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 |
|---|---|---|
| PRODUCE MARKETING ASSOCIATION | NEWARK, DE | Active 2007–2009 |
| PRODUCER COLLABORATIVE, INC. | Orlando, FL | Active 2024–2025 |
| PROENGLISH | Washington, DC | Active 2008–2026 |
| PROFECTUS INVESTMENTS LLC | Arvada, CO | Active 2020–2024 |
| PROFESSIONAL AVIATION SAFETY SPECIALISTS | WASHINGTON, DC | Active 2007–2026 |
| PROFESSIONAL COMPOUNDING CENTERS OF AMERICA | Houston, TX | Active 2014–2026 |
| PROFESSIONAL LOBBYING AND ADVOCACY CENTER | Alexandria, VA | Active 2013–2014 |
| PROFESSIONAL PHOTOGRAPHERS OF AMERICA / ALLIANCE OF VISUAL ARTISTS | Atlanta, GA | Active 2009–2026 |
| PROFESSIONAL SERVICES COUNCIL | ARLINGTON, VA | Active 2007–2026 |
| PROFILE STRATEGY GROUP LLC | Concord, NH | Active 2010–2011 |
| PROGRESS ENERGY, INC. | RALEIGH, NC | Active 2007–2013 |
| PROJECT CANARY | Denver, CO | Active 2022–2024 |
| PROJECT LEAD THE WAY | Indianapolis, IN | Active 2016–2018 |
| PROJECT MANAGEMENT INSTITUTE | Washington, DC | Active 2009–2020 |
| PROJECT ON GOVERNMENT OVERSIGHT | Washington, DC | Active 2012–2026 |
| PROLOGIS, L.P. | DENVER, CO | Active 2021–2026 |
| PROMONTORY FINANCIAL GROUP | WASHINGTON, DC | Active 2007–2009 |
| PROMOTIONAL PRODUCTS ASSOCIATION INTERNATIONAL | Irving, TX | Active 2009–2025 |
| PROSKAUER ROSE LLP | New York, NY | Active 2007–2022 |
| PROSPACE AMERICA, INC | BELLEVILLE, IL | Active 2008 |
| PROSPERING SOLUTIONS, LLC FKA JOHN C. SNYDER III | Charlotte, NC | Active 2023–2026 |
| PROTECT DEMOCRACY PROJECT | Washington, DC | Active 2021–2022 |
| PROTECT DEMOCRACY UNITED (FORMERLY KNOWN AS UNITED TO PROTECT DEMOCRACY) | Washington, DC | Active 2021–2026 |
| PROTECT OUR WINTERS | Boulder, CO | Active 2023–2026 |
| PROTECTINGAMERICA.ORG | WASHINGTON, DC | Active 2007 |
| PROTECTIVE LIFE CORPORATION | Birmingham, AL | Active 2019–2026 |
| PROTEUS DIGITAL HEALTH, INC. | Redwood City, CA | Active 2018–2019 |
| PROTON AG | Plan-les-Ouates, Switzerland | Active 2022–2026 |
| PROTON THERAPY CONSORTIUM FKA NATIONAL ASSOCIATION FOR PROTON THERAPY | Jacksonville, FL | Active 2021–2024 |
| PROVENTURE CONSULTANTS LLC | Arlington, VA | Active 2020–2026 |
| PROVIDENCE HOUSE | Cleveland, OH | Active 2021–2025 |
| PROVIDENCE ST. JOSEPH HEALTH | Renton, WA | Active 2008–2026 |
| PROVIDENCE STRATEGIES, LLC | Annapolis, MD | Active 2021–2026 |
| PROVIDENT STRATEGIES LLC | Russellville, AR | Active 2007–2021 |
| PROZAN STRATEGIES | San Francisco, CA | Active 2025–2026 |
| PRUDENCE PARKS | FAIRFAX, VA | Active 2007–2010 |
| PRUDENTIAL FINANCIAL, INC. | NEWARK, NJ | Active 2007–2026 |
| PSIQUANTUM | Palo Alto, CA | Active 2024–2026 |
| PSNA HOLDINGS, LLC (FORMERLY PERIMETER SOLUTIONS INC.) | Clayton, MO | Active 2026 |
| PSS, LLC | Dallas, TX | Active 2026 |
| PTC THERAPEUTICS, INC. | South Plainfield, NJ | Active 2020–2026 |
| PTN CONSULTING, LLC | Huntington Beach, CA | Active 2016–2017 |
| PTSA FORMERLY KNOWN AS "MARK S. MORGAN | Vienna, VA | Active 2016–2024 |
| PUBLIC AFFAIRS COMPANY | Minneapolis, MN | Active 2009 |
| PUBLIC AFFAIRS ENGAGEMENT | Arlington, VA | Active 2013 |
| PUBLIC AFFAIRS RESOURCES, INC. | Alexandria, VA | Active 2007–2014 |
| PUBLIC AFFAIRS VENTURE LLC | Albany, NY | Active 2007–2008 |
| PUBLIC APPEAL LLC | Sheridan, WY | Active 2025 |
| PUBLIC BROADCASTING SERVICE | ARLINGTON, VA | Active 2007–2026 |
| PUBLIC CHILDREN SERVICES ASSOCIATION OF OHIO | Columbus, OH | Active 2008–2011 |
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.