| TAI GINSBERG & ASSOCIATES, LLC | Washington | DC | 25 | 2026-05-17 |
| TAFT STETTINIUS & HOLLISTER LLP DBA TAFT ADVISORS LLC FKA (TAFT, STETTINIUS & HOLLISTER, LLP) | Indianapolis | IN | 41 | 2026-05-17 |
| T1INTERNATIONAL USA | Portland | OR | 1 | 2026-05-17 |
| T1 ENERGY INC | Austin | TX | 1 | 2026-05-17 |
| T. ROWE PRICE GROUP, INC. | Baltimore | MD | 1 | 2026-05-17 |
| T CAP SOLUTIONS, LLC | Washington | DC | 8 | 2026-05-17 |
| SYENSQO USA LLC | Lawrence | NJ | 1 | 2026-05-17 |
| SYC STRATEGIES, LLC | Columbus | OH | 2 | 2026-05-17 |
| SWISS RE AMERICA HOLDING CORPORATION | ARMONK | NY | 1 | 2026-05-17 |
| SUSTAINABLE STRATEGIES DC | Washington | DC | 3 | 2026-05-17 |
| SUSAN PLATT | Purcellville | VA | 1 | 2026-05-17 |
| SUSAN B ANTHONY LIST | Arlington | VA | 1 | 2026-05-17 |
| SURROUND SOUND STRATEGIES, LLC | Alexandria | VA | 2 | 2026-05-17 |
| SURESCRIPTS | Arlington | VA | 1 | 2026-05-17 |
| SUPER MICRO COMPUTER, INC. | San Jose | CA | 1 | 2026-05-17 |
| SUNUNU ENTERPRISES LLC | Exeter | NH | 1 | 2026-05-17 |
| SUNRUN INC. | San Francisco | CA | 1 | 2026-05-17 |
| SUNNYSIDE STRATEGY | WASHINGTON | DC | 1 | 2026-05-17 |
| SUMMIT STRATEGIES GOVERNMENT AFFAIRS LLC | Washington | DC | 1 | 2026-05-17 |
| SUMMIT PUBLIC AFFAIRS | Murfreesboro | TN | 2 | 2026-05-17 |
| SUMMIT HEALTH CARE CONSULTING | Breckenridge | CO | 1 | 2026-05-17 |
| SUMMA HEALTH | Akron | OH | 1 | 2026-05-17 |
| SUMITOMO CORPORATION OF AMERICAS | Washington | DC | 1 | 2026-05-17 |
| SULLIVAN STRATEGIES LLC (FKA SB CAPITOL SOLUTIONS) | Washington | DC | 5 | 2026-05-17 |
| SULLIVAN & CROMWELL LLP | WASHINGTON | DC | 2 | 2026-05-17 |
| SUGAR CREEK PACKING COMPANY | Washington Court House | OH | 1 | 2026-05-17 |
| SUGAR ASSOCIATION, INC. | Washington | DC | 2 | 2026-05-17 |
| STUMPTOWN STRATEGIES | Alexandria | VA | 6 | 2026-05-17 |
| STUDENTS FOR SENSIBLE DRUG POLICY | Washington | DC | 1 | 2026-05-17 |
| STUDENT VETERANS OF AMERICA | Washington | DC | 1 | 2026-05-17 |
| STUBHUB, INC. | New York | NY | 1 | 2026-05-17 |
| STUART CHEMTOB, ESQ | Washington | DC | 1 | 2026-05-17 |
| STRUCTURED FINANCE ASSOCIATION | Washington | DC | 1 | 2026-05-17 |
| STROGEN LLC | Washington | DC | 2 | 2026-05-17 |
| STRATEGOS PUBLIC AFFAIRS | Tampa | FL | 2 | 2026-05-17 |
| STRATEGIES 360 | Seattle | WA | 4 | 2026-05-17 |
| STRATEGIC POLICY COUNSEL PLLC | Washington | DC | 1 | 2026-05-17 |
| STRATEGIC MARKETING INNOVATIONS | Washington | DC | 177 | 2026-05-17 |
| STRATEGIC HEALTH CARE | Washington | DC | 62 | 2026-05-17 |
| STRATEGIC CAPITOL GROUP, LLC | Alexandria | VA | 9 | 2026-05-17 |
| STRADLEY RONON STEVENS & YOUNG, LLP | Philadelphia | PA | 2 | 2026-05-17 |
| STRADA EDUCATION FOUNDATION, INC. | Indianapolis | IN | 2 | 2026-05-17 |
| STONINGTON GLOBAL | Silver Spring | MD | 3 | 2026-05-17 |
| STONE ADVOCACY SOLUTIONS | Flagstaff | AZ | 1 | 2026-05-17 |
| STINSON LLP | Kansas City | MO | 11 | 2026-05-17 |
| STIERS LLC | Alexandria | VA | 2 | 2026-05-17 |
| STEVENS & LEE PUBLIC AFFAIRS | Princeton | NJ | 1 | 2026-05-17 |
| STEVE AUSTRIA AND ASSOCIATES, LLC | Dayton | OH | 1 | 2026-05-17 |
| STERNHELL GROUP | Washington | DC | 2 | 2026-05-17 |
| STERLING GREEN LLC | West Chester | PA | 2 | 2026-05-17 |
| STEPTOE LLP | Washington | DC | 9 | 2026-05-17 |
