JMS Design + Construction is a specialist construction company, focused on high quality loft conversions, extensions, and home refurbishments in Kingston, Richmond, and South West London.We provide a turnkey solution to construction: from architectural plans to final decoration and everything in between. We value close collaboration with our clients to deliver something they're truly delighted with.Unlike many of our competitors, beyond specialist trades such as gas fitting and electrical, JMS don't rely on subcontractors to deliver our projects. All of our team are employed by us exclusively, with every site being run by someone who has been with us for at least 3 years. No holdups waiting for third parties, and quality we're able to guarantee.