Lobbying firms
Every registrant in the lobbying register: firms that lobby for clients, organizations that register to lobby for themselves, and self-employed lobbyists.
12,255
registrants, A to Z
| Firm | Location | Years active |
|---|---|---|
| CONTINENTAL STRATEGY, LLC | Washington, DC | Active 2021–2026 |
| CONTINENTAL TIRE THE AMERICAS, LLC | Ft. Mill, SC | Active 2012–2026 |
| CONTINEO CONSULTING LLC | Washington, DC | Active 2008–2012 |
| CONTROL AI US, INC. | Washington DC, DC | Active 2025–2026 |
| CONTURA ENERGY, INC. | Bristol, TN | Active 2016–2019 |
| CONVENIENCE DISTRIBUTION ASSOCIATION | Reston, VA | Active 2007–2017 |
| CONVENTUM GROUP, LLC | Denver, CO | Active 2023–2026 |
| CONVERGE PUBLIC STRATEGIES | MIAMI, FL | Active 2025–2026 |
| CONVERGENCE PUBLIC AFFAIRS LLC | Wilmington, DE | Active 2023–2026 |
| CONVERGENCE STRATEGIES, LLC | Bethesda, MD | Active 2024–2026 |
| CONWAY A DOWNING JR | Washington, DC | Active 2013–2015 |
| CONWAY CAPITOL CONSULTING LLC | Washington, DC | Active 2025–2026 |
| CONWOOD COMPANY LLC | MEMPHIS, TN | Active 2007–2009 |
| COOK INLET REGION INC. | Washington, DC | Active 2025–2026 |
| COOK INLET SPILL PREVENTION AND RESPONSE, INC. | Kenai, AK | Active 2022–2026 |
| COOLEY, LLP | Washington, DC | Active 2015–2026 |
| COOPER & KIRK, PLLC | Washington, DC | Active 2011–2017 |
| COOPERATIVE FOR ASSISTANCE AND RELIEF EVERYWHERE | Washington, DC | Active 2007 |
| COORS BREWING COMPANY | WASHINGTON, DC | Active 2007–2008 |
| COORSTEK, INC. | Golden, CO | Active 2008–2026 |
| COPELAND, COOK, TAYLOR & BUSH | Washington, DC | Active 2007–2008 |
| COPENHAGEN INFRASTRUCTURE PARTNERS INC. | New York, NY | Active 2023–2026 |
| COPPER HILL STRATEGIES, LLC | Phoenix, AZ | Active 2017–2026 |
| COPYRIGHT ALLIANCE | Washington, DC | Active 2020–2026 |
| CORALLO COMSTOCK, INC. | ALEXANDRIA, VA | Active 2007–2010 |
| CORBIN STRATEGIES LLC | Washington, DC | Active 2024–2026 |
| CORCORAN & ASSOCIATES, INC. DBA CORCORAN PARTNERS | Land O' Lakes, FL | Active 2024–2026 |
| CORCORAN STRATEGIES GROUP | Washington, DC | Active 2025–2026 |
| CORCORAN STREET GROUP | Washington, DC | Active 2024–2025 |
| CORDIA COMPANIES | Alexandria, VA | Active 2016–2021 |
| CORDONE CONSULTING LLC | Hilton Head Island, SC | Active 2017–2026 |
| CORE NATURAL RESOURCES, INC. | Canonsburg, PA | Active 2025–2026 |
| CORE SYNERGY GROUP GOVERNMENT RELATION SERVICES | Silver Spring, MD | Active 2012–2013 |
| COREBRIDGE FINANCIAL, INC. AND AFFILIATES | Houston, TX | Active 2024–2026 |
| CORECIVIC, INC. | Washington, DC | Active 2007–2026 |
| CORELOGIC | Irvine, CA | Active 2016–2026 |
| COREWEAVE, INC. | Livingston, NJ | Active 2025–2026 |
| COREWELL HEALTH | Grand Rapids, MI | Active 2007–2026 |
| CORGI INSURANCE SERVICES, INC. | San Francisco, CA | Active 2026 |
| CORINNE YOUNG | Duxbury, MA | Active 2010–2024 |
| CORINTHIAN COLLEGES, INC | Santa Ana, CA | Active 2007–2014 |
| CORLEY CONSULTING, LLC | Fort Worth, TX | Active 2011–2026 |
| CORMEDIX INC. | Berkeley Heights, NJ | Active 2023–2026 |
| CORN REFINERS ASSOCIATION | Washington, DC | Active 2007–2026 |
| CORNELL UNIVERSITY | Ithaca, NY | Active 2007–2026 |
| CORNERSTONE CONSULTING PARTNERS | Reno, NV | Active 2017 |
| CORNERSTONE GOVERNMENT AFFAIRS, INC. | Washington, DC | Active 2007–2026 |
| CORNERSTONE STRATEGIES GROUP | Tallahassee, FL | Active 2021–2022 |
| CORNING INCORPORATED | WASHINGTON, DC | Active 2007–2026 |
| CORNING PLACE COMMUNICATIONS | Albany, NY | Active 2013–2014 |
Names and addresses as the register lists them. Years active spans the first and latest year of any filing by the registrant, including registrations and amendments.