| STEPHEN WARD CONSULTING, LLC | ARLINGTON | VA | 3 | 2026-05-17 |
| STEPHANIE MISSERT | Tonawanda | NY | 3 | 2026-05-17 |
| STEPHANIE KENNAN | Washington | DC | 2 | 2026-05-17 |
| STATS CHIPPAC, INC. | Milpitas | CA | 1 | 2026-05-17 |
| STATEWIDE PUBLIC AFFAIRS, INC. | Albany | NY | 2 | 2026-05-17 |
| STATE STREET STRATEGIES DBA ONE+ STRATEGIES | Harrisburg | PA | 9 | 2026-05-17 |
| STATE STREET BANK AND TRUST COMPANY AND ITS AFFILIATES | Boston | MA | 1 | 2026-05-17 |
| STATE FARM MUTUAL AUTOMOBILE INSURANCE COMPANY | WASHINGTON | DC | 1 | 2026-05-17 |
| STARZYK & ASSOCIATES, LLC | Washington | DC | 1 | 2026-05-17 |
| STAPLETON & ASSOCIATES, LLC | Alexandria | VA | 16 | 2026-05-17 |
| STANTON PARK GROUP | Annapolis | MD | 2 | 2026-05-17 |
| STANTON COMMUNICATIONS, INC. | Washington | DC | 1 | 2026-05-17 |
| STANFORD UNIVERSITY | Stanford | CA | 1 | 2026-05-17 |
| STALLMER CONSULTING LLC | Saratoga Springs | NY | 7 | 2026-05-17 |
| SSM HEALTH CARE | St. Louis | MO | 1 | 2026-05-17 |
| SSA MARINE | Seattle | WA | 1 | 2026-05-17 |
| SR PARTNERS LLC (FKA SKOG RASMUSSEN LLC) | Wailuku | HI | 9 | 2026-05-17 |
| SQUIRE PATTON BOGGS | WASHINGTON | DC | 230 | 2026-05-17 |
| SPRING CARE, INC. | New York City | NY | 1 | 2026-05-17 |
| SPRAY FOAM COALITION | Washington | DC | 1 | 2026-05-17 |
| SPORTS & FITNESS INDUSTRY ASSOCIATION | Silver Spring | MD | 1 | 2026-05-17 |
| SPLITOAK STRATEGIES LLC | Washington | DC | 3 | 2026-05-17 |
| SPIRIT ROCK CONSULTING | ALEXANDRIA | VA | 1 | 2026-05-17 |
| SPIRIT AEROSYSTEMS, INC. | Wichita | KS | 2 | 2026-05-17 |
| SPINA BIFIDA ASSOCIATION OF AMERICA | Alexandria | VA | 1 | 2026-05-17 |
| SPIEGEL & MCDIARMID LLP | Washington | DC | 2 | 2026-05-17 |
| SPECIALTY TOBACCO COUNCIL, INC. | Winston-Salem | NC | 1 | 2026-05-17 |
| SPECIAL OLYMPICS, INC. | WASHINGTON | DC | 1 | 2026-05-17 |
| SPARC | Washington | DC | 1 | 2026-05-17 |
| SPANGLER STRATEGIES LLC | Washington | DC | 4 | 2026-05-17 |
| SPACE GOVERNANCE INSTITUTE, INC. | Bedford | NH | 2 | 2026-05-17 |
| SOUTHWEST AIRLINES PILOTS' ASSOCIATION | IRVING | TX | 1 | 2026-05-17 |
| SOUTHERN POVERTY LAW CENTER, INC. | Montgomery | AL | 1 | 2026-05-17 |
| SOUTHERN MINNESOTA BEET SUGAR COOP | Renville | MN | 1 | 2026-05-17 |
| SOUTHERN ILLINOIS UNIVERSITY | SPRINGFIELD | IL | 1 | 2026-05-17 |
| SOUTH DAKOTA CORN GROWERS ASSOCIATION | Sioux Falls | SD | 1 | 2026-05-17 |
| SOUTH BOW CANADA SERVICES LTD. | Calgary | AB | 1 | 2026-05-17 |
| SORINI STRATEGIC ADVISORS F/K/A SORINI, SAMET, & ASSOCIATES, LLC | Washington | DC | 2 | 2026-05-17 |
| SOO LINE RAILROAD COMPANY | Washington | DC | 1 | 2026-05-17 |
| SONOVA USA INC. | Aurora | IL | 1 | 2026-05-17 |
| SONOSKY, CHAMBERS, SACHSE, ENDRESON & PERRY, LLP | Washington, D.C. | DC | 30 | 2026-05-17 |
| SONORAN POLICY GROUP, LLC D/B/A STRYK GLOBAL DIPLOMACY, FORMERLY KNOWN AS SONORA | Washington | DC | 1 | 2026-05-17 |
| SOMERTONS, PLLC | Washington | DC | 1 | 2026-05-17 |
| SOLVE ADVOCACY LLC | Alexandria | VA | 1 | 2026-05-17 |
| SOLARWINDS, INC. | Austin | TX | 1 | 2026-05-17 |
| SOLAR ISLE VENTURES | Arlington | VA | 2 | 2026-05-17 |
| SOFTWARE IN DEFENSE COALITION | Baltimore | MD | 1 | 2026-05-17 |
| SOFTWARE FINANCE AND TAX EXECUTIVES COUNCIL | Annapolis | MD | 2 | 2026-05-17 |
| SOFI TECHNOLOGIES, INC. | San Francisco | CA | 1 | 2026-05-17 |