Business Details
50 Years
experience
Trusted Commercial Window & Gutter Cleaning Services
CIS Windows has been a family-run business since 1976, delivering professional window and high-level cleaning solutions to commercial and public sector clients. Our combined industry experience exceeds 100 years, supported by advanced equipment like the Multitel MX250 Truck Mounted Boom, the only one of its kind in the South West. We serve Gloucester, Bristol, Bath, South Wales, and nationwide for larger contracts, prioritising safety with IPAF-certified operatives and comprehensive RAMS documentation. Our team holds DBS checks, first aid training, and safety certifications, ensuring reliable service across aviation, healthcare, education, and retail sectors.We maintain strict adherence to health and safety standards through IOSH-approved practices and Safe Contractor accreditation. Our fleet includes lightweight access equipment for sensitive areas, enabling efficient cleaning of gutters, cladding, and solar panels. Clients benefit from tailored solutions, from single-site maintenance to nationwide portfolios, with a commitment to competitive pricing without compromising quality. Regular training ensures our staff uphold industry-leading technical and safety standards. Our reputation for professionalism is reinforced by long-term partnerships with organisations like LaddersFree and major airports.
Services
Commercial Window Cleaning
Gutter & Fascia Cleaning
Cladding Wash-Downs
Solar Panel Cleaning
Abseil Window Cleaning
Details
- Year established: 1976
Highlights and features
- We operate the only Multitel MX250 Truck Mounted Boom in the South West for lightweight high-level access.
- Our team holds IPAF, IOSH, and Safe Contractor accreditations for safety compliance.
- 100+ combined years of window cleaning experience across aviation, healthcare, and education sectors.
- DBS-checked operatives with first aid and working-at-heights certifications.
- Nationwide service delivery for single-site or multi-location commercial contracts.
Associations and certifications
- Safe Contractor
- IPAF
- IOSH
- LaddersFree
What people say
Reliable service
Professional team
High-quality results
Competent equipment
Excellent safety standards
Services
Commercial Window Cleaning
We provide specialist window cleaning for commercial properties using advanced equipment like the Multitel MX250 Truck Mounted Boom. Our IPAF-certified operatives access heights up to 80ft with lightweight machinery suitable for sensitive areas. Clients benefit from consistent quality across single-site or nationwide contracts in sectors including aviation, healthcare, and education.
Gutter & Fascia Cleaning
Professional gutter clearance and fascia cleaning services prevent water damage through annual maintenance plans. We use access plant and hot water systems to remove blockages and ensure proper drainage. Our inspections identify potential issues before they escalate, maintaining building integrity for commercial clients.
Solar Panel Cleaning
We clean photovoltaic and solar panels using water-fed poles and hot water systems to maximise energy efficiency. Annual maintenance ensures optimal performance, with access via lightweight equipment for hard-to-reach installations. Our service covers rooftop and ground-mounted panels across the UK.
Cladding Wash-Downs
High-pressure cleaning of commercial cladding and faades restores appearance and prevents deterioration. We use mobile elevated platforms to reach difficult areas safely. Regular maintenance extends the lifespan of building exteriors while maintaining professional aesthetics.
Abseil Window Cleaning
Specialist abseiling techniques clean hard-to-access windows on high-rise buildings. Our trained operatives work safely on complex structures where traditional equipment cannot reach. This method minimises disruption while maintaining thorough cleaning standards for commercial properties.
People
Steve Alger
Director
With 40 years' experience, Steve built CIS Windows from a local contractor to a national service provider. He focuses on maintaining competitive pricing while ensuring technical excellence and client satisfaction across all operations.
Tom Alger
Director
Tom has developed CIS Windows' professional standards over 22 years, overseeing staff vetting, uniform presentation, and client liaison. He ensures contracts meet safety and quality requirements while maintaining the company's family ethos.
Darren Roberts
Operations Manager
Appointed in 2023, Darren manages daily operations with 15+ years of management experience. He ensures service consistency across contracts, supporting directors in client relations and performance monitoring for nationwide projects.
Questions
What areas do you cover for window cleaning services?
We operate in Gloucester, Bristol, Bath, South Wales (Chepstow to Swansea), Devon, Cornwall, and nationwide for large contracts.
Are your staff certified for high-level cleaning?
All operatives hold IPAF licences for powered access equipment and have working-at-heights training with additional IOSH safety certifications.
Do you offer emergency gutter cleaning services?
While we don't provide 24/7 emergency services, we prioritise urgent drainage issues during standard working hours with rapid response teams.
Can you clean solar panels on commercial buildings?
Yes, we specialise in photovoltaic panel cleaning using water-fed poles and hot water systems to maintain maximum energy efficiency.
What accreditations do you hold?
We're accredited by Safe Contractor, IPAF, IOSH, and hold Preferred Supplier status with LaddersFree for window cleaning services.
How do you handle large multi-site contracts?
Our operations manager coordinates nationwide delivery with standardised reporting, ensuring consistent quality across all locations for major clients.
