One Southern Indiana would like to thank the following businesses for renewing their membership during the month of February 2023.
| Quarter Century Club (25 Years or More | Member Since |
| Greater Clark County Schools | 1980 |
| Indiana University Southeast | 1985 |
| AML Construction | 1986 |
| Amatrol, Inc. | 1990 |
| Dennis Ott & Company, Inc. | 1990 |
| Jeffersonville Township Public Library | 1991 |
| New Albany Floyd County Schools | 1991 |
| Indiana Land Co. | 1994 |
| J. Rorrer & Company, CPA | 1994 |
| Mister ”P” Express, Inc. | 1996 |
| Orcutt Winslow + TEG | 1998 |
| Ten to 24 Years | |
| First Harrison Bank | 1999 |
| Stephen C. Gault Co. | 2002 |
| Padgett, Inc. | 2003 |
| RE/MAX FIRST | 2004 |
| Wellstone Regional Hospital | 2005 |
| Mediaura | 2008 |
| Nu-Yale | 2008 |
| Scot Mailing and Shipping Systems | 2008 |
| Environmental Compliance Source, LLC | 2010 |
| S & M Precast, Inc. | 2010 |
| GHK Truss, LLC | 2012 |
| Air Hydro Power | 2013 |
| Community Montessori Charter Public School | 2013 |
| Discount Labels, Inc. | 2013 |
| Silver Heights Camp & Retreat Center | 2013 |
| Squire Boone Caverns | 2013 |
| United Consulting | 2013 |
| Five to Nine Years | |
| Seven Development, LLC d/b/a 7D Commercial Real Estate | 2015 |
| Charles Schwab – Michael E. Johnson | 2016 |
| Our Lady of Providence High School | 2016 |
| A. C. Equipment | 2017 |
| A. Rutz Law, LLC | 2017 |
| Atlas Technical Consultants | 2017 |
| Cunningham Campers, Inc. | 2017 |
| Larry J. Lynn / LegalShield Prepaid Legal Services & ID Theft Protection | 2017 |
| Premier Capital Corporation | 2017 |
| Republic Services | 2017 |
| Terracon Consultants, Inc | 2017 |
| ARC Janitorial Supply | 2018 |
| Brandon’s House Counseling Center, Inc. | 2018 |
| Louisville Sports Commission | 2018 |
| Park National Bank | 2018 |
| Preferred Meats, Inc. | 2018 |
| Ramiro’s Cantina | 2018 |
| Two to Four Years | |
| Arnold Painting, LLC | 2019 |
| Russell Cellular | 2020 |
| SERVPRO of Floyd, Clark, Harrison, Perry, Crawford, Orange, Washington & Scott Counties | 2020 |
| Southern Hospitality | 2020 |
| Vsimple | 2020 |
| BluMine Health, LLC | 2021 |
| Cripe | 2021 |
| Destination Georgetown | 2021 |
| Lewen Line Construction | 2021 |
| Magnet Culture | 2021 |
| Mansion 1886 | 2021 |
| Opineapple | 2021 |
| Our Lady of Perpetual Hops | 2021 |
| Ready Set Prep’d | 2021 |
| Unlimited Travel Consultants, LLC | 2021 |
| One Year | |
| 20/twenty Strategic Consultants | 2022 |
| Matrix Integration, LLC | 2022 |
| Parkside Trace Apartments | 2022 |
| Rock Island Capital | 2022 |
| Taziki’s Mediterranean Cafe Jeffersonville | 2022 |
| The Jeff on 10th | 2022 |