| Abbreviation | Definition |
|---|---|
| MBJ | Meyer, Borgman, and Johnson, Inc. |
| MBK | Mah Boon Krong shopping centre, Hong Kong |
| MBK | Mark Beals Kreations |
| MBK | Methode Brigitte Kettner (cosmetics) |
| MBL | Malik Brothers Logistics |
| MBL | Mark Bates, LTD. |
| MBLS | Master Business License Service |
| MBLS | Michael Bros Land Services |
| MBLS | Micro Business Lending Service |
| MBM | Mark Brown Models |
| MBMW | Monterey Bay Motor Works |
| MBN | Metal Building Network |
| MBN | Minority Business Network |
| MBN | Muslim Business Network |
| MBNL | Mobile Broadband Network Ltd |
| MBO | Management By Objective |
| MBO | My Business Online |
| MBP | Management By Process |
| MBP | Music Books Plus |
| MBPC | Mankato Ballet Performing Company |