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 |
|---|---|---|
| MARC ASSOCIATES, INC. | WASHINGTON, DC | Active 2007–2009 |
| MARCH FOR OUR LIVES ACTION FUND | New York, NY | Active 2018–2025 |
| MARCH OF DIMES | Arlington, VA | Active 2007–2026 |
| MARCHIBRODA GROUP, LLC | Fairfax, VA | Active 2020–2025 |
| MARCIA BEXLEY | Orlando, FL | Active 2007–2010 |
| MARCIA MABEE BELL, LLC | Shipman, VA | Active 2010–2012 |
| MARCUS G. FAUST, PC | Washington, DC | Active 2007–2026 |
| MARCUS KING | Washington, DC | Active 2008–2009 |
| MARGARET CONE | washington, DC | Active 2007–2009 |
| MARGARET MATHNA | Bratenahl, OH | Active 2007–2016 |
| MARGARET MCGLINCH | Washington, DC | Active 2012–2014 |
| MARGARET STRAND CONSULTING LLC | Arlington, VA | Active 2018–2021 |
| MARIA FREESE | Burke, VA | Active 2011–2026 |
| MARIANA MINERALS CO. | San Francisco, CA | Active 2026 |
| MARIE HOWARD FABRIZIO | Falls Church, VA | Active 2012 |
| MARIJUANA POLICY PROJECT | WASHINGTON, DC | Active 2007–2023 |
| MARINE CONSERVATION BIOLOGY INSTITUTE | Seattle, WA | Active 2007–2013 |
| MARINE ENGINEERS' BENEFICIAL ASSOCIATION | Washington, DC | Active 2007–2026 |
| MARINE FISH CONSERVATION NETWORK | Washington, DC | Active 2009–2010 |
| MARINETTE MARINE CORPROATION -- CORRECTED COPY | Marinette, WI | Active 2009 |
| MARINO CONSULTING, LLC | Centreville, VA | Active 2007–2010 |
| MARIO E DIAZ & ASSOCIATES | Phoenix, AZ | Active 2009 |
| MARIO P. FIORI | Springfield, VA | Active 2008 |
| MARITIME INSTITUTE FOR RESEARCH AND INDUSTRIAL DEVELOPMENT | WASHINGTON, DC | Active 2007–2026 |
| MARITIME TACTICAL SYSTEMS, INC. (MARTAC) | Melbourne, FL | Active 2024–2026 |
| MARITIME TRADES DEPARTMENT, AFL-CIO | WASHINGTON, DC | Active 2007 |
| MARK BARNES & ASSOCIATES | Washington, DC | Active 2007–2026 |
| MARK DAVIS | Austin, TX | Active 2019–2020 |
| MARK KNOUSE | Harrisburg, PA | Active 2007–2013 |
| MARK MALONE | AUSTIN, TX | Active 2007–2023 |
| MARK MCCORMICK | Otsego, MN | Active 2022–2026 |
| MARK RAABE | ALEXANDRIA, VA | Active 2007–2012 |
| MARK REY | Washington, DC | Active 2009–2026 |
| MARK SAYLOR COMPANY, LLC | Pasadena, CA | Active 2007–2010 |
| MARK SCHAUER | Kalamazoo, MI | Active 2019–2020 |
| MARK SMITH PUBLIC AFFAIRS | Austin, TX | Active 2019–2025 |
| MARK VARGAS | Chicago, IL | Active 2025–2026 |
| MARK VOGEL | HOLLYWOOD, FL | Active 2007–2010 |
| MARK WARREN | Dunn Loring, VA | Active 2012 |
| MARKCORP, INC. | WASHINGTON, DC | Active 2007–2009 |
| MARKLEY AND COMPANY | ANCHORAGE, AK | Active 2007–2024 |
| MARKQUEST | Vero Beach, FL | Active 2007–2026 |
| MARKS & SOKOLOV, LLC | Philadelphia, PA | Active 2017–2020 |
| MARKUP LLC | WASHINGTON, DC | Active 2020–2022 |
| MARLA GROSSMAN LLC | Johns Island, SC | Active 2007–2026 |
| MARLOWE & COMPANY | Washington, DC | Active 2007–2015 |
| MARMON CONSULTING LLC | Glen Burnie, MD | Active 2012 |
| MAROON CONSULTANTS, LLC | Boerne, TX | Active 2012–2014 |
| MARQUETTE UNIVERSITY | MILWAUKEE, WI | Active 2007–2026 |
| MARQUIS MANAGEMENT LLC | Hennepin, IL | Active 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.