| SAMSUNG SEMICONDUCTOR, INC. | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Manufacturing |
| GOOGLE CLIENT SERVICES | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Labor Issues/Antitrust/Workplace, Budget/Appropriations, Computer Industry |
| TRANSCANADA PIPELINES, LTD | TRANSCANADA PIPELINES, LTD | Q3 2026 | Energy/Nuclear |
| UNITED AIRLINES INC | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Financial Institutions/Investments/Securities, Aviation/Airlines/Airports, Budget/Appropriations |
| BNSF RAILWAY COMPANY | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Transportation, Labor Issues/Antitrust/Workplace, Budget/Appropriations |
| CIRCLE INTERNET FINANCIAL, LLC | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Banking, Taxation/Internal Revenue Code |
| WILLIS NORTH AMERICA INC | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Health Issues |
| MAYER BROWN LLP OBO CIRCLE INTERNET FINANCIAL, INC. | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Banking, Taxation/Internal Revenue Code |
| ID.ME, LLC | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Science/Technology, Consumer Issues/Safety/Products, Government Issues |
| CITIGROUP WASHINGTON INC | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Financial Institutions/Investments/Securities |
| STRIPE, INC. | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Financial Institutions/Investments/Securities, Banking |
| CATHOLIC HEALTH ASSOCIATION | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Taxation/Internal Revenue Code, Health Issues |
| OFFICE OF THE COMMISSIONER OF BASEBALL D/B/A MAJOR LEAGUE BASEBALL | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Communications/Broadcasting/Radio/TV, Labor Issues/Antitrust/Workplace, Aviation/Airlines/Airports |
| UNIVERSITY OF NOTRE DAME | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Budget/Appropriations, Economics/Economic Development, Taxation/Internal Revenue Code |
| GUNDERSEN LUTHERAN ADMINISTRATIVE SERVICES, INC. | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Medicare/Medicaid, Health Issues, Budget/Appropriations |
| NASCAR | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Taxation/Internal Revenue Code |
| WINE AND SPIRITS WHOLESALERS OF AMERICA | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Alcohol and Drug Abuse, Taxation/Internal Revenue Code, Budget/Appropriations |
| NATIONAL LIMOUSINE ASSOCIATION | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Transportation |
| THE BOEING COMPANY | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Aerospace, Defense, Aviation/Airlines/Airports |
| A16Z CAPITAL MANAGEMENT FKA ANDREESSEN HOROWITZ | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Financial Institutions/Investments/Securities |
| RTI INTERNATIONAL | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Foreign Relations, Budget/Appropriations |
| AMERICAN GAMING ASSOCIATION | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Gaming/Gambling/Casino |
| THE CHEROKEE NATION | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Indian/Native American Affairs |
| HEWLETT PACKARD ENTERPRISE COMPANY | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Science/Technology, Trade (domestic/foreign), Law Enforcement/Crime/Criminal Justice |
| BIONTECH US INC. | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Medical/Disease Research/Clinical Labs, Government Issues |
| ACT FOR NIH: ADVANCING CURES TODAY | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Budget/Appropriations |
| SAC & FOX TRIBE OF THE MISSISSIPPI IN IOWA | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Indian/Native American Affairs, Budget/Appropriations |
| AMERICAN SHEEP INDUSTRY ASSOCIATION | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Trade (domestic/foreign) |
| SANDY HOOK PROMISE FOUNDATION | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Firearms/Guns/Ammunition, Budget/Appropriations |
| THE REGENTS OF THE UNIVERSITY OF CALIFORNIA | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Education |
| ADVANCED NAVIGATION AND POSITIONING CORPORATION | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Aviation/Airlines/Airports, Budget/Appropriations, Aerospace |
| ARES MANAGEMENT LLC | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2026 | Financial Institutions/Investments/Securities, Banking |
| ANALOG DEVICES, INC. | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q4 2025 | Budget/Appropriations |
| MATCH GROUP HOLDINGS I, LLC | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q2 2026 | Consumer Issues/Safety/Products |
| UBS GROUP AG | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q2 2026 | Financial Institutions/Investments/Securities, Banking |
| LUMEN TECHNOLOGIES | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q2 2026 | Telecommunications |
| ZERO - THE END OF PROSTATE CANCER | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q2 2026 | Health Issues, Budget/Appropriations |
| R4 TECHNOLOGIES, INC. | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q2 2026 | Agriculture, Defense, Budget/Appropriations |
| PSIQUANTUM | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q2 2026 | Science/Technology, Defense, Computer Industry |
| RADIATRIC, INC. | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q1 2026 | Science/Technology, Defense, Medical/Disease Research/Clinical Labs |
| SAAB | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q2 2025 | Defense, Budget/Appropriations |
| HUNT DEVELOPMENT GROUP LLC | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q4 2025 | Defense, Budget/Appropriations |
| JBS USA FOOD COMPANY | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q4 2025 | Agriculture, Environment/Superfund, Labor Issues/Antitrust/Workplace |
| TARGET CORPORATION | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q4 2025 | Taxation/Internal Revenue Code, Trade (domestic/foreign), Consumer Issues/Safety/Products |
| NATIONAL HOCKEY LEAGUE | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q4 2025 | Banking, Consumer Issues/Safety/Products, Sports/Athletics |
| THE CONSOLIDATED MUTUAL WATER COMPANY | BROWNSTEIN HYATT FARBER SCHRECK, LLP | Q3 2025 | Natural Resources |
| HIDDEN LEVEL, INC. | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2025 | Defense, Budget/Appropriations |
| TUNICA BILOXI TRIBE OF LOUISIANA | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2025 | Financial Institutions/Investments/Securities, Indian/Native American Affairs, Budget/Appropriations |
| PUERTO RICO PUBLIC PRIVATE PARTNERSHIPS AUTHORITY | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q3 2025 | Budget/Appropriations, Agriculture, Taxation/Internal Revenue Code |
| LANKFORD & REED PLLC | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q2 2025 | Law Enforcement/Crime/Criminal Justice |
| HABERMATOLEL POMO OF UPPER LAKE TRIBE | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q2 2025 | Indian/Native American Affairs |
| SIERRA SPACE CORPORATION | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q1 2025 | Aerospace, Defense |
| NEW MEXICO STATE UNIVERSITY | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q1 2025 | Science/Technology, Education, Budget/Appropriations |
| WORKDAY, INC. | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q1 2025 | Agriculture, Science/Technology, Intelligence |
| YAYASAN BERBAKTI SEMANGAT INDONESIA | CORNERSTONE GOVERNMENT AFFAIRS, INC. | Q1 2025 | Economics/Economic Development, Trade (domestic/foreign), Foreign Relations |