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 |
|---|---|---|
| WHIT ALLEN & ASSOCIATES, INC. | Arvada, CO | Active 2008–2011 |
| WHITAKER STRATEGIES (STEPHEN B. WHITAKER DBA WHITAKER SRATEGIES, FORMERLY WHITAK | Washington, DC | Active 2007–2024 |
| WHITAKER STRATEGY GROUP | Des Moines, IA | Active 2013 |
| WHITE & CASE LLP | Washington, DC | Active 2007–2013 |
| WHITE COAT WASTE PROJECT INC | Richmond, VA | Active 2017–2026 |
| WHITE CONSULTING | Houston, TX | Active 2007 |
| WHITMER & WORRALL, LLC | Washington, DC | Active 2007–2026 |
| WHITTEN & DIAMOND | Washington, DC | Active 2007–2009 |
| WHO DAT STRATEGIES LLC | Arlington, VA | Active 2022–2026 |
| WHW CONSULTING LLC | Washington, DC | Active 2007–2018 |
| WHYTE HIRSCHBOECK DUDEK S.C. | Madison, WI | Active 2007–2015 |
| WIDERCHANGE LLC | Salem, OR | Active 2023 |
| WIDMEYER COMMUNICATIONS, INC | WASHINGTON, DC | Active 2007 |
| WIGLEY, MARTIN T. | ALEXANDRIA, VA | Active 2007 |
| WILDFIRE PROTECTION SYSTEMS | Chesterton, IN | Active 2009–2026 |
| WILDHORSE CONSULTING | Washington, DC | Active 2017–2020 |
| WILDLIFE CONSERVATION SOCIETY | Bronx, NY | Active 2007–2026 |
| WILEY REIN LLP | Washington, DC | Active 2007–2026 |
| WILFREDO PESANTE | Washington, DC | Active 2010–2011 |
| WILHELMI GOVERNMENT AFFAIRS | Stillwater, MN | Active 2009–2010 |
| WILL WILL WIN, INC. | Framingham, MA | Active 2011–2015 |
| WILLIAM A. BLAKEY & ASSOCIATES | Washington, DC | Active 2007–2009 |
| WILLIAM A. COHAN, P.C. | Carlsbad, CA | Active 2024–2025 |
| WILLIAM ADAMS | Erhard, MN | Active 2018–2021 |
| WILLIAM ALEXANDER | Ashburn, VA | Active 2007 |
| WILLIAM B. NEWMAN JR. LLC | Washington, DC | Active 2007–2012 |
| WILLIAM BALL | Alexandria, VA | Active 2009–2026 |
| WILLIAM BOESCH | Collegeville, TX | Active 2007 |
| WILLIAM CASTLE | Alexandria, VA | Active 2021–2025 |
| WILLIAM CUNNINGHAM | North Andover, MA | Active 2008–2009 |
| WILLIAM F. JEWELL | Lutherville, MD | Active 2015–2026 |
| WILLIAM F. WHITSITT | WASHINGTON, DC | Active 2007–2008 |
| WILLIAM FULFORD | Montgomery, AL | Active 2007–2012 |
| WILLIAM G. HUNT & ASSOCIATES, LLC | Washington, DC | Active 2009–2010 |
| WILLIAM HAMILTON | Vashon, WA | Active 2010–2020 |
| WILLIAM HARRELL | Oxford, MS | Active 2007–2011 |
| WILLIAM HILLEARY | Murfreesboro, TN | Active 2015–2018 |
| WILLIAM HUBBARD | Chapel Hill, NC | Active 2008 |
| WILLIAM HYLAND | Annapolis, MD | Active 2011–2022 |
| WILLIAM JOSEPH | CLEVELAND, OH | Active 2007–2012 |
| WILLIAM LEWIS | Atlanta, GA | Active 2008–2009 |
| WILLIAM M. CLOHERTY | Bethesda, MD | Active 2007–2011 |
| WILLIAM MCCORMICK | Fair Oaks Ranch, TX | Active 2008 |
| WILLIAM MCCOY | Springfield, MO | Active 2009–2016 |
| WILLIAM MCGEE | Milford, CT | Active 2021–2022 |
| WILLIAM O'NEILL | Washington, DC | Active 2009 |
| WILLIAM POSTON | Bethesda, MD | Active 2022–2024 |
| WILLIAM PRYOR | Arlington, VA | Active 2009–2010 |
| WILLIAM SCHMIDT | Cornish, NH | Active 2023–2024 |
| WILLIAM SWEETNAM | Chagrin Falls, OH | Active 2015–2026 |
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.