The top 10 countries for expats to do business in right now can vary based on various factors such as economic stability, business opportunities, ease of doing business, and quality of living. However, based on recent surveys and studies, the following countries are consistently recognized as favorable for expat entrepreneurs:

1. Singapore: Known for its business-friendly environment, low taxes, and excellent infrastructure.
2. Switzerland: High standards of living, robust economy, and a favorable business climate.
3. Hong Kong: Offers a strategic location, low taxes, and a well-developed financial sector.
4. United Arab Emirates: Particularly Dubai and Abu Dhabi, providing tax benefits, diverse markets, and excellent infrastructure.
5. New Zealand: Strong economy, ease of doing business, and a high quality of life.
6. Australia: Extensive business opportunities, skilled workforce, and a stable economy.
7. Canada: Welcoming immigration policies, a diverse economy, and strong government support for entrepreneurs.
8. Germany: Europe’s largest economy, supportive business environment, and excellent infrastructure.
9. Japan: Advanced technology, large consumer market, and strong business culture.
10. United States: Vast opportunities, diverse markets, and an entrepreneurial ecosystem.

Please note that rankings and preferences may vary depending on individual circumstances and specific business needs.