Bowmer & Kirkland Group (B&K) is a British construction services and security company, established in 1923 as a partnership between joiner Alfred Bowmer and bricklayer Robert William Kirkland. It has since grown to become a successful privately owned construction and development group. There are 29 companies in the Group most of which are construction-related, although there is a Homeland Security Division, which includes companies based in the UK and USA. The company logo depicts a stylised key where the "blade" is made up of the letters B and K.