John Knowles Builders Ltd

Welcome to John Knowles Builders Ltd

John Knowles Builders Ltd. Is a small but highly respected company with a broad base of clients. We are a highly mobile company working in and around the South East of England, particularly in Kent.

The John Knowles Builders Team

John Knowles

John Knowles - M.D.

Studied general building at Tonbridge College prior to starting business in 1985

Specialised In

  • Sensitive Renovations
  • New Builds
  • Repairs & Maintenance
  • Landscaping
Darren Porter

Darren Porter - Manager

Main organiser and multi skilled general manager. Also a greatly valued member of the team.

Specialised In

  • Extensions
  • Decoration
  • Bathroom & Kitchen Installation
  • Landscaping

What We Do


We understand the individual nature of a homeowner's project whether it's a loft conversion, kitchen extension or internal space reconfiguration, we have the expertise to get the job done.

Sensitive Renovations

John Knowles Builders Ltd specialises in residential, period and listed building refurbishments in and around the south east. With over twenty years experiance in this field we are sure we can help you.

New Builds

If you are looking to build a new home or garage, our 25 years knowledge and expertise in the new build sector will be able to help you through the whole process.


We are a small two man operation offering a tailored, bespoke decorating service. We have many years of painting and decorating experience and have worked hard to build, maintain, and grow a reputation

Bathroom & Kitchen Installation

John Knowles Builders Ltd provides bathroom and kitchen installation and full carpentry and joinery services to the highest standards. We have a reputation for a friendly approach to customers and no job is too small.


From design to construction and planting we offer a comprehensive service for both hard and soft landscaping including site clearance, groundwork, drainage, irrigation, timber work, paving, forecourts, driveways, brickwork and water features

Maintenance & Repairs

We offer a professional "handy man" service to help you with maintenance and repairs around your home. We specialise in roof and flashing, chimney, gutters, wall, plumbing and electrical repairs. Give us a call today to let us help you.

Federation of Master Builders Federation of Master Builders