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 |
|---|---|---|
| DAN COHEN | Arlington, VA | Active 2008 |
| DAN DIXON | ARLINGTON, VA | Active 2007–2008 |
| DAN MCCARTHY CONSULTING LLC | Washington, DC | Active 2025–2026 |
| DAN TATE, LLC | Washington, DC | Active 2007–2019 |
| DANA CONTRATTO | Washington, DC | Active 2013–2014 |
| DANA GOWARD | Alexandria, VA | Active 2018–2022 |
| DANA ROHRABACHER LLC | York, ME | Active 2020 |
| DANA-FARBER CANCER INSTITUTE | Boston, MA | Active 2021–2026 |
| DANAHER CORPORATION | Washington, DC | Active 2022–2026 |
| DANCE/USA | Washington, DC | Active 2007–2026 |
| DANCING RABBIT TRIBAL CONSULTING | Durant, OK | Active 2024–2025 |
| DANDELION ENERGY | New York, NY | Active 2019–2020 |
| DANEA KEHOE | WASHINGTON, DC | Active 2007–2026 |
| DANFOSS INC. | Baltimore, MD | Active 2008–2023 |
| DANIEL A. MICA, LLC | Alexandria, VA, VA | Active 2011–2017 |
| DANIEL BLUM | Burke, VA | Active 2007–2013 |
| DANIEL CONSULTING | Grosse Pointe, MI | Active 2021–2025 |
| DANIEL J. FRENCH & ASSOCIATES, LLC | SYRACUSE, NY | Active 2007–2015 |
| DANIEL KOSTENBAUDER | Palo Alto, CA | Active 2014–2015 |
| DANIEL LAPRE | Purcellville, VA | Active 2009–2010 |
| DANIEL PUZON | FT. WASHINGTON, MD | Active 2007–2011 |
| DANIEL S. LEFEVERS DBA DAVID AND GRACE ASSOCIATES | Edgewater, MD | Active 2014 |
| DANIEL TUTTLE | Magna, UT | Active 2011–2022 |
| DANIELLE ORGAN PETERS | Washington, DC | Active 2009–2014 |
| DANIELS, ARNOLD JR. | WASHINGTON, DC | Active 2007 |
| DANNY GHORBANI | McClean, VA | Active 2015–2026 |
| DANNY R. COYNE | Westbrook, ME | Active 2009 |
| DANONE USA PUBLIC BENEFIT CORPORATION (FKA DANONE NORTH AMERICA, PBC) | White Plains, NY | Active 2018–2026 |
| DAPPER LABS, INC. | Vancouver, BC, Canada | Active 2022–2024 |
| DARBY ENTERPRISES | ALEXANDRIA, VA | Active 2007 |
| DARBY FIELD ADVISORS | Nashua, NH | Active 2022 |
| DARDEN RESTAURANTS, INC. | ORLANDO, FL | Active 2007–2014 |
| DARLENE RICHESON & ASSOCIATES | Woodbine, MD | Active 2007–2018 |
| DARLING INGREDIENTS INC. AND ITS SUBSIDIARY ENVIROFLIGHT | Irving, TX | Active 2026 |
| DARLING, ROTHSCHILD & SCOTT, LLC | Washington, DC | Active 2019–2020 |
| DARRELL COOVER | POTOMAC, MD | Active 2007–2010 |
| DARTMOUTH COLLEGE | Hanover, NH | Active 2024–2026 |
| DARTMOUTH-HITCHCOCK MEDICAL CENTER | Lebanon, NH | Active 2008–2026 |
| DATA CENTER COALITION | Leesburg, VA | Active 2025–2026 |
| DATA COALITION | Washington, DC | Active 2015–2020 |
| DATAPATH, INC. | Duluth, GA | Active 2008–2009 |
| DATAROBOT, INC. | Boston, MA | Active 2019–2022 |
| DATAVANT INC. | Phoenix, AZ | Active 2023–2024 |
| DAUGHERTY STRATEGIES LLC | Cheyenne, WY | Active 2025–2026 |
| DAVE KOLBE CONSULTING | Howard, OH | Active 2017–2026 |
| DAVENPORT MCKESSON CORPORATION | Boston, MA | Active 2013–2015 |
| DAVENPORT POLICY | WASHINGTON, DC | Active 2023–2026 |
| DAVENPORT VENTURES, LLC | Arlington, VA | Active 2010–2017 |
| DAVID A. BRADLEY | Fredericksburg, VA | Active 2014–2026 |
| DAVID A. FELT | Alexandria, VA | Active 2010 |
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.