| Lawyer Name | Office | Telephone | |||||||
| O'Brien, Mark J. | Toronto | 416.367.7493 (Direct Line) | mobrien@dwpv.com | ||||||
| Osadchuk, Dale J. | Toronto | 416.367.7451 (Direct Line) | dosadchuk@dwpv.com | ||||||
| Osborne, Duncan G. | Toronto | 416.863.5560 (Direct Line) | dosborne@dwpv.com | ||||||
| O'Neill, Louis-Martin | Montréal | 514.841.6547 (Direct Line) | lmoneill@dwpv.com | ||||||
| Olasker, Patricia L. | Toronto | 416.863.5551 (Direct Line) | polasker@dwpv.com | ||||||
| O'Reilly, William M. | Toronto | 416.863.5573 (Direct Line) | woreilly@dwpv.com |