| Luiza | Savage | POLITICO | 73 |
| Jamie | Savage | The Leadership Agency | 13 |
| Bakari | Savage | Bell Media (CP24) | 13 |
| Chad | Schella | CIBC | 34 |
| Josie | Scioli | Empire Club of Canada | 3 |
| Alexis | Sciuk | Pfizer Canada | 97 |
| Heather | Scoffield | Business Council of Canada | 52 |
| Hugh | Scott | Innovative Medicines Canada | 6 |
| Claire | Seaborne | Torys LLP | 73 |
| Marc | Seaman | Microsoft Canada | 17 |
| Joe | Segal | (not set) | 75 |
| Likeleli | Seitlheko | TD Bank Group | 11 |
| Saeed | Selvam | NATIONAL | 80 |
| Mike | Semansky | D2L | 60 |
| Johanne | Senécal | Canadian Association of Petroleum Producers (CAPP) | 50 |
| Michael | Serapio | CPAC | 7 |
| Robin | Shaban | 2R Strategy | 60 |
| Jessica | Shadian | Arctic 360 | 10 |
| Jessica | Shadian | Arctic360 | 60 |
| Jesse | Shapiro | POLITICO | 73 |
