Sigma is a private rented sector, residential development, and urban regeneration specialist, with offices in Edinburgh, Manchester and London. Sigma's principal focus is on the delivery of large scale housing schemes for the private rented sector. It has a well-established track record in assisting with property-related regeneration projects in the public sector, acting as a bridge between the public and private sectors. Its subsidiary, Sigma PRS Management Limited, has been appointed as Investment Adviser to The PRS REIT plc, the first London-quoted REIT to focus purely on the private rented sector.