Vendor, Orlando, FL, part of Signature Aviation Limited
Signature Flight Support LLC
UEI F36BCNU67CL3, CAGE 0W3E3
50,303 awards and $91,779,606 obligated between January 1, 2024 and June 16, 2026, 100% under full and open competition. 3 of the awards trace back to a SAM.gov solicitation on this site.
Sells to
Awarding agencies by dollars.
| Defense Logistics Agency | $91,652,872 |
| Drug Enforcement Administration | $69,518 |
| Department of the Air Force | $57,217 |
Industries
NAICS on the awards, by dollars.
| Petroleum RefineriesNAICS 324110 | $91,710,088 |
| Other Support Activities for Air TransportationNAICS 488190 | $39,680 |
| Other Airport OperationsNAICS 488119 | $29,838 |
How it wins
Awards by competition, set-aside and type.
| Full and Open Competition | 50,240 |
| Competed Under SAP | 62 |
| Not Competed Under SAP | 1 |
| Delivery Order | 50,200 |
| Purchase Order | 63 |
Solicitations it won
SAM.gov opportunities whose award USAspending attributes to this vendor.
- Skyfest 2024 - AVGAS
Department of the Air Force, FA4620 92 Cons LGC
Combined synopsis and solicitationNAICS 324110Fairchild AFB, WAFA462024QA226Awarded to Signature Flight Support LLC
Posted Apr 9, 20243 publications
Awards
The 100 largest of 50,303 awards, by dollars obligated.
| Contract | Awarding office | Described as | Obligated |
|---|---|---|---|
| SPE60725FC8K1Delivery Order, February 21, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567347567!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $933 |
| SPE60725FEK3LDelivery Order, July 12, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568774159!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $933 |
| SPE60724FDGYPDelivery Order, May 31, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564773539!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $933 |
| SPE60725FCDJLDelivery Order, March 26, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567723133!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $933 |
| SPE60724FBY6ZDelivery Order, January 17, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563377661!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $933 |
| SPE60724FDSKWDelivery Order, June 8, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564847975!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $933 |
| SPE60725FAENJDelivery Order, November 7, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566387599!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $933 |
| SPE60726FAQG3Delivery Order, November 17, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570045675!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $933 |
| SPE60724FEB80Delivery Order, July 1, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565060860!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $933 |
| SPE60724FEP29Delivery Order, July 3, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565074216!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $933 |
| SPE60725FEL6BDelivery Order, July 13, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568787954!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $933 |
| SPE60725FF0HEDelivery Order, August 20, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569182463!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $933 |
| SPE60725FCG28Delivery Order, March 3, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567462472!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $933 |
| SPE60724FCUY1Delivery Order, March 24, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564075181!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $933 |
| SPE60724FFHJ4Delivery Order, September 10, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565769495!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60725FEDJ8Delivery Order, July 17, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568837147!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60725FEU1ADelivery Order, July 15, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568812577!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60724FFYD2Delivery Order, September 15, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565830005!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60726FA7U8Delivery Order, October 8, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569719940!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60724FC4ELDelivery Order, February 29, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563831900!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60724FFADHDelivery Order, September 16, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565847825!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60724FCKDJDelivery Order, April 3, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564173118!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60725FE1RCDelivery Order, June 26, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568663897!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60726FCMBSDelivery Order, April 10, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571447701!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60724FEMVKDelivery Order, August 1, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565335698!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60726FB3HCDelivery Order, January 9, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570461416!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60725FBDYJDelivery Order, January 27, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567076441!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60725FBHWVDelivery Order, January 30, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567119507!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60725FABMSDelivery Order, November 5, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566360230!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60725FBRFQDelivery Order, February 5, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567188102!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60725FAE6WDelivery Order, October 20, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566179765!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60725FEJMCDelivery Order, August 1, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568968715!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60726FBTBCDelivery Order, February 21, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570909649!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60725FFCNRDelivery Order, September 18, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569533498!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60725FEYC9Delivery Order, July 24, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568899916!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60724FD7JEDelivery Order, May 1, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564481125!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60726FCAQ3Delivery Order, March 26, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571299537!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $932 |
| SPE60725FCP5GDelivery Order, March 11, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567554112!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60725FBMZNDelivery Order, February 3, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567158628!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60724FFP99Delivery Order, August 27, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565619677!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60725FEFH6Delivery Order, July 17, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568840282!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60725FDKA7Delivery Order, May 17, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568297623!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60725FFAHADelivery Order, September 18, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569529758!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60725FAJXDDelivery Order, November 12, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566440585!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60724FBP61Delivery Order, January 4, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563251617!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60724FDLM3Delivery Order, May 20, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564679017!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60724FF5Z4Delivery Order, August 16, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565488441!