Hi Ruben,
Welcome to Salehoo, happy to have you on board!
You don't need to look for other dropshippers when one will ask that you provide them with your sales tax ID. What you can do is provide them the equivalent, like if you are in the UK or EU you can send them your VAT ID instead or if you are in Australia or NZ you can provide your ABN.
I found the following dropshippers for you -
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For additional suppliers please refer to one of Satya's previous searches for snowboards suppliers -
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Hope this helps you off to a good start! Please let us know how you get on.
All the best :)