| Seyed Haghighi | Arash | Senior Manager, IT Infrastructure and Security | Smilegate West Inc. | Virtual Only |
| Sheely | Stevan | Core Network Engineer | Mercury Broadband | Virtual Only |
| Shi | Yuan Fang | President/CEO/Owner | CVC INTERNET, LLC | Virtual Only |
| Siddique | Hasan | Dir | Verisign | In-person - I will be in Charlotte |
| Simon | William | Owner | Simon Telephonics LLC | Virtual Only |
| Sokalsky | Vlad | Network Analyst | Contra Costa County | Virtual Only |
| Spears | Michael | Owner | Spearware Networks LLC | In-person - I will be in Charlotte |
| Stauble | Eddie | IPv4 Broker | Eddie@iptrading.com | In-person - I will be in Charlotte |
| Steffann | Sander | Executive Board Member | RIPE NCC | In-person - I will be in Charlotte |
| Stewart | Jonathan | Network Engineer | LES.NET (1996) INC | Virtual Only |
| Stilley | Kip | Network Engineer | Lingo | In-person - I will be in Charlotte |
| Stitt | John | Senior Network Engineer | Hopkinsville Electric System | Virtual Only |
| Stringfield Jr | Thelton | Network Engineer | Star Communications | Virtual Only |
| Sweeting | John | CXO | ARIN | In-person - I will be in Charlotte |
| Syed | Salman | Network Manager | r1rcm | Virtual Only |
| Sylvester | William | Executive Vice President | Addrex, Inc. | In-person - I will be in Charlotte |
| Tacit | Christian | Founder | Tacit Law | In-person - I will be in Charlotte |
| Tang | Man To Antony | Director | Taipei101 Network LLC | Virtual Only |
| Tatarnikov | Roman | CEO | IntLos | In-person - I will be in Charlotte |
| Tennent | Bob | Admin | Vitamix | Virtual Only |