If Americans own more than 50% of a non-US corporation, they’re GILTI. The GILTI tax works out to approximately 17% of the foreign corporation’s net profit before dividends. That’s huge. I found ways to reduce that down to a manageable figure including methods that bring it right down to zero but alas, it’s not a one size fits all approach. The trick to many of these methods is sooner is better than later. Get started now on reducing your US tax.