Thomas E LLC is a distributor and product supplier of the following manufacturers:
| 3M | ESNA | ND Industries |
| 3V Fasteners | Fastener Innovation Technology (FIT) | Novaria Group |
| Abbott-Interfast Corporation | Fastenair Corporation | Nylok |
| Achilles Aerospace Products | Fastener Technology Corporation | Ohio Gasket & Shim |
| Acufast | Fatigue Technology | Pamco |
| Acument Global Technologies | Federal Manufacturing | PB Fasteners |
| Adel Wiggins Group | Fitz Manufacturing | Penn Engineering |
| Aerofit | JTD Stamping Co. | Perigee Manufacturing Company |
| Aerospace Manufacturing Corporation | Galaxy Bearing | Pilgrim Aerospace Fasteners |
| Air Industries | Glenair | Pop Fastening Systems |
| Airdrome Precision Components | Greer Stop Nut | Preci Manufacturing |
| All American Spacers Company | GS Aerospace | Precision Threaded Products |
| All Power | Heartland Precision Fasteners | Seastrom Manufacturing |
| Allan Aircraft | Houston Precision Fasteners | Sesco Industries |
| Allfast Fastening Systems | Huck | Shur-Lok |
| Anillo | Ideal Fasteners | Southco |
| Arconic (formerly Alcoa) | Indiana Aircraft Hardware | Space-Lock |
| Aurora Bearing | Inland Machine Company | Spencer Aerospace Manufacturing |
| Automatic Screw Machine Products | J & M Machine | SPS-Jenkintown |
| Avdel Fastening Systems | Jamco Aerospace | Stanley Engineered Fastening |
| Avibank | JTD Stamping | Sunland Aerospace Fasteners |
| AVK Industrial Products | LaDeau Manufacturing | Superior Washer |
| B&B Specialties | LFC Industries | Thomas & Betts |
| B&E Manufacturing | Mac Fasteners | Twist Tite Manufacturing |
| Bandy Manufacturing | Mini-Mac, Inc. | Voss Industries |
| Bristol Industries | Minor Rubber | West Coast Aerospace |
| Butler, Inc. | Moeller Manufacturing | Winslow Automatics |
| Caliber Aero | Monadnock Company | Young Engineering |
| California Screw Products | Monogram Aerospace | |
| Cherry Aerospace | Morton Fasteners, Inc. | |
| Click Bond | Morton Manufacturing | |
| Crescent Manufacturing | MRL Manufacturing | |
| Delt Industries | ||
| Deutsch Fasteners | ||
| Elgin Fastener Group | ||
| Emhart Fastening Teknologies |