CSO are reputable builders in the Cambridgeshire area, being recognised for our high quality of work, reliability and commitment. We offer a wide range of services carried out by our reliable craftsmen, ensuring the clients requirements are met to an exceptionally high standard.


We specialise in all aspects of construction including extensions, new builds, alterations, kitchen fits and groundworks. CSO only use compliant and professional sub-contractors which include carpenters, electricians, plumbers, plasters and bricklayers.