servicing for air con units

hi folks looking for some info does anyone know who can service my air con units they were installed by a company called climazone in torrevieja i dont even know if they are still going the units are "daihatsu" not sure if thats the correct spelling there are 3 of them i am back on cda on the 28th of june if anyone knows someone who could do this it would be greatly appreciated...thanks stevie from glasgow.. 

 Climazone 00 34 672 072 194 or 607 337 104  Service from 35€ unit

thanks mick will cont them...stevie

How often should you have the units serviced?

 Annual service to keep the Warrenty? after that up to owner but should be serviced each year.