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 324110Anywhere in the USFA462024QA226Awarded 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 |
|---|---|---|---|
| SPE60724FF90RDelivery Order, August 14, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565472241!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60725FB57RDelivery Order, December 4, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566629680!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60724FCUN2Delivery Order, March 24, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564075021!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60724FCXNQDelivery Order, April 15, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564300366!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60724FEC9CDelivery Order, July 9, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565112457!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60725FA4YLDelivery Order, October 10, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566090112!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60725FE2SPDelivery Order, June 27, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568667452!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60726FDEQ3Delivery Order, May 30, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571984035!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60725FE4VQDelivery Order, June 29, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568681000!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60724FD8Z6Delivery Order, April 24, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564406666!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60724FD8Z8Delivery Order, April 24, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564406708!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60726FC1R3Delivery Order, March 4, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571051638!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60726FDEQ1Delivery Order, May 30, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571984032!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60724FBW3RDelivery Order, January 18, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563376718!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60726FAD3QDelivery Order, October 31, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569891594!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60725FF5S8Delivery Order, August 19, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569167100!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60726FAE4TDelivery Order, October 31, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569891921!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60724FBFRCDelivery Order, February 1, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563540307!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60726FAR73Delivery Order, October 28, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569868780!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60724FFBQXDelivery Order, September 17, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565864592!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60725FB5RTDelivery Order, December 13, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566723572!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60724FDQPKDelivery Order, April 4, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564846146!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $437 |
| SPE60725FCUP2Delivery Order, March 21, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567660303!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FCS6XDelivery Order, March 15, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563987318!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FCWPEDelivery Order, April 14, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564282398!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60726FABU7Delivery Order, November 11, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569989871!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FBWRZDelivery Order, February 14, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563683070!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FE9CQDelivery Order, July 1, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565059889!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FDBC6Delivery Order, May 15, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568276287!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FDEP5Delivery Order, May 16, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568280385!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FDEP6Delivery Order, May 16, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568280396!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FE2KZDelivery Order, June 26, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568664528!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FFFC3Delivery Order, September 11, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569429281!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FFC72Delivery Order, August 27, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569274839!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FEUTEDelivery Order, August 8, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569042211!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FBVAUDelivery Order, February 13, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563668664!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FE8L5Delivery Order, June 22, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564974158!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FCLUQDelivery Order, April 5, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564189929!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FD2VHDelivery Order, April 26, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564422877!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FBUDADelivery Order, February 7, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567206962!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FBBGKDelivery Order, January 30, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563504770!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FBX2RDelivery Order, January 18, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563377113!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FD9WMDelivery Order, May 3, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564496985!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60726FDLR9Delivery Order, June 2, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4572025100!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FEMZ9Delivery Order, July 19, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565204609!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60726FDAY8Delivery Order, May 28, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571982217!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60726FB1ZVDelivery Order, January 8, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570458629!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60726FCA9HDelivery Order, March 19, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571223207!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60726FCB2WDelivery Order, March 19, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571223356!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60726FCV17Delivery Order, March 18, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571211255!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FAK6EDelivery Order, October 22, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566190833!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FD85WDelivery Order, April 15, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567972177!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FBPB3Delivery Order, January 16, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566979741!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FAPTPDelivery Order, November 18, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566492277!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FEP1UDelivery Order, July 14, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568799670!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FCGUHDelivery Order, April 1, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564149479!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FCGUJDelivery Order, April 1, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564149400!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FEH3ADelivery Order, July 9, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565124805!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FBDBUDelivery Order, January 26, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567060900!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FE4DJDelivery Order, June 28, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568668982!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FF5Y5Delivery Order, August 19, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569167160!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FDD18Delivery Order, May 4, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564498083!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FEXKRDelivery Order, August 11, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569072795!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FEYVDDelivery Order, August 12, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569086696!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60726FB8H3Delivery Order, January 6, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570432199!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FET38Delivery Order, July 3, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565079711!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FFJB0Delivery Order, September 12, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569441833!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FE9Q5Delivery Order, June 22, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564987636!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FF1URDelivery Order, August 21, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569194550!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FEKD0Delivery Order, July 20, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568854036!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FBZQ7Delivery Order, January 23, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567040524!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FCFCUDelivery Order, March 28, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564125216!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FCYH1Delivery Order, March 24, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564086914!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60725FAFHXDelivery Order, November 9, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566388516!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $436 |
| SPE60724FFZ8PDelivery Order, September 7, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565720282!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60726FCL1GDelivery Order, March 22, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571243421!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60725FA9QXDelivery Order, October 15, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566138991!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60724FC13XDelivery Order, February 20, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563729687!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60725FEB8WDelivery Order, July 9, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568768678!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60724FFKWGDelivery Order, September 23, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565943091!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60725FDFMVDelivery Order, May 30, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568400907!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60725FD565Delivery Order, April 14, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567928647!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60724FBL6KDelivery Order, January 11, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563325218!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60724FCFLPDelivery Order, March 30, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564125810!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60725FA0HBDelivery Order, October 7, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566056101!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60725FFS96Delivery Order, August 31, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569281788!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60725FFWQ1Delivery Order, September 17, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569516394!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60724FCKNEDelivery Order, April 4, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564186561!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60724FDL5NDelivery Order, May 11, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564577846!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60725FE28FDelivery Order, June 18, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568597655!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60726FD7JUDelivery Order, May 5, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571780388!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60724FCJ42Delivery Order, March 7, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563907842!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60725FAW7SDelivery Order, October 25, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566229635!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60726FDPH8Delivery Order, June 3, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4572038292!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60725FA0H4Delivery Order, October 3, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566028298!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60724FF7EPDelivery Order, August 22, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565567115!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60724FCV05Delivery Order, March 8, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563912499!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60725FCQCFDelivery Order, April 4, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567811742!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60726FD7M3Delivery Order, April 29, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571694479!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
| SPE60724FCAL2Delivery Order, March 19, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564030917!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $435 |
- 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