Japanese Knotweed Management (JKM) is a family run business, headed by Simon McGuigan. Based in Surrey, with an additional location in Hampshire, the company is focused on Japanese knotweed removal and eradication throughout the whole of England, Scotland & Wales. Our decades of knowledge of invasive plants mean that we understand how it feels to find Japanese knotweed on your property. Japanese knotweed removal specialists - Free identification surveys - Free quotations - Fully qualified, friendly experts - A range of solutions for removal and control - Detailed management plans - Mortgage compliant surveys - 10 year insurance backed guarantees - Residential and commercial clients - A nationwide service