Hello

The COMSA mz 1436 and mz 1442 are still in use.
Here is one in July 2011:

http://www.flickr.com/photos/42358390@N03/5946161183/

For the RENFE locomotives, some have been modernized and some have been rebuilt using only the old engines (series 333.3):

http://en.wikipedia.org/wiki/RENFE_Class_333
http://en.wikipedia.org/wiki/File:RN333-328.JPG

Best regards,
Alberico