Unica was established in 2001 as a buy & build project in the industrial cleaning sector in Spain. Unica acquired four companies; with over 12,000 employees and offices in Algeciras, Barcelona, ​​Cádiz, Granada, Madrid, Las Palmas, Sevilla, Valencia, Valladolid, Vigo and Zaragoza. Unica predominantly provided services to the hospital sector, shopping centres, industry and offices.