| Quarter Century Club (25 Years or More) | Member Since |
| Retailers Supply | 1968 |
| Aebersold Florist | 1973 |
| Carman Industries | 1977 |
| Ricke & Associates, Insurance and Financial Solutions | 1977 |
| Hughes Group, Inc. | 1985 |
| Better Business Bureau | 1985 |
| Kaiser Wholesale Inc. | 1985 |
| Southern Indiana Realtors Association, Inc. | 1986 |
| Kovert Hawkins Architects | 1988 |
| Young, Lind, Endres, & Kraft, LLC | 1988 |
| K.M. Stemler Company, Inc. | 1989 |
| Green Tree Mall | 1989 |
| Silver Creek Water Corp. | 1989 |
| Presbyterian Foundation | 1990 |
| Callistus Smith Agency, Inc. | 1990 |
| Christ Gospel Churches Intl., Inc. | 1990 |
| Dan Cristiani Excavating Co., Inc. | 1990 |
| Bagshaw Trucking, Inc. | 1991 |
| Gray & Wells Collision Center, Inc. | 1991 |
| Koerber's Fine Jewelry | 1991 |
| Ross Bros. Automatic Transmission Service, Inc. | 1991 |
| United Dynamics, Inc. | 1991 |
| ISU Insurance and Investment Group | 1992 |
| |
| Ten to 24 Years | |
| Strandz Salon & Threadz Boutique | 1995 |
| Mills, Biggs, Haire & Reisert, Inc. | 1996 |
| Northside Christian Church | 1996 |
| Idealogy Marketing + Design | 1997 |
| Kentucky Derby Festival, Inc. | 1997 |
| Axiom Financial Strategies Group of Wells Fargo Advisors, LLC | 1999 |
| Republic Bank & Trust | 1999 |
| Terri Lynn's Catering by Design, Inc. | 2000 |
| Luckett & Farley Architects, Engineers and Construction Managers, Inc. | 2003 |
| Voluforms | 2003 |
| McAlister's Deli | 2005 |
| Xtreme Transportation | 2007 |
| Ecotech Waste Logistics | 2007 |
| Pearce Bottled Gas, Inc. | 2007 |
| |
| Five to Nine Years | |
| Mediaura | 2008 |
| RKR Incorporated | 2008 |
| Sapp Tax and Financial Services | 2008 |
| FormWood Industries, Inc. | 2009 |
| CLARCOR Air Filtration Products | 2009 |
| Sounds Unlimited Productions | 2009 |
| Candlewood Suites Louisville North | 2009 |
| LegalShield - Cathy Scrivner | 2010 |
| Veracity Technologies LLC | 2010 |
| Southern Indiana Living Magazine | 2011 |
| Alpha Energy Solutions | 2011 |
| F5 Enterprises, LLC Creative Marketing and Photography | 2011 |
| U.S. Bank | 2011 |
| Coyle Chevrolet & Nissan | 2011 |
| Big Frog of Southern Indiana | 2012 |
| G.F. Munich Welding Co., LLC | 2012 |
| Lumley Enterprises | 2012 |
| Lauyans & Company, Inc. | 2012 |
| Office and Business Resources, LLC | 2012 |
| |
| Two to Four Years | |
| The Piano Shop | 2013 |
| Brad Haynes Martial Arts | 2013 |
| Derby City Safety | 2013 |
| Great Ideas LLC | 2013 |
| Transamerica Agency Network | 2013 |
| Edward Jones Investments | 2013 |
| StageOne Family Theatre | 2013 |
| Rudy and Associates | 2013 |
| Kyana Packaging Solutions | 2013 |
| Jenpale LLC | 2013 |
| Diversified Nurse Consultants | 2013 |
| Aflac - Seth Akers | 2013 |
| Kentuckiana Health Alliance LLC | 2014 |
| 1450 The Sports Buzz | 2014 |
| McRae Technologies, LLC | 2014 |
| Edward Jones Investments - Heather Shonkwiler | 2014 |
| Angel Hands Therapeutic Massage, Inc. | 2014 |
| Telania, LLC | 2014 |
| SeelGroup, LLC | 2014 |
| Healthy Living and Beyond | 2014 |
| Ben Franklin Crafts | 2014 |
| Transamerica Agency Network - Warren Bottorff | 2014 |
| Claire Howard Agency | 2014 |
| Coast to Coast Signs | 2014 |
| SK Sign & Banner | 2014 |
| Schuler Bauer Real Estate Services - Cory Williams | 2014 |
| Card Payment Solutions | 2014 |
| A Plus Paper Shredding | 2014 |
| Bullock Consulting Inc. | 2015 |
| Pure Education Initiative, Inc. | 2015 |
| 1st Choice Satellite, LLC | 2015 |
| Ohio Valley Air | 2015 |
| HMC Service Co. | 2015 |
| Weber Group Inc. | 2015 |
| Midwest Material Handling, LLC | 2015 |
| HR Alliance | 2015 |
| Bennett & Bennett Financial | 2015 |
| So IN Media Group | 2015 |
| First Rate Mortgage | 2015 |
| Southern Indiana Youth for Christ | 2015 |
| Clayton & Lambert Mfg. Co. | 2015 |
| |
| One Year | |
| TaxSpeaker | 2016 |
| Family Ark | 2016 |
| Mosquito Joe of Southern Indiana | 2016 |
| Frogsupe Marketing Services | 2016 |
| The Junction at Copperfield | 2016 |
| Prairie Capital Advisors, Inc. | 2016 |
| Nesco Resources | 2016 |
| STARTEK | 2016 |
| Wild Eggs | 2016 |
| JCM Technology Solutions | 2016 |
| RE/MAX First - Lewis Walden | 2016 |
| Integrity Sign Solutions, Inc. | 2016 |
| Speed Art Museum | 2016 |
| Jacob's Well Inc. | 2016 |
| POSCO AAPC | 2016 |