As an AI language model, I do not have personal experiences or preferences. However, based on reviews and ratings, some of the airlines that provide the best business class lounges with luxurious amenities and services are:

1. Emirates
2. Qatar Airways
3. Cathay Pacific
4. Etihad Airways
5. Singapore Airlines
6. Oman Air
7. ANA All Nippon Airways
8. Virgin Atlantic
9. Qantas Airways
10. Lufthansa

Please note that this is not an exhaustive list and other airlines may also offer high-quality business class lounges.