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 |
|---|---|---|
| NORTHWEST PUBLIC POWER ASSOCIATION | Vancouver, WA | Active 2012–2015 |
| NORTHWESTERN CORPORATION DBA NORTHWESTERN ENERGY | Sioux Falls, SD | Active 2011–2016 |
| NORTHWESTERN MEMORIAL HOSPITAL | CHICAGO, IL | Active 2007–2026 |
| NORTHWESTERN UNIV | EVANSTON, IL | Active 2007–2026 |
| NORTHWIND STRATEGIES | Boston, MA | Active 2011–2017 |
| NORTON REGULATORY STRATEGIES | Aurora, CO | Active 2017–2019 |
| NORTON ROSE FULBRIGHT US LLP | Washington, DC | Active 2020–2025 |
| NOSSAMAN LLP | Washington, DC | Active 2007–2026 |
| NOTARIZE, INC. DBA PROOF.COM | Boston, MA | Active 2021–2026 |
| NOURYON | Radnor, PA | Active 2024–2026 |
| NOVA LABS, INC. | San Francisco, CA | Active 2024 |
| NOVARTIS | Washington, DC | Active 2007–2026 |
| NOVARTIS VACCINES AND DIAGNOSTICS, INC. | Washington, DC | Active 2007–2008 |
| NOVAVAX, INC | Gaithersburg, MD | Active 2016–2026 |
| NOVEL STRATEGIES (FKA) PRISM GROUP | Washington, DC | Active 2016–2026 |
| NOVELIS INC. | Washington, DC | Active 2007–2026 |
| NOVELL, INC | PROVO, UT | Active 2008–2010 |
| NOVEMBER INC. | Las Vegas, NV | Active 2009 |
| NOVO NORDISK INC. | WASHINGTON, DC | Active 2007–2026 |
| NOVOCURE INC. | Wayne, PA | Active 2022–2026 |
| NOVOZYMES NORTH AMERICA, INC. | Franklinton, NC | Active 2008–2026 |
| NOVUS INK LIMITED LIABILITY COMPANY | Doral, FL | Active 2024–2026 |
| NOVUS STRATEGIES | Pittsburgh, PA | Active 2024–2026 |
| NPR, INC. | WASHINGTON, DC | Active 2007–2026 |
| NRG ENERGY, INC. | Houston, TX | Active 2008–2026 |
| NT LAKIS, LLP | Washngton, DC | Active 2007–2018 |
| NTT AMERICA | WASHINGTON, DC | Active 2007 |
| NTT DOCOMO USA | WASHINGTON, DC | Active 2007–2009 |
| NUCLEAR ENERGY INSTITUTE, INC. | WASHINGTON, DC | Active 2007–2026 |
| NUCLEAR ENERGY STRATEGIES, LLC | McLean, VA | Active 2007 |
| NUCLEAR FUEL SERVICES | ROCKVILLE, MD | Active 2007 |
| NUCLEAR THREAT INITIATIVE | Washington, DC | Active 2025 |
| NUCOR CORPORATION | Washington, DC | Active 2008–2026 |
| NUERA POWER CORPORATION | Baltimore, MD | Active 2010 |
| NUMBERSUSA ACTION, INC. | Arlington, VA | Active 2024–2026 |
| NUMBERSUSA.COM | Washington, DC | Active 2007 |
| NURHAM WARWICK | Clinton, NC | Active 2012–2020 |
| NURNBERGER & ASSOCIATES | Arlington, VA | Active 2007–2012 |
| NURO, INC. | Mountain View, CA | Active 2021–2022 |
| NUSGART CONSULTING LLC | Bethesda, MD | Active 2007–2009 |
| NUTRIEN US LLC (FORMERLY KNOWN AS AGRIUM U.S. INC.) (A NUTRIEN LTD SUBSIDIARY). | Loveland, CO | Active 2018–2026 |
| NUTTER & HARRIS, INC | WASHINGTON, DC | Active 2007–2019 |
| NUTTER MCCLENNEN & FISH | Boston, MA | Active 2008–2010 |
| NVG, LLC | Washington, DC | Active 2007–2026 |
| NVIDIA CORPORATION | Santa Clara, CA | Active 2025–2026 |
| NWG ADVOCACY LLC | West Palm Beach, FL | Active 2009–2026 |
| NXG GLOBAL LAW & COMPLIANCE PLLC | Chicago, IL | Active 2007–2026 |
| NXP USA, INC. | Austin, TX | Active 2014–2026 |
| NYPROCOA, INC. | New York, NY | Active 2007–2019 |
| NYROK PARTNERS, LLC | New York, NY | Active 2007–2008 |
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.