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60725FFZH6Delivery Order, September 17, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569517287!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60726FC3UCDelivery Order, March 10, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571120909!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60724FEV5DDelivery Order, July 14, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565155212!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60725FDXF9Delivery Order, May 22, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568348075!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60726FD0HBDelivery Order, May 1, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571697933!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60726FBVJEDelivery Order, February 23, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570943655!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60726FBVJFDelivery Order, February 23, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570943701!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60725FBZ2HDelivery Order, January 11, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566916477!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60725FB6G2Delivery Order, December 7, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566646420!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60724FCRV9Delivery Order, March 22, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564061062!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60724FEVJ0Delivery Order, July 22, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565233396!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60726FB0CLDelivery Order, November 20, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570446350!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60724FBBDHDelivery Order, January 30, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563504662!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60725FF727Delivery Order, August 13, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569102685!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $931 |
| SPE60725FBW4CDelivery Order, January 11, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566899085!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60725FCHNXDelivery Order, March 29, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567738912!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60726FD10SDelivery Order, April 24, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571618037!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60726FBE6WDelivery Order, January 21, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570601994!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60724FC64SDelivery Order, February 22, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563756800!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60726FB644Delivery Order, December 18, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570337396!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60724FDZXLDelivery Order, June 14, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564918545!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60726FAPNGDelivery Order, December 9, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570244516!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60725FEV18Delivery Order, July 9, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568757434!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60726FCSSGDelivery Order, April 14, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571516701!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60725FEQ55Delivery Order, July 8, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568746458!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60724FD6B1Delivery Order, April 23, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564392274!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60724FE2X4Delivery Order, June 20, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564969065!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60725FF0TPDelivery Order, August 19, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569182782!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60725FDSBSDelivery Order, June 8, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568496486!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60726FCX6YDelivery Order, February 2, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571292865!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60726FBW4WDelivery Order, January 27, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570663889!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60725FC2UYDelivery Order, February 24, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567381599!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60724FDWGBDelivery Order, June 12, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564900171!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60725FFJZBDelivery Order, September 25, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569612007!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60725FE1MTDelivery Order, June 26, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568663787!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60725FD7X8Delivery Order, April 23, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568029413!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60724FC5ERDelivery Order, March 1, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563835391!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60725FC79JDelivery Order, February 18, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567319042!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60724FCRJ2Delivery Order, March 22, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564060943!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $930 |
| SPE60725FCLXNDelivery Order, April 2, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567796814!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $929 |
| SPE60725FF2JHDelivery Order, August 22, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569197784!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $929 |
| SPE60726FB1GYDelivery Order, January 8, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570458061!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $929 |
| SPE60725FFHXMDelivery Order, September 24, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569600219!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $929 |
| SPE60724FDGYNDelivery Order, May 31, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564773552!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $929 |
| SPE60726FBEMKDelivery Order, February 10, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570813736!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $929 |
| SPE60724FECD9Delivery Order, July 15, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565180815!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $929 |
| SPE60725FBRD1Delivery Order, January 17, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566980289!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $929 |
| SPE60725FED3KDelivery Order, July 10, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568769231!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $929 |
| SPE60725FFDRTDelivery Order, September 19, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569550503!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $929 |
| SPE60726FAZ0GDelivery Order, November 6, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569977040!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $929 |
| SPE60724FBLT0Delivery Order, January 23, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563437267!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $929 |
| SPE60725FFNAFDelivery Order, September 27, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569631219!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $929 |
| SPE60725FCS7ADelivery Order, March 11, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567555656!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $929 |
- Places of performance
- FloridaHawaiiWashingtonUtahSouth Carolina
- Product and service codes
- 9130 Liquid Propellants and Fuels, Petroleum Base4930 Lubrication and Fuel Dispensing EquipmentX1BZ Lease/Rental Of Other Airfield Structures
- Transactions
- 50,341 across 50,303 awards