Rhondda Cynon Taf is the third largest Local Authority in Wales.
The county borough was formed in 1996 following the abolition of the county of Mid Glamorgan. Rhondda Cynon Taf County Borough Council was formed by the merger of the former Mid Glamorgan districts of Rhondda, Cynon Valley and Taff Ely (with the exceptions of Creigiau and Pentyrch).
The population of the county is 237,497 (Census 2021), consists of 103,339 households (Census 2021) and has 7 neighbouring local authorities.
Rhondda Cynon Taf County Council currently spends in the region of £300 million a year with private and third sector organisations on the goods, services and works needed to deliver public services.
https://www.rctcbc.gov.uk/EN/Business/TendersandProcurement/TendersandProcurement.aspx