Thorough Services Group
Window Cleaners
Thorough Services Group
26 Roneo Cor, Hornchurch
# Thorough Services Group
Thorough Services Group is a third-generation family-owned business established in 1944, based in Hornchurch. The company specialises in providing high-quality commercial and domestic services, with a particular emphasis on window cleaning and associated facility maintenance.
The business serves commercial clients, facilities managers, and domestic customers across the Greater London area who require professional, thoroughly vetted service providers. They attract quality-conscious clients who prioritise both compliance and reliability.
What distinguishes Thorough Services Group is their unwavering commitment to quality assurance and health and safety standards. They hold ISO 9001:2008 accreditation—a rigorous quality management benchmark that governs every stage of their operation, from initial quotation through project completion. Their external audit partnership with Certified International Systems ensures continuous compliance and improvement.
The company is SafeContractor approved, reflecting their serious approach to workplace safety. Every staff member undergoes comprehensive induction and ongoing training to minimise accident risks. They provide fully documented risk assessments and method statements with every quotation at no charge, ensuring clients maintain complete legislative compliance.
Their management team closely monitors all staff to guarantee client satisfaction. This combination of formal accreditations, documented procedures, trained personnel, and transparent communication—delivering free risk assessments with estimates—positions them as a conscientious operator in an industry where standards vary considerably. For businesses and individuals seeking dependable service providers who take compliance seriously, Thorough Services Group offers peace of mind alongside quality workmanship.
Thorough Services Group is a third-generation family-owned business established in 1944, based in Hornchurch. The company specialises in providing high-quality commercial and domestic services, with a particular emphasis on window cleaning and associated facility maintenance.
The business serves commercial clients, facilities managers, and domestic customers across the Greater London area who require professional, thoroughly vetted service providers. They attract quality-conscious clients who prioritise both compliance and reliability.
What distinguishes Thorough Services Group is their unwavering commitment to quality assurance and health and safety standards. They hold ISO 9001:2008 accreditation—a rigorous quality management benchmark that governs every stage of their operation, from initial quotation through project completion. Their external audit partnership with Certified International Systems ensures continuous compliance and improvement.
The company is SafeContractor approved, reflecting their serious approach to workplace safety. Every staff member undergoes comprehensive induction and ongoing training to minimise accident risks. They provide fully documented risk assessments and method statements with every quotation at no charge, ensuring clients maintain complete legislative compliance.
Their management team closely monitors all staff to guarantee client satisfaction. This combination of formal accreditations, documented procedures, trained personnel, and transparent communication—delivering free risk assessments with estimates—positions them as a conscientious operator in an industry where standards vary considerably. For businesses and individuals seeking dependable service providers who take compliance seriously, Thorough Services Group offers peace of mind alongside quality workmanship.
Services offered
Window cleaningCommercial cleaningFacility maintenanceHigh-level cleaningGutter cleaningPressure washingHealth and safety complianceRisk assessment documentation