| THERMO FISHER SCIENTIFIC INC | THERMO FISHER SCIENTIFIC INC. | Q4 2018 | Taxation/Internal Revenue Code, Financial Institutions/Investments/Securities, Health Issues |
| SOUTH CAROLINA RESEARCH AUTHORITY | KINGHORN, HILBERT & ASSOCIATES | Q3 2008 | Homeland Security, Defense, Education |
| VFORGE | KINGHORN, HILBERT & ASSOCIATES | Q3 2008 | Defense, Budget/Appropriations |
| HYDRAULIC INSTITUTE INC | KINGHORN, HILBERT & ASSOCIATES | Q3 2008 | Defense, Budget/Appropriations |
| COPPER DEVELOPMENT ASSOCIATION | KINGHORN, HILBERT & ASSOCIATES | Q3 2008 | Defense, Budget/Appropriations |
| ADVANCED TECHNOLOGY INSTITUTE | KINGHORN, HILBERT & ASSOCIATES | Q3 2008 | Defense, Budget/Appropriations |
| INTERNATIONAL COPPER ASSOCIATION | KINGHORN, HILBERT & ASSOCIATES | Q3 2008 | Defense, Budget/Appropriations |
| PUMP SYSTEMS MATTER | KINGHORN, HILBERT & ASSOCIATES | Q1 2008 | Defense, Budget/Appropriations |
| GEORGETOWN COUNTY SC | KINGHORN, HILBERT & ASSOCIATES | Q1 2008 | Transportation, Budget/Appropriations, Economics/Economic Development |
| ENGINEERING SYSTEMS SOLUTIONS | KINGHORN, HILBERT & ASSOCIATES | Q1 2008 | Defense, Budget/Appropriations |
| CELL EXCHANGE | KINGHORN, HILBERT & ASSOCIATES | Q3 2008 | Defense, Budget/Appropriations |
| AMERICAN FOUNDRY SOCIETY | KINGHORN, HILBERT & ASSOCIATES | Q4 2008 | Defense, Budget/Appropriations |
| ERSKINE COLLEGE | KINGHORN, HILBERT & ASSOCIATES | Q3 2008 | Education, Budget/Appropriations |
| THERMO FISHER SCIENTIFIC | ELLSWORTH GOVERNMENT RELATIONS, LLC | Q2 2009 | Environment/Superfund, Health Issues, Homeland Security |
| THERMO FISHER SCIENTIFIC | KINGHORN, HILBERT & ASSOCIATES | Q3 2008 | Environment/Superfund, Consumer Issues/Safety/Products, Homeland Security |
| STEEL FOUNDERS' SOCIETY OF AMERICA | KINGHORN, HILBERT & ASSOCIATES | Q2 2008 | Defense, Budget/Appropriations |
| CITY OF WEST COLUMBIA SC | KINGHORN, HILBERT & ASSOCIATES | Q3 2008 | Budget/Appropriations, Environment/Superfund, Law Enforcement/Crime/Criminal Justice |
| NORTH AMERICAN DIE CASTING ASSOCIATION | KINGHORN, HILBERT & ASSOCIATES | Q3 2008 | Defense, Budget/Appropriations |
| NON-FERROUS FOUNDERS SOCIETY | KINGHORN, HILBERT & ASSOCIATES | Q3 2008 | Defense, Budget/Appropriations |
| COVANTA ENERGY | KINGHORN, HILBERT & ASSOCIATES | Q3 2008 | Defense, Energy/Nuclear, Budget/Appropriations |
| BALDOR ADVANCED TECHNOLOGY (FORMERLY KNOWN AS BALDOR/DODGE/RELIANCE ADV TECH) | KINGHORN, HILBERT & ASSOCIATES | Q3 2008 | Defense, Budget/Appropriations |