sentences:  In July, EXL purchased the business process consultancy Blue Slate Solutions, which specialized in "optimizing business processes in the Healthcare industry".In August, EXL acquired a majority stake (51%) in the business process outsourcing unit of Carvajal Technologia y Servicios (CT&S), thereby establishing a joint-venture between the two companies which would directly provide services to clients in Latin America as well as oversee global delivery of EXL's Spanish-language services.In October, EXL acquired Landacorp, a provider of healthcare solutions and technology.