insurance and specialized SSR insurance for your peace of mind.
Eco-Friendly Cleaning
We use child-safe, animal-safe, and plant-safe cleaning solutions to protect your environment.
Proven Track Record
With over 1,400 satisfied customers, we’re trusted by homeowners and businesses alike.
Tailored Solutions
Every job is unique, which is why we provide a free consultation and custom plans based on your needs.
Local Expertise
We understand the unique challenges in North Down and Antrim, tailoring our services to meet the specific needs of your area.
Ready to refresh and restore your property's interior?
Book Your Office Cleaning Quote Today
Keep your workspace spotless, safe, and stress-free with DPMNI’s reliable office cleaning services — trusted by businesses across Northern Ireland.
Other Internal Cleaning Services We Offer
We deliver thorough, flexible, and hygiene-focused cleaning solutions for residential, commercial, and specialist environments across Northern Ireland
DomesticCleaners
Trusted, thorough home cleaning tailored to your property and lifestyle. Ideal for families, working professionals, and elderly clients.
CommercialCleaners
Reliable, discreet cleaning for retail stores, showrooms, and business premises — keeping work environments clean and professional.
BuildersCleans
Fast and detailed post-construction cleans for building firms, renovators, landlords, and property developers. We remove dust, paint splashes, and debris so your space is move-in ready.
DeepCleans
Intensive, top-to-bottom cleans ideal for spring refreshes, hygiene resets, or properties that need extra attention.
OfficeCleaners
Keep your workplace fresh, productive, and sanitised with regular office cleaning — including desks, kitchens, toilets, and high-touch surfaces.
Hard FloorCleans
We clean, restore and maintain all types of hard flooring — from vinyl and tile to stone and wood. Removes grime, restores shine, and improves safety.
End of Tenancy Cleans
Moving out or managing rentals? Our end-of-tenancy cleans ensure your property is spotless and deposit-ready.
Daycare FacilitiesDeep Clean
Sanitised, child-safe cleaning tailored to nurseries, playgroups, and care facilities. Discreet and DBS-checked staff available.
CarpetCleaning
Deep-cleaning for carpets and rugs to remove stains, allergens, and odours. Restores softness and freshness to every room.