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 |
|---|---|---|
| GREENWOOD ENVIRONMENTAL COUNSEL PLLC | Washington, DC | Active 2012–2017 |
| GREER STRATEGIC PARTNERS | Washington, DC | Active 2026 |
| GREG LANKLER LLC | Washington, DC | Active 2013–2014 |
| GREG LYNSKEY | Alexandria, VA | Active 2017–2018 |
| GREG ROMBERG | EVERGREEN, CO | Active 2007–2010 |
| GREG WILSON PR | Herndon, VA | Active 2023–2026 |
| GREGG CHRISTENSON | Englewood, FL | Active 2023–2024 |
| GREGG RICKMAN | Rockville, MD | Active 2009–2010 |
| GREGORY BROCK | FREEPORT, MI | Active 2022–2025 |
| GREGORY TERRY | Washington, DC | Active 2019–2026 |
| GREGORY WILSON | Great Falls, VA | Active 2008–2009 |
| GRESHAM CONSULTING GROUP, LLC | Southport, NC | Active 2012–2017 |
| GREVE, MICHAEL | ALEXANDRIA, VA | Active 2007 |
| GREY GOVERNMENT RELATIONS, INC. | COLUMBUS, OH | Active 2007 |
| GREYDIANT CONSULTING LLC | Alexandria, VA | Active 2019–2022 |
| GREYSTONE GLOBAL STRATEGIES LLC | Washington, DC | Active 2021–2024 |
| GREYSTONE GROUP LLC | Bozeman, MT | Active 2007–2026 |
| GRIDIRON PUBLIC AFFAIRS, LLC | Madison, WI | Active 2026 |
| GRIDLIANCE GP, LLC (F/K/A GRIDLIANCE HOLDCO, LP) | Washington, DC | Active 2017–2021 |
| GRIDPOINT, INC. | Arlington, VA | Active 2008–2009 |
| GRIDWISE ALLIANCE | Washington, DC | Active 2008–2010 |
| GRIEBOSKI GLOBAL STRATEGIES, LLC | Alexandria, VA | Active 2010–2016 |
| GRIFFIN & ASSOC | ARLINGTON, VA | Active 2007–2008 |
| GRIFFIN CONSULTING, LLC | Washington, DC | Active 2019 |
| GRIFFIN FOSTER | Alexandria, VA | Active 2010–2012 |
| GRIFFIN GLOBAL OUTREACH LLC | Alexandria, VA | Active 2009–2026 |
| GRIFFIN STRATEGIES, LLC | Ashburn, VA | Active 2021–2026 |
| GRIFFITH & ROGERS, LLC | Washington, DC | Active 2007–2012 |
| GRIFFITH CORP | Glendora, CA | Active 2007–2009 |
| GRIFOLS SHARED SERVICES NORTH AMERICA, INC. | Washington, DC | Active 2008–2026 |
| GRIGSBY AND ASSOCIATES, LLC | Silver Spring,, MD | Active 2009–2014 |
| GRIGSBY GOVERNMENT RELATIONS ASSOCIATES, LLC | Vienna, VA | Active 2008–2016 |
| GRIMES AND YOUNG, INC. | Media, PA | Active 2007 |
| GRIMES GALVANO, PL | Bradenton, FL | Active 2026 |
| GRINDR LLC | West Hollywood, CA | Active 2025–2026 |
| GRINDSTONE CONSULTING (FORMERLY KNOWN AS STEPHEN DONCHES II) | PURCELLVILLE, VA | Active 2007–2017 |
| GRINNELL ASSOCIATES | Dartmouth, MA | Active 2008–2012 |
| GRISSO CONSULTING GROUP, LLC | WASHINGTON, DC | Active 2007–2013 |
| GRIZZLE COMPANY | Washington, DC | Active 2007–2018 |
| GROISMAN LLC | Bay Harbor Islands, FL | Active 2025–2026 |
| GRONBERG CONSULTING, LLC | Annandale, VA | Active 2012–2015 |
| GROOM LAW GROUP, CHARTERED | Washington, DC | Active 2007–2026 |
| GROSS & WELCH, P.C., L.L.O. | Omaha, NE | Active 2012–2014 |
| GROSSMANHEINZ | Washington, DC | Active 2013–2019 |
| GROUNDSWELL STRATEGY LLC | Arlington, VA | Active 2020–2026 |
| GROUP HEALTH COOPERATIVE | SEATTLE, WA | Active 2007–2017 |
| GROUP HEALTH, INC | NEW YORK, NY | Active 2007 |
| GROUPE SEB | Parsippany, NJ | Active 2025–2026 |
| GROVE CLIMATE GROUP | Carrboro, NC | Active 2024–2025 |
| GROWTH ENERGY, INC. | Washington, DC | Active 2009–2026 |
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.