100 North Main Street
O'Fallon, MO 63366
Phone: 636-379-5532
Email: econdev@ofallon.mo.us
T
| Business | Product or Service | Employees | |
|---|---|---|---|
| 1 | Mastercard | Global technology headquarters | 3,815 |
| 2 | Citi | Financial services | 2,400 |
| 3 | True Manufacturing | Freezers and commercial coolers manufacturer | N/A |
| 4 | SAK Construction | Pipe rehabilitation and tunneling contractor | 505 |
| 5 | Progress West Hospital | Medical services | 425 |
| 6 | MEMC | Silicon water manufacturer | 355 |
| 7 | Aldi | Warehouse and distribution | 310 |
| 8 | CarShield (NRRM) | Marketing and sales of service contracts | 300 |
| 9 | Synergentics | Surgical instruments and supplies | 270 |
| 10 | Air Evac Lifeteam | Corporate headquarters for medical air transportation | 250 |
| 11 | Allianz Global Corporate & Specialty | Corporate and specialty insurance company | 250 |
| 12 | Cosmos Corporation | Pet care products manufacturer | 230 |
| 13 | Nortek Global HVAC | Heating and cooling components | 190 |
| 14 | O'Fallon Casting | Non-ferrous investment casting foundry | 170 |
| 15 | The Phoenix Group | POS equipment technology | 150 |
| 16 | Schneider Electric | Computer hardware and software | 140 |
| 17 | Boeing Distribution Services | Aerospace fasteners supplier | 130 |
| 18 | VSM Abrasives | Sandpaper manufacturer | 130 |
| 19 | McKesson Corporation | Pharmaceutical wholesaler | 115 |
| 20 | River City Drywall | Residential/commercial drywall installation, taping and painting | 115 |
| 21 | Component Bar Products | Precision machine manufacturer | 110 |
| 22 | Mid America Peterbilt | Peterbilt heavy duty truck dealership | 110 |
| 23 | Drug Package | Drug labels, forms, bags and product manufacturer | 105 |
| 24 | True Fitness Technology | Fitness equipment manufacturer and distributor | 100 |
| 25 | Vitro Automotive Glass | Automotive glass supplier | 100 |
Source: City of O’Fallon Economic Development Department
* Progress West Hospital is part of the non-profit BJC Heathcare system.
