Wardona BV in Eindhoven now accepts XTL as payment option for their services.
Seems the site is not in English. I've been looking for someone to fix my spreadsheet short coming without having to use cc. This was looking to be the solution until I got Dutched
no worries you can contact him on twitter he knows his English.
https://twitter.com/WardonaBV or fill in contact form on the website.