| First Name | Last Name | Membership Starts | Membership Ends |
|---|---|---|---|
| Charmaine | Stingel | 10/02/2019 | 10/01/2020 |
| Anthony | Stirpe | 04/15/2024 | 04/14/2026 |
| Jim | Stone | 12/17/2019 | 12/16/2020 |
| Jim | Stone | 01/01/2021 | 12/31/2021 |
| Matthew | Stone | 09/30/2021 | 09/29/2022 |
| Selina | Stonecipher | 07/28/2019 | 07/27/2020 |
| Jeffrey | Storch | 10/14/2021 | 10/13/2022 |
| Jeffrey | Storch | 10/14/2022 | 10/13/2023 |
| Maureen | Storch | 10/14/2022 | 10/13/2023 |
| Maureen | Storch | 10/14/2021 | 10/13/2022 |
| Meghan | Storch | 10/14/2021 | 10/13/2022 |
| Meghan | Storch | 10/14/2022 | 10/13/2023 |
| Sarah | Stover | 04/06/2018 | 05/05/2020 |
| Sarah | Stover | 04/11/2024 | 04/10/2025 |
| Sarah | Stover | 04/11/2025 | 04/10/2026 |
| Tyler | Strickland | 03/28/2021 | 03/27/2022 |
| Mesa Monument | Striders | 09/19/2013 | 01/01/3000 |
| Shawn | Sturm | 08/13/2019 | 08/12/2020 |
| Beth | Suckow | 11/10/2018 | 01/11/2021 |
| John | Sudduth | 09/06/2021 | 09/05/2024 |
| John | Sudduth | 09/06/2024 | 09/05/2027 |
| Lori | Sudduth | 09/06/2018 | 09/05/2021 |
| Angela | Sullivan | 01/11/2020 | 01/10/2022 |
| Kristen | Sullivan | 11/21/2018 | 11/20/2021 |
| Patrick | Sullivan | 04/15/2024 | 04/14/2025 |
| Patrick | Sullivan | 04/07/2025 | 04/06/2026 |
| Paul | Sullivan | 01/11/2020 | 09/09/2023 |
| Weston | Sullivan | 01/11/2020 | 01/10/2022 |
| Patrick | Sullivan-Wood | 02/24/2020 | 02/24/2021 |
| Jake | Suss | 09/09/2020 | 09/08/2021 |
| Nicole | Suss | 09/09/2020 | 09/08/2021 |
| Mary | Sutay | 10/25/2024 | 04/04/2027 |
| Mary | Sutay | 06/15/2023 | 06/14/2024 |
| Kimberly | Suter | 12/15/2019 | 12/14/2022 |
| Elise | Swackhamer | 03/02/2023 | 03/01/2024 |
| Elise | Swackhamer | 04/12/2018 | 04/11/2020 |
| Anthony | Swanberg | 12/27/2022 | 12/26/2023 |
| Lucinda | Swanberg | 12/27/2022 | 12/26/2023 |
| Lucinda | Swanberg | 12/27/2021 | 12/26/2022 |
| M. | Swanberg | 12/27/2022 | 12/26/2023 |
| O. | Swanberg | 12/27/2022 | 12/26/2023 |
| Danielle | Sweet | 08/25/2022 | 08/24/2023 |
| Danielle | Sweet | 08/24/2019 | 08/23/2020 |
| Danielle | Sweet | 08/25/2023 | 08/24/2024 |
| Danielle | Sweet | 08/25/2020 | 08/24/2021 |
| Danielle | Sweet | 08/25/2021 | 08/24/2022 |
| Danielle | Sweet | 08/25/2024 | 08/24/2025 |
| Greg | Sweet | 08/25/2024 | 08/24/2025 |
| Greg | Sweet | 08/25/2023 | 08/24/2024 |
| Greg | Sweet | 08/25/2022 | 08/24/2023 |