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About Us

About Demon Deep Cleaning

Demon Cleaning Services are a commercial cleaning business based in Grantham and operating all across Lincolnshire and the East Midlands. We offer a full range of commercial and residential deep cleaning services, from one-off projects to regular maintenance of your premises, at times to suit the needs of your business.

Our team of skilled operatives work with specialist chemicals and equipment to allow us to tackle the diverse range of cleaning and maintenance tasks we are called upon to complete.

We have Public Liability Insurance with up to £2 million cover, copies of this and our comprehensive Health and Safety documentation are available to our clients on request.

We are proud to work with an ever expanding variety of businesses, organisations and local authorities, we have seen our business grow steadily year on year and pride ourselves that this growth is due to our high standards and reliability, click here to read some of our client testimonials.


We can offer you a no obligation quote now, so contact us for more information.


Providing commercial cleaning services in:
 Grantham, Newark, Sleaford, Lincoln, Stamford, Oakham, Bourne, Melton Mowbray and surrounding areas