Repair stations
5,066 maintenance shops hold an FAA repair station certificate (Part 145), which lets them inspect, repair and overhaul aircraft, engines and parts: 4,003 in the United States and 1,063 abroad, certificated so that U.S.-registered aircraft can be worked on there. Click a name for the certificate and the shop's other locations.
| Repair station | Certificate | Town | State | Country | Listed |
|---|---|---|---|---|---|
| Air Repair, INC | XR5R175Y | Easton | Maryland | United States | 10/5/2026 |
| Airtec INC | 951R081D | California | Maryland | United States | 10/5/2026 |
| Amentum Services INC | D58R995Y | Joint Base Andrews | Maryland | United States | 10/5/2026 |
| Arlington Leasing, LLC doing business as DBA Pan Am Services | 6ALR330B | Salisbury | Maryland | United States | 10/5/2026 |
| Avdyne Aeroservices LLC | Y7NR985Y | Glen Burnie | Maryland | United States | 10/5/2026 |
| Aviation Procurement Systems (Aps) | APOR360E | Gaithersburg | Maryland | United States | 10/5/2026 |
| Aviation Solutions of America, LLC | DSTR974D | Hagerstown | Maryland | United States | 10/5/2026 |
| Baltimore Police Aviation Unit | KW1R285K | Baltimore | Maryland | United States | 10/5/2026 |
| Chesapeake Aviation Service INC | LH1R296K | Edgewater | Maryland | United States | 10/5/2026 |
| D&P Testing INC | 2DPR879B | Fort Washington | Maryland | United States | 10/5/2026 |
| Eaton Corporation doing business as DBA Eaton Corporation | XEPR787K | Beltsville | Maryland | United States | 10/5/2026 |
| Freeway Airport INC | FK8R141Q | Mitchellville | Maryland | United States | 10/5/2026 |
| G-Force Avionics LLC | GF1R666E | Fort Meade | Maryland | United States | 10/5/2026 |
| Global Aviation Services LLC doing business as DBA Primeflight Gse Maintenance | 8NMD309D | Baltimore | Maryland | United States | 10/5/2026 |
| Jade Air LLC | 4JAR590C | Baltimore | Maryland | United States | 10/5/2026 |
| Life Support Systems, LLC | KQ1R279K | Hagerstown | Maryland | United States | 10/5/2026 |
| Martins Famous Pastry Shoppe INC | 9HGR089D | Hagerstown | Maryland | United States | 10/5/2026 |
| Maryland Q C Laboratories INC doing business as DBA Mqc Labs, INC. | LE1D293K | Beltsville | Maryland | United States | 10/5/2026 |
| Maryland Q C Laboratories INC doing business as DBA Mqc Labs, INC. | LE1R293K | Aberdeen | Maryland | United States | 10/5/2026 |
| Maryland State Police Aviation Command | KY1R287K | Baltimore | Maryland | United States | 10/5/2026 |
| Northrop Grumman Systems Corporation | QM7R161O | Middle River | Maryland | United States | 10/5/2026 |
| Pilatus Aircraft USA LTD. | LF1R294K | Westminster | Maryland | United States | 10/5/2026 |
| Plane Care LLC | H5GR050O | Hagerstown | Maryland | United States | 10/5/2026 |
| Rcs Services LLC | RC3R752E | California | Maryland | United States | 10/5/2026 |
| Royal Aircraft Services, LLC | JZRR651K | Hagerstown | Maryland | United States | 10/5/2026 |
| Sierra Nevada Company, LLC | J8UR891Y | Hagerstown | Maryland | United States | 10/5/2026 |
| South Mountain Aviation | SONR621E | Hagerstown | Maryland | United States | 10/5/2026 |
| Ste Mras, LLC doing business as DBA St Engineering Aerospace Aerospace Middle River Aerostruture | MYER988K | Baltimore | Maryland | United States | 10/5/2026 |
| Telford Aviation INC | 7LVR374D | Hagerstown | Maryland | United States | 10/5/2026 |
| Westair Aviation CORP. | LI1R297K | Easton | Maryland | United States | 10/5/2026 |
Source: the FAA's repair station list (Part 145 certificate holders), October 9, 2026. The fourth character of a certificate number says where the shop is: R in the United States, Y abroad, D abroad under an agreement with the local authority. Contact people, telephone numbers and email addresses in the FAA's list are not shown, the site's policy at this time.