Founded by William Allan in 1811, Allan Brothers is Britain's longest established joinery specialist. Over the last 200 years, we've amassed a wealth of knowledge in working with timber and developed an enviable reputation for quality, craftsmanship and service. Allan Brothers strives to be at the forefront of the timber window and door industry, developing high-performance products that offer style, security and performance without making a negative impact on the environment. In 2007 we became part of the Inwido Group, Northern Europe's largest producer of innovative, environmentally friendly, wood-based window and door solutions. The combination of 200 years of British craftsmanship with Scandinavian performance and design has created a range of timber products that will add value to your home for years to come.