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Office Cleaning

For your perfectly tailored Cleaning Services throughout Watford, Hertfordshire.

  • We’re fully insured and all staff are comprehensively trained.
  • ‘Fully Health & Safety Compliant.’
  • Service available daily, weekly, or whenever suits.
  • During the day or out of hours - it’s entirely up to you.

Communal Cleaning

The very best quality cleaning service to the common areas of apartment buildings and residential developments in Watford, Hertfordshire.

  • Thorough maintenance of all bin stores, car parks and entrances.
  • Fully trained, uniformed and comprehensively insured cleaning teams.
  • Completely Health & Safety compliant.
  • Gardening services and cleaning to exterior areas available to all.
  • We’ll visit you and then prepare same day quotations.

Commercial Cleaning

Professional and cost effective commercial cleaning services.

  • Cleaning services for Leisure Centres & Gyms.
  • Vehicle Showrooms cleaning.
  • School Cleaning services.
  • Museums and much more.


The very best Post Build & Sparkle Cleaning Services to house-builders and developers in Watford.

  • Fully HSE and PPE compliant.
  • Fully trained, uniformed and insured cleaning teams.
  • Comprehensive Risk and Method Statements and COSHH Reports.
  • Safe Contractor Approved and CSCS tested.
  • Providing cleaning services to large and small builders for 11 years.
  • Pure water window cleaning.

Callver is committed to providing the best, most trusted cleaning service possible, using the very best staff around, with the best materials available at a reasonable and fair price... It's as simple as that.

We’re based in Watford and are really proud to offer comprehensive, professional cleaning services across Hertfordshire and throughout London.

We’ve been providing the very best cleaning service in Watford and the surrounding areas for over 12 years, we have a massive amount of experience, brilliant teams of professional cleaners and a huge number of satisfied customers. We’re incredibly proud of what we do.

Whether you need a regular visit to clean your office, a service to help with the communal areas to an apartment building, build or sparkle cleaning services, an end of tenancy clean if you’re moving out, or a regular window cleaning arrangement, we’re here to help you.

What makes The Callver Cleaning Company different?
  • We’re privately owned, not a franchise, and employ all staff directly.
  • All tasks are comprehensively supervised and managed by us.
  • We’re fully insured, staff are comprehensively vetted, uniformed, motivated and paid brilliantly to ensure the very best standards at all times.
  • Excellent Communication. We won’t keep you waiting. Talk to us throughout the day.
  • We’ll look after you brilliantly, however big or small your cleaning requirements are. We wouldn’t be here without you.
  • Fully Health & Safety Compliant.
  • We’re genuinely here to help you, just call to speak to us.

Your staff are amazing, seriously amazing. I’m so impressed with them – thank you.

Laura Dans, Watford, June 2016

We're working on...

Our Cleaning Blog


Nothing really sums up what we do more than this work order... :-) You can do it cheaply, or you can do it right... You can't do both.


We're delighted to have been asked to conduct the Build, Sparkle & Pre-Occupancy Cleans to these beautiful new homes in Bovingdon, Hertfordshire.