Look, you cannot be employed in the USA by any company/person in the USA except your employer. What you do with your life outside the USA is your own business as long as a reasonable person would not be able to perceive such activity as employment in the USA. For specific assessment of your proposed activity hire an immigration attorney, pay for the consultation and learn your answer.
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I would post this question in the immigration board as opposed to the employment board to get better answers.
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If you meet with anyone in the US to further this company's business, you will have issues. Suggest you discuss this in detail with an attorney before you proceed.
The advice suggested here is for general information only and not to be construed as legal advice.