About Us

645 Contracts was formed in 2015 by professionals with different areas of expertise of over 30 years’ experience within the property maintenance sector. 

We manage all aspects of property maintenance from boiler repair to consumer unit replacement to kitchen install to complete refurbishment projects. 

645 Contracts are accredited with the following Professional Memberships: Gas Safe Register (formally known as CORGI) National Inspection Council for Electrical Installation Contracting (NICEIC) Scottish and Northern Ireland Plumbing Employers Federation (SNIPEF) Safecontractor

645 Contracts are also the Exclusive UK & Ireland Distributor of SPRAYnitizer

William Chu

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Operations Director 

Central Heating Installations/Boiler Replacements/Commercial Catering Gas Safety Certificates

Property Renovation/Refurbishment including Kitchen/Bathroom Installations

Find Out More

Exclusive UK & Ireland Distributor of SPRAYnitizer. Professional Nebulizers for Sanitation of Work places

  • Gas Safety Certificates (GSC)
  • Electrical Inspection Condition Report (EICR)
  • Portable Appliance Testing (PAT)
  • Legionella Risk Assessments (LRA)
  • Energy Performance Certificate (EPC)
  • Hard wired interlinked smoke and heat detectors

Contact Me

Contact My Office