Huntley is proud to be home to major manufacturing, light industrial, service and healthcare organizations.
The two largest employers in Huntley are Weber-Stephen Products and Northwestern Medicine. Weber manufactures all non-gas grills in Huntley and now distributes all grills from its 757,000 SF global distribution center located at I-90 & Rt. 47. Northwestern Medicine merged with Centegra Health System in September 2018. Northwestern Medicine is the largest employer in McHenry County. Northwestern has a large presence in Huntley including the 128-bed, $200 million Huntley Hospital, an Immediate Care Center, a Fitness Center, a Burn Center, and an 80,000 square foot medical office building.
A list of Huntley's TOP 10 LARGEST PRIVATE EMPLOYERS follows:
| Company | Industry | Employees |
| Northwestern Medicine | Healthcare | 1072 |
| Weber-Stephen Products | Gas & Charcoal Grills | 900 |
| Walmart | General Merchandiser | 350 |
| TEQ Packaging | Thermoform Packaging | 210 |
| Jewel Osco | Supermarket/Pharmacy | 180 |
| LDI | Lubricating Equipment | 150 |
| H.S. Crocker | Packaging and Printing | 140 |
| Rohrer Corporation | Thermoform Packaging | 120 |
| Union Special | Sewing Machine Parts | 110 |
| General RV | Recreational Vehicle Retailer | 71 |