| SOCURE, INC. | Incline Village | NV | 1 | 2026-05-17 |
| SOCIETY OF INTERVENTIONAL RADIOLOGY | FAIRFAX | VA | 1 | 2026-05-17 |
| SOCIETY FOR NEUROSCIENCE | WASHINGTON | DC | 1 | 2026-05-17 |
| SOCIETY FOR CARDIOVASCULAR ANGIOGRAPHY AND INTERVENTIONS | Washington | DC | 1 | 2026-05-17 |
| SOBBA PUBLIC, LLC | Houston | DC | 6 | 2026-05-17 |
| SNYDER GRESSARD STRATEGY | WASHINGTON | DC | 7 | 2026-05-17 |
| SNP ALLIANCE, INC. | washington | DC | 1 | 2026-05-17 |
| SNAC INTERNATIONAL | Arlington | VA | 1 | 2026-05-17 |
| SMITS SPEIDELL CONSULTING | Fairfax Station | VA | 7 | 2026-05-17 |
| SMITHS DETECTION INC. | Edgewood | MD | 1 | 2026-05-17 |
| SMITH GARSON | WASHINGTON | DC | 16 | 2026-05-17 |
| SMITH DAVIS ADVISORY & RESEARCH LLC | Alexandria | VA | 1 | 2026-05-17 |
| SMITH ADVOCACY GROUP, LLC | Washington | DC | 10 | 2026-05-17 |
| SMITH + MALEK | Boise | ID | 1 | 2026-05-17 |
| SMITH & ASSOCIATES | Melbourne | FL | 4 | 2026-05-17 |
| SMASH SPORTS | West Hollywood | CA | 1 | 2026-05-17 |
| SMARTCONTRACT INC. | New York City | NY | 1 | 2026-05-17 |
| SMART POLICY GROUP LLC | Arlingotn | VA | 7 | 2026-05-17 |
| SMALL BUSINESS MAJORITY FOUNDATION, INC. | Washington | DC | 2 | 2026-05-17 |
| SMALL BUSINESS INVESTOR ALLIANCE | WASHINGTON | DC | 1 | 2026-05-17 |
| SMALL BUSINESS ADVOCACY COUNCIL | Chicago | IL | 1 | 2026-05-17 |
| SMA AMERICA | Rocklin | CA | 1 | 2026-05-17 |
| SLOVER & LOFTUS | WASHINGTON | DC | 1 | 2026-05-17 |
| SLIPSTREAM ADVOCACY LLC | Washington | DC | 1 | 2026-05-17 |
| SLEEP, INC. | Washington | DC | 2 | 2026-05-17 |
| SL STRATEGIES, LLC | Washington | DC | 1 | 2026-05-17 |
| SKYRYSE, INC. | El Segundo | CA | 1 | 2026-05-17 |
| SKYLINE CAPITOL LLC | Washington | DC | 46 | 2026-05-17 |
| SKY MAVIS | Singapore | | 1 | 2026-05-17 |
| SKOOKUM EDUCATIONAL PROGRAMS (FKA TESSERA) | Bremerton | WA | 2 | 2026-05-17 |
| SKLADANY CONSULTING LLC | Alexandria | VA | 3 | 2026-05-17 |
| SKADDEN, ARPS, SLATE, MEAGHER & FLOM LLP | Washington | DC | 1 | 2026-05-17 |
| SK AMERICAS, INC. | New York | NY | 1 | 2026-05-17 |
| SIVON NATTER & WECHSLER, P.C. (FKA BARNETT SIVON & NATTER, P.C.) | Washington | DC | 3 | 2026-05-17 |
| SINGISER SOLUTIONS LLC | Washington | DC | 4 | 2026-05-17 |
| SINCLAIR BROADCAST GROUP | Hunt Valley | MD | 1 | 2026-05-17 |
| SIMMONS ENERGY AND ENVIRONMENTAL STRATEGIES LLC | Falls Church | VA | 1 | 2026-05-17 |
| SIGHTLINE ADVOCACY, LLC | McLean | VA | 9 | 2026-05-17 |
| SIG SAUER INC | Newington | NH | 1 | 2026-05-17 |
| SIERRA PACIFIC STRATEGIES | Keizer | OR | 1 | 2026-05-17 |
| SIERRA CLUB | Oakland | CA | 1 | 2026-05-17 |
| SIDLEY AUSTIN LLP | Washington | DC | 4 | 2026-05-17 |
| SIDEPRIZE LLC D/B/A PRIZEPICKS | Fairfax | VA | 2 | 2026-05-17 |
| SHUMAKER ADVISORS, LLC | Columbus | OH | 7 | 2026-05-17 |
| SHUMAKER ADVISORS FLORIDA, LLC | Tampa | FL | 3 | 2026-05-17 |
| SHOPIFY INC | Ottawa | ON | 1 | 2026-05-17 |
| SHL AND ASSOCIATES, INC. | Washington | DC | 1 | 2026-05-17 |
| SHEIN TECHNOLOGY LLC | Washington | DC | 1 | 2026-05-17 |
| SHAZAM INC. | Johnston | IA | 2 | 2026-05-17 |
| SHAWNEE COMMUNICATIONS | Equality | IL | 1 | 2026-05-17 |
| SHANDA ASSET MANAGEMENT LLC | Redwood City | CA | 1 | 2026-05-17 |
