There are many well-known air compressor brands, some of which are：

1. Atlas Copco
2. Ingersoll Rand
3. Kaeser
4. Gardner Denver
5. Sullair
6. Quincy
7. Chicago Pneumatic
8. Mattei
9. Ariel
10. Sullivan-Palatek
Note: These are just a few well-known brands and there are many more in the market.