Always best to do business design with multiple exits strategies. So one strategy will be to liquidate/sell your company to another person or entity. And... Be sure you design in cash flow from day one. Many businesses are fake. There's no monetization scheme. The company theme song is "Money ...
Congratulations on the opportunity...! I've seen situations like this from the other side, working for a big ERP vendor. To try to answer your questions out of order: How to structure? Based on the info provided, the simplest thing would actually be no specific arrangement at all. Lots of ERP ad...