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 |
|---|---|---|
| INDIANAPOLIS POWER & LIGHT COMPANY | INDIANAPOLIS, IN | Active 2007–2021 |
| INDIGO AGRICULTURE, INC. | Charlestown, MA | Active 2019–2021 |
| INDIGO HILL STRATEGIES | washington, DC | Active 2024–2026 |
| INDIVIOR INC | Richmond, VA | Active 2016–2026 |
| INDUSTRIAL FABRICS ASSOCIATION INTERNATIONAL | ROSEVILLE, MN | Active 2007–2008 |
| INDUSTRIAL HEMP TRADE ASSOCIATION | Washington, DC | Active 2019–2022 |
| INDUSTRY COUNCIL FOR EMERGENCY RESPONSE TECHNOLOGIES | Washington, DC | Active 2021–2026 |
| INFECTIOUS DISEASES SOCIETY OF AMERICA | Arlington, VA | Active 2007–2026 |
| INFINEON TECHNOLOGIES AMERICAS CORP. | El Segundo, CA | Active 2016–2026 |
| INFINERA CORPORATION | San Jose, CA | Active 2023–2025 |
| INFLECTION POINT (FKA ARISTOTLE INTERNATIONAL, INC.) | Washington, DC | Active 2016–2026 |
| INFLEQTION QUANTUM, LLC (FORMERLY KNOWN AS COLDQUANTA DBA INFLEQTION) | Louisville, CO | Active 2022–2026 |
| INFORMATION TECHNOLOGY INDUSTRY COUNCIL | WASHINGTON, DC | Active 2007–2026 |
| INFOTECH STRATEGIES, INC. | WASHINGTON, DC | Active 2007 |
| INFUSION PROVIDERS ALLIANCE | Washington, DC | Active 2021–2026 |
| INJECTIVE LABS INC. | New York, NY | Active 2026 |
| INJECTIVE, LLC | New York, NY | Active 2025–2026 |
| INJURED WORKERS PHARMACY | Methuen, MA | Active 2011–2021 |
| INLET STRATEGIES | West Palm Beach, FL | Active 2022–2026 |
| INLINE POLICY INC. | Washington, DC | Active 2023–2025 |
| INMARSAT, INC | WASHINGTON, DC | Active 2007 |
| INNOCENCE PROJECT | New York, NY | Active 2008–2023 |
| INNOVATION COUNCIL ACTION INC. | Washington, DC | Active 2026 |
| INNOVATION POLICY SOLUTIONS, LLC | Oklahoma City, OK | Active 2013–2015 |
| INNOVATION STRATEGIES | Washington, DC | Active 2015 |
| INNOVATIVE ADVOCACY LLC | Washington, DC | Active 2021–2026 |
| INNOVATIVE CONSULTING HAWAII LLC | Honolulu, HI | Active 2025–2026 |
| INNOVATIVE FEDERAL STRATEGIES, LLC | Washington, DC | Active 2007–2026 |
| INNOVATIVE LENDING PLATFORM ASSOCIATION | Arlington, VA | Active 2017–2018 |
| INNOVATIVE POLICY, PLLC | Washington, DC | Active 2019–2026 |
| INOVIO PHARMACEUTICALS, INC. | Plymouth Meeting, PA | Active 2022–2024 |
| INSEPARABLE ACTION INC. | Washington, DC | Active 2025–2026 |
| INSESSION STRATEGIES LLC | Washington, DC | Active 2022–2026 |
| INSIDE PITCH GOVERNMENT AFFAIRS, LLC | Washington, DC | Active 2015–2016 |
| INSIDE THE BELTWAY SOLUTIONS, LLC | Washington, DC | Active 2024–2026 |
| INSIGHT CONSULTING SERVICES, LLC | Trenton, NJ | Active 2007–2010 |
| INSIGHT PUBLIC AFFAIRS, INC. | North Bethesda, MD | Active 2018–2024 |
| INSIGHTS ASSOCIATION (FKA: MARKETING RESEARCH ASSOCIATION) | Washington, DC | Active 2007–2026 |
| INSPIRE BRANDS, INC. | Sandy Springs, GA | Active 2008–2026 |
| INSTITUTE FOR CHILD SUCCESS | Greenville, SC | Active 2016–2018 |
| INSTITUTE FOR PORTFOLIO ALTERNATIVES FORMERLY INVESTMENT PROGRAM ASSOCIATION | Ellicott City, MD | Active 2017–2026 |
| INSTITUTE FOR SCIENCE AND HUMAN VALUES, INC | Tampa, FL | Active 2012–2017 |
| INSTITUTE FOR STRATEGIC DIALOGUE-US | Washington, DC | Active 2025–2026 |
| INSTITUTE FOR STRATEGIC GLOBAL SECURITY | Anaheim, CA | Active 2019 |
| INSTITUTE OF INTERNATIONAL BANKERS | New York, NY | Active 2007–2026 |
| INSTITUTE OF MAKERS OF EXPLOSIVES | Washington, DC | Active 2008–2026 |
| INSTITUTE OF MANAGEMENT ACCOUNTANTS | MONTVALE, NJ | Active 2007–2009 |
| INSTITUTE OF REAL ESTATE MANAGEMENT | CHICAGO, IL | Active 2007–2026 |
| INSTITUTE OF SCRAP RECYCLING INDUSTRIES, INC | WASHINGTON, DC | Active 2007–2026 |
| INSTITUTIONAL LIMITED PARTNERS ASSOCIATION | Washington, DC | Active 2017–2026 |
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.