General Wayne A. Downing Peoria International Airport PIA / KPIA

FBO ground handling including GPU/power cart, lavatory service, oxygen service, ramp parking/tiedown, hangarage, freight handling and charter handling, with a passenger terminal and lounge.

Self-handled American Eagle station: Envoy Air (American Airlines Group) hires Airport Agent - Ramp and Customer Service staff at PIA for marshaling, baggage/cargo loading and pushback. Envoy itself operates the Chicago O'Hare flights (Embraer 170); the Dallas/Fort Worth and Charlotte flights are flown by fellow American Eagle carrier PSA Airlines (CRJ900), with no separate PSA ground posting found at PIA, consistent with Envoy's crew handling all American Eagle metal at this outstation.

United Airlines ground-handling subsidiary operating the United Express station at PIA; active/recent job postings for PIA Part-Time Cross-Utilized Agents (check-in, baggage handling, aircraft servicing) confirm an ongoing station covering SkyWest/GoJet United Express service to Chicago O'Hare and Denver.

Self-handled station: Allegiant hires its own Customer Service/Ground Operations Agents in Peoria whose duties include check-in, boarding, aircraft marshaling, pushback, security and commissary tasks for its Florida, Las Vegas, Phoenix/Mesa and seasonal leisure routes.

Provides ramp handling at PIA; company-wide services include ramp handling, cargo warehousing, mail handling, terminal services and GSE fuel supply/maintenance.

Sole FBO on the field at KPIA; full-service Jet A and 100LL sold both retail and into-plane (AirNav, reported by FBO 07-Jul-2026: 100LL $7.86/gal, Jet A $6.72/gal).

Aircraft de-icing is listed as a standard ground handling and maintenance-department service on Byerly's own company site.

In-house MRO for piston, turboprop and jet aircraft plus aircraft paint; avionics department holds Garmin, Honeywell, Aspen, Avidyne and L3 dealerships.

Engine shop — powerplant maintenance/repair on piston, turboprop and jet engines under FAA Part 145 repair station certificate 9BYR810B; third-party airworthiness/logbook records confirm engine work performed under this certificate, but the specific Powerplant rating class is unpublished (class rating unconfirmed).

Propeller shop — propeller repair/overhaul under FAA Part 145 repair station certificate 9BYR810B; third-party airworthiness/logbook records confirm propeller work performed under this certificate, but the specific Propeller rating class is unpublished (class rating unconfirmed).

Avionics/instrument shop — bench avionics repair, testing and installations, staffed by a dedicated Avionics Manager, under FAA Part 145 repair station certificate 9BYR810B (Instrument rating: Limited, confirmed; Radio rating: class unconfirmed).

Aircraft cabin cleaning at PIA is performed by Allegiant's own cross-utilized station staff; company job postings explicitly list aircraft cleaning among station-agent duties.

Aircraft-handling contractor (part of The Inland Group of Companies) staffing ramp agents at PIA; postings describe freight loading/unloading and cargo pallet build-up/break-down on early-morning (roughly 3:30-6:30am) and late-evening shifts that line up with UPS's actual before-sunrise arrival and late-evening departure pattern at PIA.

Scheduled air cargo carrier at PIA operating Boeing 757-200 freighter/feeder flights Tuesday-Friday overnight to/from Louisville, plus a Friday-morning arrival from Chicago O'Hare; a prior Rockford-Peoria-Louisville routing flown with an Airbus A300 was discontinued within the past year and is no longer active. Aircraft ramp and cargo handling at PIA appears to be contracted to Quantem Aviation Services; the extent of UPS self-handling on the airport ramp is unconfirmed.