One Southern Indiana would like to thank the following businesses for renewing their membership during the month of February 2021.
| Quarter Century Club (25 Years or More) | Member Since |
| The Koetter Group | 1975 |
| Greater Clark County Schools | 1980 |
| Stites & Harbison, PLLC | 1982 |
| Junior Achievement of Kentuckiana | 1985 |
| Schuler Bauer Real Estate Services | 1985 |
| AML Construction | 1986 |
| Hitachi Cable America Inc. | 1988 |
| Amatrol, Inc. | 1990 |
| Dennis Ott & Company, Inc. | 1990 |
| American Red Cross Louisville Area Chapter | 1991 |
| Jeffersonville Township Public Library | 1991 |
| Indiana Land Co. | 1994 |
| Ten to 24 Years | |
| Land-Mill Developers, Inc. | 1998 |
| Rock Creek Community Academy | 1998 |
| Sherwin – Williams | 1998 |
| First Harrison Bank | 1999 |
| Padgett, Inc. | 2003 |
| Kentuckiana Air Education Network | 2004 |
| Mediaura | 2008 |
| Scot Mailing and Shipping Systems | 2008 |
| FormWood Industries, Inc. | 2009 |
| S & M Precast, Inc. | 2010 |
| Five to Nine Years | |
| Frost Brown Todd, LLC | 2012 |
| GHK Truss, LLC | 2012 |
| Adaptive Nursing & Healthcare Services, Inc. | 2013 |
| Community Montessori Charter Public School | 2013 |
| ECT Services, Inc. | 2013 |
| Schmitt Furniture Co. | 2013 |
| Silver Heights Camp & Retreat Center | 2013 |
| Squire Boone Caverns | 2013 |
| A Plus Paper Shredding | 2014 |
| Purdue Polytechnic New Albany, Purdue University | 2014 |
| Signarama Dixie | 2014 |
| Cobblestone Hotel & Suites | 2015 |
| Pure Education Initiative, Inc. | 2015 |
| Our Lady of Providence High School | 2016 |
| Two to Four Years | |
| Center for Lay Ministries, Inc. | 2017 |
| Delta Dental of Indiana | 2017 |
| Premier Capital Corporation | 2017 |
| Republic Services | 2017 |
| FASTSIGNS of Jeffersonville/Clarksville | 2018 |
| Louisville Sports Commission | 2018 |
| Premier Homes | 2018 |
| Ramiro’s Cantina Express | 2018 |
| Vitality Senior Services | 2018 |
| Floyds Knobs Water Company | 2019 |
| Masters’ Supply, Inc. | 2019 |
| Naked By Sunday | 2019 |
| RIGC Enterprises and Consulting LLC | 2019 |
| One Year | |
| Diversified Concepts & Solutions, LLC | 2020 |
| Russell Cellular | 2020 |
| SERVPRO of Floyd, Clark, Harrison, Perry, Crawford, Orange, Washington & Scott Counties | 2020 |
| Southern Hospitality | 2020 |