| SERVICE EMPLOYEES INTERNATIONAL UNION CTW-CLC | Washington | DC | 1 | 2026-05-17 |
| SENTINEL WORLDWIDE | Vienna | VA | 2 | 2026-05-17 |
| SENSE INCORPORATED | Washington | DC | 4 | 2026-05-17 |
| SENIOR CITIZENS LOBBY | Washington | DC | 1 | 2026-05-17 |
| SEMPRA | WASHINGTON | DC | 1 | 2026-05-17 |
| SEMICONDUCTOR INDUSTRY ASSOCIATION | Washington | DC | 1 | 2026-05-17 |
| SELECT MEDICAL HOLDINGS CORPORATION | Mechanicsburg | PA | 1 | 2026-05-17 |
| SECURITY FINANCE CORPORATION OF SPARTANBURG | Spartanburg | SC | 1 | 2026-05-17 |
| SECURITIES INDUSTRY AND FINANCIAL MARKETS ASSOCIATION | Washington | DC | 1 | 2026-05-17 |
| SECOND CURVE STRATEGIES LLC | Washington | DC | 3 | 2026-05-17 |
| SEATTLE CITY LIGHT | Seattle | WA | 1 | 2026-05-17 |
| SEAMAN CORPORATION | Wooster | OH | 1 | 2026-05-17 |
| SCOUT MOTORS, INC. | McLean | VA | 1 | 2026-05-17 |
| SCHWEITZER ENGINEERING LABORATORIES, INC. | Pullman | WA | 1 | 2026-05-17 |
| SCHWAN'S COMPANY | MARSHALL | MN | 1 | 2026-05-17 |
| SCHRAMM, WILLIAMS & ASSOCIATES, INC. | Washington | DC | 1 | 2026-05-17 |
| SCHOOL-BASED HEALTH ALLIANCE | Washington | DC | 1 | 2026-05-17 |
| SCHOENING STRATEGIES, LLC | Washington | DC | 6 | 2026-05-17 |
| SCHAGRIN ASSOCIATES | Washington | DC | 6 | 2026-05-17 |
| SCHAERR JAFFE LLP | Washington | DC | 16 | 2026-05-17 |
| SCARLET SOLUTIONS, LLC | Arlington | VA | 4 | 2026-05-17 |
| SCARINCI & HOLLENBECK, LLC | Lyndhurst | NJ | 10 | 2026-05-17 |
| SCAN HEALTH PLAN | LONG BEACH | CA | 1 | 2026-05-17 |
| SC PARTNERS LLC | Washington | DC | 3 | 2026-05-17 |
| SBT DISTRIBUTORS LLC | St Augustine | FL | 1 | 2026-05-17 |
| SBM PARTNERS, INC. | Tallahassee | FL | 1 | 2026-05-17 |
| SBL STRATEGIES, LLC | Washington | DC | 28 | 2026-05-17 |
| SB STRATEGIC CONSULTING, INC. | Reno | NV | 4 | 2026-05-17 |
| SAXTON & STUMP LAWYERS & CONSULTANTS | Harrisburg | PA | 3 | 2026-05-17 |
| SAXA INNOVATION LLC | Middleburg | VA | 5 | 2026-05-17 |
| SAVION | Kansas City | MO | 2 | 2026-05-17 |
| SAVE THE CHILDREN FEDERATION, INC. | FAIRFIELD | CT | 1 | 2026-05-17 |
| SAUNDERS GLOBAL DIPLOMACY | Phoenix | AZ | 3 | 2026-05-17 |
| SASOL CHEMICALS USA LLC | Houston | TX | 2 | 2026-05-17 |
| SARAH CHRISTOPHERSON | Mount Rainier | MD | 1 | 2026-05-17 |
| SARAH BLACKWOOD GOVERNMENT RELATIONS, LLC | Ashburn | VA | 4 | 2026-05-17 |
| SANTA CLARA VALLEY WATER DISTRICT | San Jose | CA | 1 | 2026-05-17 |
| SANDLER, TRAVIS & ROSENBERG, P.A. | WASHINGTON | DC | 5 | 2026-05-17 |
| SANDHILLS STRATEGIC SOLUTIONS | Pinehurst | NC | 2 | 2026-05-17 |
| SANBORN ANALYTICS INC | Malden | MA | 2 | 2026-05-17 |
| SAN DIEGO STATE UNIVERSITY RESEARCH FOUNDATION | San Diego | CA | 2 | 2026-05-17 |
| SALVO STRATEGIES | Pittsburgh | PA | 2 | 2026-05-17 |
| SALT POINT STRATEGIES | Washington | DC | 32 | 2026-05-17 |
| SALINAS STRATEGIES LLC | Washington | DC | 3 | 2026-05-17 |
| SALEM MEDIA GROUP | Camarillo | CA | 1 | 2026-05-17 |
| SAKURA CONSERVATION STRATEGIES | Chevy Chase | MD | 5 | 2026-05-17 |
| SAGE GOVERNMENT SOLUTIONS | Salt Lake City | UT | 2 | 2026-05-17 |
| SAGAT/BURTON LLP | NEW YORK | NY | 1 | 2026-05-17 |
| SAFE KIDS WORLDWIDE | Silver Spring | MD | 1 | 2026-05-17 |