• 020 7205 2414
  • Mon - Fri 8 AM - 5:30 PM - Weekend CLOSED
  • 39 Dover Street, London W1S 4NN

Contract Cleaning Services in London

Why you should choose contract cleaning services from Quadrant A1.

Contract cleaning provides you with a steady and consistent cleaning service that you can count on, always.

You can rely on Quadrant A1 Cleaning Services for your contract cleaning needs, whether you need us on a daily, weekly or monthly basis.

We can provide competitive quotes for any type of contract cleaning on a short or long-term basis, for any size of business.

Quadrant A1 provides quality cleaning for your company, whatever your business in London. We have a wide variety of clients and have experience in working with businesses in all sectors.

Quadrant A1 Cleaning Services can provide a wide range of cleaning services including one-off and deep cleans, but we are specialists in providing on-going cleaning services on a contract basis to include:

  • Corporate Cleaning
  • Surgical & Non-Surgical Medical Facilities Cleaning Services
  • Construction Cleaning Servicess
  • Retail After-hours Cleaning
  • Windows & Carpets


Long or short-term contract

Quadrant A1 Cleaning Services provides long or short-term contract cleaning for a wide range of corporate clients, including Retail after-hours cleaning; Industrial Kitchen Cleaning, Window, Carpet Cleaning and more.

Servicing a wide range of corporations and businesses, we deliver high-quality commercial cleans for:

  • Corporate Offices & Office Blocks
  • Law Chambers and Courthouses
  • Dealerships & Showrooms
  • High Street Retailers
  • Independent Shops & Boutiques
  • Industrial
  • Factories & Warehouses
  • Cafes, Restaurants and Food Factories
  • Schools, Colleges, Universities and more

We also provide services for Industrial clients including factories, manufacturing plants, work yards and more.

Quadrant A1 Cleaning Services can also provide long or short-term contract cleaning services for a wide range of medical businesses. Our medical offices cleaning services can be offered for:

Are you looking for contract cleaning services in London?

You may get in touch with us for free site survey and quote!

Get a Free Quote

Surgical and Non-Surgical Medical Practices including

  • Clinics
  • Hospitals
  • Doctors’ Surgeries
  • Out-Patient Clinics
  • Cosmetic Surgery Practices
  • Dermatological Clinics
  • Dental Practices
  • Counselling and Psychiatric Practices
  • Physical Therapy Offices
  • Opticians, Homeopathic Practices and more

Why Choose Us?

  • We offer reasonable and transparent pricing with no hidden fees
  • Free consultation
  • 24-hour support helpline
  • A dedicated team of experts to deal with your concerns
  • Comprehensive health and safety precautions
  • Environmentally friendly service – ISO14001 and ISO9001 Certified
  • Comprehensive staff training
  • Experienced and skilled staff
  • Special bio-friendly cleaning service
  • No third-party intervention
  • Police check and security screening for all staff
  • Guaranteed higher return on your investment
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What our clients' say

Thank you QA1CS for the great service at our clinic every day. Quality cleaning that you provide helps us maintain hygienic environment. These people are working for us for 2 years now and we strongly recommend them for any medical office cleaning.

Tom Harrison

a month ago

Our construction company is happy and satisfied with QA1CS for the quality after construction cleaning it offers. Their staffs are careful and particular in leaving a place spick and span.

Demi Baldwin

a month ago

QA1CS is responsible to clean our store on Oxford Street in London. The friendly and reliable cleaners perform a great job to offer a higher value of the money. We’re happy to select them.

Harley Burns

a month ago