Emirates SkyCargo, Thai Airways and Southwest Airlines won Diamond Awards, the top award given, at Air Cargo World’s Air Cargo Excellence (ACE) awards ceremony held Thursday at the Sheraton Hotel in Doha, Qatar.

Carriers were given scores for customer service, performance, value and information technology. Ten airports from around the world received Air Cargo Excellence awards. They were rated on performance, value, facilities and operations.

The awards are based on surveys done by Air Cargo World readers. The air carrier survey was taken by freight forwarders and shippers and airport surveys were taken by air carriers.

Emirates won the top prize in the Air Carrier – 800,000 or More Tonnes category, while Cathay Pacific received the Platinum Award. Trailing Thai Airways, Nippon Cargo Airlines snagged the Platinum Award in the Air Carrier – 300,000 to 799,999 Tonnes category. Southwest Airlines got the Diamond Award in the Air Carrier – Up to 299,999 Tonnes category, while Swiss WorldCargo received the Platinum Award.

Airlines that received Gold Awards were Singapore Airlines, Japan Airlines and Virgin Atlantic.

Lufthansa, Etihad Airways and Alaska Airlines came close in the competition.

In North America and Europe, the airports were divided by region and ranked in three size categories: airports with up to 399,999 tonnes of airfreight, airports with between 400,000 and 999,999 tonnes and airports with more than 1 million tonnes.

In North America going from least to most tonnes, LA/Ontario, Toronto and Anchorage each won Diamond. In Europe, Frankfurt won the Diamond Award in the 1,000,000 or more category and Leipzig took Diamond honors in the 400,000 to 999,999 division. Zurich and Munich tied for Diamond in the up to 399,999 tonnes category.

Singapore won amongst Asian airports that saw 1 million or more tonnes of cargo, while Sydney won in the Asian airports’ 400,000 to 999,999 tonnes category.

Santiago received the Diamond for Latin America, and Dubai snagged the award for the Middle East.