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 |
|---|---|---|---|
| SPE60725FC9WDDelivery Order, February 28, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567429419!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60724FBLKFDelivery Order, February 6, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563591351!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60724FDAXSDelivery Order, May 26, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564722072!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60724FC4U0Delivery Order, February 24, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563762167!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60724FBPN2Delivery Order, January 25, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563456398!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60725FCEFKDelivery Order, March 25, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567723773!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60724FFZK3Delivery Order, September 16, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565847542!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60725FDM0VDelivery Order, May 9, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568207707!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60725FA2FMDelivery Order, October 9, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566078882!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60725FE8GFDelivery Order, July 2, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568712217!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60725FE68KDelivery Order, June 19, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568605981!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60725FFFQDDelivery Order, September 22, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569569147!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60725FCUUBDelivery Order, April 9, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567876429!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60724FCQM1Delivery Order, March 22, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564060664!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60725FCB6DDelivery Order, March 6, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567504804!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60724FDQ0QDelivery Order, May 13, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564605963!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60724FCPSNDelivery Order, April 8, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564223099!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60724FECSBDelivery Order, July 25, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565267869!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $917 |
| SPE60725FE8C4Delivery Order, June 24, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568641091!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60726FA5VDDelivery Order, October 20, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569793947!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60725FBWJ7Delivery Order, January 22, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567028560!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60724FCH2KDelivery Order, March 12, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563959259!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60725FDCLDDelivery Order, May 28, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568388839!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60724FCWHVDelivery Order, April 14, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564282251!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60725FEKXNDelivery Order, August 2, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568970453!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60726FARKXDelivery Order, December 11, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570270726!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60725FCBFEDelivery Order, March 24, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567695724!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60726FB0V9Delivery Order, December 30, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570383153!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60725FF5A1Delivery Order, August 18, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569153328!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60725FFFUXDelivery Order, September 23, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569584276!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60724FD04NDelivery Order, April 18, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564341318!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60725FC8ZNDelivery Order, February 28, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567428204!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60724FE0G5Delivery Order, June 19, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564962040!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60725FAXUFDelivery Order, November 25, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566557028!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60725FDN35Delivery Order, May 4, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568144370!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60725FAZ4MDelivery Order, October 27, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566251879!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $916 |
| SPE60724FEA9MDelivery Order, July 8, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565100693!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60725FCEP0Delivery Order, March 17, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567619530!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60724FDPSADelivery Order, June 5, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564842477!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60724FCJ6JDelivery Order, March 13, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563972463!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60724FCPHHDelivery Order, April 6, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564207319!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60726FDLS3Delivery Order, June 2, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4572025141!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60726FCMNGDelivery Order, April 10, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571448037!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60726FB029Delivery Order, December 17, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570336583!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60725FD1XKDelivery Order, April 25, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568043854!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60724FCY8WDelivery Order, March 18, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564018235!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60726FD1GMDelivery Order, May 3, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571717043!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60724FFRW7Delivery Order, September 13, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565809610!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60726FC90MDelivery Order, March 3, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571036819!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60724FFE2KDelivery Order, August 29, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565646114!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60724FDK9EDelivery Order, May 9, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564577177!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60724FBZQKDelivery Order, February 15, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563697056!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60725FCBQ8Delivery Order, March 14, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567589060!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60726FBJ7BDelivery Order, January 22, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570614870!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60724FBF16Delivery Order, January 3, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563240673!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60724FCVG7Delivery Order, March 24, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564075285!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60724FDZ2DDelivery Order, May 16, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564641755!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60726FABBFDelivery Order, November 21, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570082378!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60725FFB8XDelivery Order, September 3, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569332273!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60726FCFUVDelivery Order, March 25, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571415080!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $915 |
| SPE60725FAPTLDelivery Order, November 18, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566492274!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60725FDZ98Delivery Order, May 6, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568176569!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60724FDENWDelivery Order, May 30, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564768492!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60726FDLE3Delivery Order, June 2, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4572024936!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60725FEV9ADelivery Order, July 16, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568824856!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60724FF8NEDelivery Order, August 23, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565570375!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60725FFCEZDelivery Order, September 19, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569533280!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60725FFMAUDelivery Order, September 25, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569617212!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60725FAUF7Delivery Order, November 1, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566310701!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60726FCS5TDelivery Order, March 24, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571271720!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60725FDKF1Delivery Order, May 18, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568297690!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60725FCXE1Delivery Order, March 22, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567662285!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60724FEH27Delivery Order, June 19, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565071227!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60725FCKDVDelivery Order, March 31, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567768838!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60726FBKBJDelivery Order, February 7, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570842032!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60725FCJ3JDelivery Order, March 8, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567510273!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60724FES3ADelivery Order, July 12, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565140434!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60725FC5G1Delivery Order, February 21, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567346647!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60726FCCSTDelivery Order, March 20, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571384677!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60724FDVH1Delivery Order, May 23, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564714750!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60726FA0T7Delivery Order, October 6, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569695352!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60724FC78UDelivery Order, February 22, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563757234!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $914 |
| SPE60726FARW3Delivery Order, October 16, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570046216!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60725FBEUJDelivery Order, January 27, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567077086!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60725FCDZHDelivery Order, March 26, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4567723579!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60724FCFKSDelivery Order, March 30, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4564125772!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60724FBGJCDelivery Order, February 2, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563540776!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60726FADJZDelivery Order, November 24, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570104634!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60726FARKUDelivery Order, December 11, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570270724!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60725FEQ9QDelivery Order, July 14, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4568800282!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60724FBUN2Delivery Order, January 27, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563463856!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60724FBZV2Delivery Order, January 29, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563494921!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60725FFLY8Delivery Order, August 28, 2025, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4569443535!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60724FCP0PDelivery Order, March 14, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4563983941!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60725FAKHQDelivery Order, November 14, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4566451858!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60726FC90TDelivery Order, March 3, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4571036825!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60724FE9KJDelivery Order, July 1, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565060105!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60726FB0TMDelivery Order, January 7, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570446845!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60726FBU14Delivery Order, January 18, 2026, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4570554294!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $913 |
| SPE60724FFLZGDelivery Order, September 25, 2024, Full and Open Competition | DLA EnergyDefense Logistics Agency | 4565953920!turbine Fuel,aviation, JaaNAICS 324110, PSC 9130 | $912 |
- 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