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 |
|---|---|---|
| YGOMI, LLC | WASHINGTON, DC | Active 2007–2009 |
| YMCA OF THE USA | Washington, DC | Active 2007–2026 |
| YODLEE INC. | REDWOOD SHORES, CA | Active 2016–2017 |
| YONDR INC | Los Angeles, CA | Active 2026 |
| YORKTOWN GROUP LLC | Washington, DC | Active 2011–2016 |
| YORKTOWN SOLUTIONS | Washington, DC | Active 2016–2026 |
| YOSS LLP (FORMERLY KNOWN AS ADORNO & YOSS, LLP) | WASHINGTON, DC | Active 2007–2011 |
| YOSTE STRATEGIC PARTNERS, LLC | Oxford, MS | Active 2018–2019 |
| YOUNG CONAWAY STARGATT & TAYLOR, LLP | WILMINGTON, DE | Active 2007–2008 |
| YOUNG GOVERNMENT AFFAIRS LLC | Washington, DC | Active 2026 |
| YOUNG PEOPLE'S ALLIANCE | Raleigh, NC | Active 2023–2026 |
| YOUR AMERICAN FAMILY | Fairfax, VA | Active 2017–2019 |
| YOUTH VILLAGES, INC | Memphis, TN | Active 2010–2021 |
| YUM! BRANDS, INC. | LOUISVILLE, KY | Active 2007–2026 |
| YVONNE NANASI | Bedford, NH | Active 2008–2009 |
| YWCA USA | Washington, DC | Active 2019–2026 |
| ZACK H. SHELLEY, JR. | TALLAHASSEE, FL | Active 2007–2008 |
| ZAMOYSKI AND COMPANY | WASHINGTON, DC | Active 2007–2014 |
| ZANSKAR GEOTHERMAL & MINERALS, INC. | Salt Lake City, UT | Active 2026 |
| ZARRELLI STRATEGIES, INC. | Silver Spring, MD | Active 2018–2026 |
| ZEBRA IMAGING, INC. | Austin, TX | Active 2007–2014 |
| ZEBRA TECHNOLOGIES CORPORATION | Lincolnshire, IL | Active 2026 |
| ZEL E. LIPSEN, ESQUIRE | McLean, VA | Active 2007–2011 |
| ZELIFF ENTERPRISES | WASHINGTON, DC | Active 2007–2018 |
| ZELL & COX LAW, P.C. | Santa Barbara, CA | Active 2007–2020 |
| ZEPPELIN COMMUNICATIONS | East Aurora, NY | Active 2017–2018 |
| ZERO EMISSION TRANSPORTATION ASSOCIATION | Washington, DC | Active 2021–2026 |
| ZERO MILE STRATEGIES | Washington, DC | Active 2025–2026 |
| ZERO ONE STRATEGIES | Alexandria, VA | Active 2024–2026 |
| ZERO PROSTATE CANCER | Alexandria, VA | Active 2007–2026 |
| ZERO TO THREE: NATIONAL CENTER FOR INFANTS, TODDLERS, AND FAMILIES | Washington, DC | Active 2011–2026 |
| ZEROAVIA, INC. | Everett, WA | Active 2024–2025 |
| ZEROEYES GOVERNMENT SOLUTION | Conshohocken, PA | Active 2026 |
| ZF ACTIVE SAFETY US INC. | Livonia, MI | Active 2019–2026 |
| ZHF CONSULTING LLC | Columbus, OH | Active 2015–2019 |
| ZIEBART CONSULTING, LLC | Fort Lauderdale, FL | Active 2007–2026 |
| ZIEMBA WAID PUBLIC AFFAIRS, LLC | Washington, DC | Active 2009–2010 |
| ZILLOW GROUP, INC. | Seattle, WA | Active 2019–2026 |
| ZIMMER BIOMET, INC. | Washington, DC | Active 2007–2026 |
| ZIMMER DUNCAN & COLE | Parker, SD | Active 2008 |
| ZIMMER STRATEGIES, INC. | Washington, DC | Active 2009 |
| ZIONIST ORGANIZATION OF AMERICA | WASHINGTON, DC | Active 2007–2026 |
| ZIONTZ CHESTNUT | SEATTLE, WA | Active 2007–2026 |
| ZIPLINE INTERNATIONAL INC. | SOUTH SAN FRANCISCO, CA | Active 2022–2023 |
| ZIRKELBACH STRATEGIES | Washington, DC | Active 2017–2026 |
| ZOETIS INC. | Parsippany-Troy Hills, NJ | Active 2013–2026 |
| ZOOM COMMUNICATIONS INC | San Jose, CA | Active 2025–2026 |
| ZSCALER, INC. AND AFFILIATES | San Jose, CA | Active 2022–2023 |
| ZTE USA | Richardson, TX | Active 2011–2022 |
| ZUCKERMAN SPAEDER LLP | WASHINGTON, DC | Active 2007–2009 |
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.