| RAYMOND F. MUNZ, D.D.S., P.C. | — | 06775720 | 2007-05-16 | Active | BLACKSBURG |
| RESIGILITY LLC | — | S5778669 | 2015-09-09 | Active | FAIRFAX |
| RHEA DAVIS, D.D.S. AND ARSHIA SHINGLER, D.D.S., P.C. | — | 06188643 | 2004-06-15 | Active | GAINESVILLE |
| RICHARD J. HONG, D.M.D., P.C. | — | 07522139 | 2012-06-06 | Active | VIENNA |
| RICHARD PAPP, D.D.S., P.C. | — | 05866355 | 2002-11-07 | Inactive | RESTON |
| RJ5 Holdings, LLC | — | 11279094 | 2021-09-08 | Active | Lorton |
| RMB Dental PLLC | — | S5071685 | 2014-05-20 | Active | Charlottesville |
| RMHL, LLC | — | S1865056 | 2006-04-26 | Active | VIENNA |
| ROBERT MITCHELL, LLC | — | S0592735 | 2001-02-13 | Active | VIENNA |
| ROBERT S. WAGNER DDS PC | — | 06793384 | — | Inactive | FAIRFAX |
| ROBERT W. MITCHELL, III, C.P.A., P.C. | — | 05567128 | 2001-04-04 | Inactive | VIENNA |
| RRT Investments LLC | — | 11079876 | 2020-07-17 | Active | Vienna |
| RTJ Investments LLC | — | 11693875 | 2024-05-08 | Active | Fairfax |
| RUBY ANN E. BISSON, D.M.D., P.C. | — | 06858658 | 2007-11-08 | Active | Manassas |
| Reardon Properties, LLC | — | S4759694 | 2013-10-18 | Active | Washington |
| Reflections Image Center & Medspa, LLC | — | S4390516 | 2013-01-28 | Inactive | Ashburn |
| Reston Heights Dental PLLC | — | S7574777 | 2018-06-08 | Inactive | RESTON |
| Romal LLC | — | S1083403 | 2003-11-06 | Inactive | VIENNA |
| Ryan Crenshaw, M.D., P.C. | — | 05550132 | 2001-03-07 | Active | STERLING |
| SEBASTIAN M. BOURONCLE, D.D.S.-1, PLLC | — | S4038370 | 2012-04-17 | Active | WOODBRIDGE |
| SHENANDOAH AIRCRAFT SOLUTIONS, LLC | — | S3959964 | 2012-02-22 | Inactive | MANASSAS |
| SKEDDIG, LLC | — | S6511838 | 2016-12-06 | Inactive | ARLINGTON |
| STUDIO 3 ARCHITECTS, P.C. | — | 03572757 | 1990-04-12 | Active | RESTON |
| SUREFIRE HOLDINGS, LLC | — | S5863446 | 2015-11-04 | Inactive | FAIRFAX |
| SUREFIRE SOLUTIONS INVESTMENT GROUP, LLC | — | S5867652 | 2015-11-06 | Active | FAIRFAX |
| SUSAN LUONG, D.D.S., P.C. | — | 07497308 | 2012-04-05 | Inactive | FAIRFAX |
| SUSAN S. PROPOGGIO, D.M.D., P.C. | — | 06876817 | 2007-12-19 | Active | FAIRFAX |
| SVEN TRUMMER DENTAL TECHNOLOGY, INC. | — | 05710819 | 2002-01-29 | Active | MANASSAS |
| Sanati, LLC | — | 11853922 | 2025-05-28 | Active | Vienna |
| Scott Mitchell Consulting, LLC | — | S1809419 | 2006-03-06 | Inactive | BRISTOW |
| Sebastian M. Bouroncle DDS-4 PLLC Fredericksburg | — | 11569121 | 2023-07-18 | Active | Woodbridge |
| Sebastian M. Bouroncle, D.D.S.-2 Stafford, PLLC | — | S6471868 | 2016-11-09 | Active | STAFFORD |
| Sebastian M. Bouroncle, D.D.S.-3 Alexandria, PLLC | — | S8447163 | 2019-08-06 | Inactive | ALEXANDRIA |
| Skin Cancer Center of Northern Virginia LLC | — | 11800584 | 2025-02-03 | Active | Leesburg |
| Skin Cancer Property of Virginia LLC | — | 11638218 | 2024-01-08 | Active | Leesburg |
| Skyline Plaza LLC | — | S1739111 | 2005-12-21 | Inactive | FALLS CHURCH |
| Smile Concept PLLC | — | S7547468 | 2018-05-24 | Active | ANNANDALE |
| Sobe Beachfront LLC | — | 11290030 | 2021-10-05 | Active | Leesburg |
| Stone Ridge Pediatric Dentistry, PLLC | — | S8021968 | 2019-01-28 | Active | ALDIE |
| Sun C. Lee, PLLC | — | 11962981 | 2026-02-01 | Active | Herndon |
| Supernova Dental PLLC | — | 11057955 | 2020-05-28 | Active | Fairfax |
| Surge Medical Associates Inc. | — | 08142010 | 2017-01-26 | Active | HAYMARKET |
| TEW Holdings LLC | — | S2227256 | 2007-05-09 | Active | WOODBRIDGE |
| THOMAS M. DRUMMOND, DMD, PC | — | 06068993 | 2003-11-26 | Active | FAIRFAX |
| TJ GOLD & DIAMOND IMPORTERS LLC | — | S2975334 | — | Inactive | CULPEPER |
| TRACEY NGUYEN D.D.S. P.C. | — | 06283279 | 2004-12-15 | Active | LANSDOWNE |
| TUAN NGUYEN, D.D.S., P.C. | — | 05778113 | 2002-05-20 | Active | FAIRFAX |
| Tarman Enterprise LLC | — | S1630294 | 2005-08-19 | Active | ASHBURN |
| TeleVet Imaging Solutions, PLLC | — | S6532891 | 2016-12-20 | Active | Reston |
| The Residential Real Estate Group, L.L.C. | — | T0185928 | 2001-03-14 | Active | MCLEAN |