Avoclean Window Cleaning Services was established in 1982 and has grown to be the largest window cleaning and façade maintenance company in Australia. Avoclean are the country’s leading high access specialists.

Avoclean founder, Mark Knight, was responsible for pioneering the commercial abseiling industry in NSW and for the introduction of the Purified Window Washing System to Australia, creating a high-wash cleaning system eliminating the need for chemicals and access equipment. Avoclean has also driven the development and use of their patented ‘Klinch’ product to ensure tools remain secure when working at height.
Avoclean’s success is based on:
  • Industry innovation                                
  • An impeccable safety record
  • Superior quality of work
  • Exceptional customer service

  • Highly competitive pricing
  • A skilled and qualified team
  • Guaranteed workmanship


Avoclean’s long term relationships with many of Australia’s major facility management companies are testament to the quality of both the work and client relationships that we deliver.

We offer clients an experienced and dedicated management team to ensure our technicians get the job done on time, every time. Our work comes with a 100% guarantee of satisfaction and forms a vital part of our quality assurance system (ISO 9001:2008). Through our quality assurance program we ensure that we meet and exceed our client’s requirements as well as our own high standards of work on every job we attend. Innovation forms a fundamental aspect of our continual improvement program.
  • Quality Assurance Certification ISO9001:2008
  • Impeccable Safety Record
  • Competitive Pricing
  • Strong Customer Service Focus
  • Highly Trained Employees

  • Demonstrated Focus on the Protection of the Environment
  • Red Alert System
  • More than 25 years of Successful Operations
  • Highly Trained and Dedicated, Long Tenured Employees
Avoclean is a socially responsible company and actively supports the not-for-profit philanthropic charity, Indigo Express Fund, which is part of the Sydney Community Foundation.

As a major point of difference all Avoclean work comes with a 100% guarantee of satisfaction. We will not invoice until this is achieved. Our operations team actively manages delivery on a daily basis eradicating the need for call-backs.


Mark Knight
Managing Director

Mark has more than 30 years’ experience in window cleaning, building maintenance and management and is well known and highly respected in the Australian window cleaning industry. Indeed Mark was responsible for pioneering the commercial abseiling industry in NSW.
Telephone:  0418 403 946
Daniel Knight
Operations Manager

Daniel Knight’s role with Avoclean is as an Operations Manager. Daniel has over 5 years in the Window & Façade Cleaning industry, having previously worked in the construction and Mining sectors. Daniel is an experienced Commercial Abseiler and has worked across all difficult access window cleaning, facade and repair work as well as being highly experienced in operating heavy machinery.
Telephone:  0410 634 118
Lyn Zhang
Account Manager

Lyn Zhang is Avoclean’s Accounts Manager and is responsible for the financial management of the Avoclean business.
Lyn has a Bachelor’s Degree in Industrial Management & Engineering, a Certificate IV in Financial Services as well as having completed courses in Financial Accounting and Statistics for Accountants, part of a Master of Professional Accounting at the University of Western Sydney.
Karl Hageman
Operations Supervisor

Karl Hageman works as the operations supervisor for Avoclean ensuring the smooth day-to-day running of all Avoclean sites. Karl manages our multiple teams of technicians to ensure we deliver an efficient, high quality service on each and every site. Karl has an extensive background as a commercial high-access window cleaning specialist. He has worked in the industry for a number of years and is a familiar and friendly face to our clients.
Telephone:  0422 997 771
Kit Bennett
QA & OHS Manager

Kit Bennett works with Avoclean to ensure the successful implementation of our Quality Assurance program, ensuring we are a client focused and quality centric business at all times. Kit prepares all SWMS and risk analysis required for the work undertaken across the Avoclean portfolio.
Kit holds a Bachelor of Communications from Griffith University and has vast experience in customer service, public relations and marketing. She has worked in advertising, property investment and facilities management.
Telephone:  02 9267 9666
Ruby Sparrow
Administration & Sales Assistant

Ruby works with Avoclean to schedule jobs, liaising closely with our operations team to ensure the smooth running of our work whilst also offering general administrative support to our team. 

Ruby has an extensive background in both sales and administration, working in London for a number of years.
Telephone:  02 9267 9666
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