Gulfstream G550
N503GS · ICAO: A645BC · Heavy jet

Alternate Solutions Health Network (ASHN) — a home-health and post-acute care company founded in 1999 by husband-and-wife David and Tessie Ganzsarto and headquartered in Kettering, Ohio, in the Dayton metro. The business builds joint-venture home-health partnerships with hospital systems and runs centralized clinical and back-office operations on its own software platform.
N503GS is a 2003 Gulfstream G550 (GV-SP, MSN 5005, Mode-S hex A645BC) registered to AS Air II LLC — the Ganzsartos' aircraft-holding entity ('AS' for Alternate Solutions). The G550 is a long-range heavy jet, giving the Dayton-based owners transcontinental and transatlantic reach. FAA registration is valid.
Note · Celebplanes tracks Alternate Solutions Health Network's registered aircraft — not Alternate Solutions Health Network personally. ADS-B data shows when and where the plane moved; who was aboard any given flight is unknown.
Where Alternate Solutions Health Network's aircraft has flown — each dot is a recorded position.
Total flights
4
Total CO₂
76.8t
Flight hours
19h
N503GS · ICAO: A645BC · Heavy jet
Yes. Celebplanes tracks 1 aircraft associated with Alternate Solutions Health Network: a Gulfstream G550 (N503GS). Every movement is logged from the public ADS-B broadcast, so the flight history on this page is a record of the aircraft, not of who was aboard.
Alternate Solutions Health Network flies a Gulfstream G550 (registration N503GS). Live tracking, full flight history, and CO₂ emissions for each aircraft are available on this page.
Alternate Solutions Health Network owns 1 tracked aircraft: N503GS (Gulfstream G550). This is the count Celebplanes can evidence from public registration and ADS-B records; aircraft held through undisclosed entities or chartered rather than owned would not appear here.
Alternate Solutions Health Network flies a Gulfstream G550 — Ultra Long Range class, 6,750 nm range, seating up to 19 (registration N503GS).
Alternate Solutions Health Network flies a Gulfstream G550 (N503GS). Pre-owned examples typically ask $14–25 million — indicative mid-2026 market figures, not an appraisal. Actual value turns on airframe hours, engine-programme enrolment and cabin configuration.
Alternate Solutions Health Network's private jet tail number is N503GS (a Gulfstream G550). Each registration links to the live tracking page with full flight history, fuel burn and CO₂ emissions on Celebplanes.
Attributions derived from FAA registry + ADSB Exchange + SEC filings; may be incomplete or outdated. Methodology · Report an error. Observational use only.
Alternate Solutions Health Network's Gulfstream G550 (N503GS) burns roughly 410 gallons of Jet-A per hour, which converts to about 3,939 kg of CO₂ per flight hour — equivalent to roughly 9,749 miles of average passenger-car driving.
Alternate Solutions Health Network's home base is Dayton Intl (OH) (KDAY / DAY).
Across 4 tracked flights (19 flight hours) on Celebplanes, Alternate Solutions Health Network's aircraft have emitted approximately 76.8t of CO₂. These figures are calculated from public ADS-B flight times multiplied by manufacturer-published fuel burn × the EPA standard 9.57 kg CO₂/gallon for Jet-A.
Yes. Every transponder-equipped aircraft broadcasts unencrypted ADS-B position data continuously, by FAA mandate. Celebplanes aggregates this public broadcast from ADSB Exchange, ADSB.fi, FlightRadar24 and airplanes.live — the same sources used by news outlets and academic researchers. See celebplanes.com/methodology for details.