CSS Commercial Cleaning is a trusted commercial cleaning provider delivering reliable, high-quality cleaning services across London and the South of England. We work with businesses of all sizes, from small organisations to large multi-site companies, helping them maintain clean, safe, and professional environments.
Our approach is simple — combine experienced staff, professional equipment, and proven cleaning processes to deliver consistent results that our clients can depend on.

CSS Commercial Cleaning is a privately owned company built on years of hands-on industry experience and a genuine commitment to exceptional service.
Our founder spent many years working within large cleaning organisations, servicing a wide range of sectors and developing a deep understanding of what businesses truly need from a cleaning partner — consistency, professionalism, and a team they can rely on.
It was that experience that led to the creation of CSS Commercial Cleaning. A company built not just to clean, but to build lasting relationships with the businesses we serve.
Today, we continue to grow by staying true to what matters most — quality cleaning, dependable service, and the satisfaction of every client we work with.
Our success is built on the people behind the work. We are committed to maintaining a team that is professional, reliable, and takes genuine pride in the service they deliver.
We work hard to build a positive, supportive environment because we know that great service starts with great people. Our cleaners are:

Every cleaner is carefully vetted to ensure a dependable, trustworthy, and professional service.

Our staff use professional equipment and quality cleaning products to achieve the best possible results.

We provide ongoing training to keep our team up to date with best practices and industry standards.

Our team is experienced, fully trained, and committed to delivering consistently high cleaning standards.
We take pride in doing things the right way. We ensure our staff are well-trained and all necessary procedures are in place to deliver quality services while meeting industry standards and regulations.
We hold several accreditations and certificates, including ISO 9001,14001 & 45001, which demonstrates our commitment to quality management systems, and SafeContractor accreditation, which confirms we operate in compliance with health and safety regulations.
Our team of professionals also receive regular training to ensure they stay up-to-date with the latest industry practices and standards.
We are dedicated to providing exceptional customer service and strive to exceed our clients’ expectations with every job we undertake.
We will provide a free initial, no obligation meeting and quotation.