Here are some organizations that offer some sort of Struts Training
Trainers: Please place in alphabetical order.
Belgium
ABIS Training & Consulting -- http://www.abis.be/
Canada
Web Age Solutions -- http://www.webagesolutions.com/training/java/Struts.html
Denmark
Lund & Bendsen ApS -- http://www.lundogbendsen.dk
France
Sysdeo -- http://www.sysdeo.com/formations/Struts/Formation_Framework_Struts_pour_les_applications_Web.html
Germany
aformatik Training & Consulting GmbH & Co. KG -- http://www.aformatik.de/kurse/500.html
Unilog Integrata Training AG -- http://www.unilog-integrata.de/training/seminarplaner/seminarbeschreibungen/33037.html
W3L GmbH, Bochum -- http://www.w3l.de
Interwall GmbH, Bremen -- http://www.interwall.net
Israel
Novelya Ltd. -- http://www.novelya.com -- mailto:info@novelya.com
Italy
4Layers Enterprise Software Solutions S.r.l. -- http://www.4layers.it
Poland
Lukasz Lenart -- http://www.lenart.org.pl
Singapore
Ernitech Consulting -- http://www.ernitech.com
Spain
Consultoria Java -- http://www.consultoriajava.com (informacion@consultoriajava.com)
USA
About Objects, Inc. -- http://www.aboutobjects.com
baseBeans -- http://www.baseBeans.com
From Down & Around, Inc. (Struts2 training) -- http://www.fdar.com/training/struts2
Intertech (Struts training) -- http://www.intertech.com/Courses/CourseCategory.aspx?CategoryID=62
ObjectSource LLC -- http://www.objectsource.com/training.html
Web Age Solutions -- http://www.webagesolutions.com/training/java/Struts.html